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Winter Weather Advisory 0053
Issued by the Great Falls Forecast Office

Action Issued Starts Expiration
New 2025-12-05 04:45:35 2025-12-05 21:00:00 2025-12-06 06:00:00
Continued 2025-12-05 08:53:15 2025-12-05 21:00:00 2025-12-06 06:00:00
Time and Area Extended 2025-12-05 14:10:52 2025-12-05 18:00:00 2025-12-06 22:00:00
Time Extended 2025-12-05 14:10:52 2025-12-05 20:00:00 2025-12-06 12:00:00
Time and Area Extended 2025-12-05 14:10:52 2025-12-05 17:00:00 2025-12-06 12:00:00
Continued 2025-12-05 18:18:57 2025-12-06 12:00:00
Continued 2025-12-05 18:18:57 2025-12-05 20:00:00 2025-12-06 12:00:00
Area Extended 2025-12-05 18:18:57 2025-12-06 12:00:00
Continued 2025-12-05 18:18:57 2025-12-06 22:00:00
Continued 2025-12-06 04:47:35 2025-12-06 22:00:00
Continued 2025-12-06 04:47:35 2025-12-06 12:00:00
Continued 2025-12-06 04:47:35 2025-12-06 12:00:00
Continued 2025-12-06 11:45:48 2025-12-06 22:00:00
Expired 2025-12-06 11:45:48 2025-12-06 12:00:00
Area Extended 2025-12-06 14:41:52 2025-12-06 22:00:00
Continued 2025-12-06 14:41:52 2025-12-06 22:00:00
Expired 2025-12-06 21:37:33 2025-12-06 22:00:00


Action: New
Issued At: 2025-12-05 04:45:35

356 
WWUS45 KTFX 051044
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
344 AM MST Fri Dec 5 2025

MTZ317-320-330-060000-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Gallatin and Madison County Mountains and Centennial
Mountains-
Including the following locations: Targhee Pass, Big Sky, West
Yellowstone, Battle Ridge Pass, Raynolds Pass, Kings Hill Pass,
Monarch, Neihart, Trident, Bozeman Pass, Maudlow, and Deep Creek
Pass
344 AM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 6 and 12 
  inches. Isolated higher amounts. Winds gusting as high as 45 mph.

* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and 
  Highwood Mountains, and Gallatin and Madison County Mountains and 
  Centennial Mountains.

* WHEN...Until 2 PM MST Saturday.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Widespread blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remember, a Winter Storm Warning means that there is at least an 80% 
chance of impactful winter weather conditions during the warning 
period.

&&

$$

MTZ327-060000-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Wise River, Big Hole Pass,
Wisdom, Chief Joseph Pass, and Dewey
344 AM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 10 and 18 
  inches. Isolated higher amounts. Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Widespread blowing 
  snow could significantly reduce visibility. Gusty winds could 
  bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ304>306-310-311-314-318-060000-
/O.NEW.KTFX.WW.Y.0053.251206T0300Z-251206T1200Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Chinook, Harlem, Galata, Rocky
Boy, Carter, Zurich, Hilger, Lewistown, Hogeland, Fort Belknap,
Whitlash, Devon, Fort Benton, Chester, Shelby, Floweree, Havre,
Lothair, and Joplin
344 AM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT
FROM 8 PM THIS EVENING TO 5 AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 3 inches at 
  lower elevations and up to 8 inches in the mountains.

* WHERE...Portions of central and north central Montana.

* WHEN...From 8 PM this evening to 5 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remember, a Winter Weather Advisory means that there is at least an 
80% chance of minor impacts due to winter weather conditions during 
the advisory period.

&&

$$

MTZ322-051800-
/O.CON.KTFX.WW.Y.0052.000000T0000Z-251205T1800Z/
Elkhorn and Boulder Mountains-
Including the following locations: Montana City, Homestake Pass,
Elk Park Pass, Clancy, Wickes, Corbin, and Boulder
344 AM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL 11 AM MST THIS MORNING...

* WHAT...Snow. Additional snow accumulations up to one inch.

* WHERE...Elkhorn and Boulder Mountains.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ326-051800-
/O.CON.KTFX.WW.Y.0052.000000T0000Z-251205T1800Z/
Gallatin Valley-
Including the following locations: Bozeman and Gallatin Gateway
344 AM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL 11 AM MST THIS MORNING...

* WHAT...Snow. Additional snow accumulations up to one inch.

* WHERE...Gallatin Valley.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ301-307-060000-
/O.CON.KTFX.WS.A.0018.251206T0000Z-251207T1500Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: East Glacier Park, Babb,
Marias Pass, Saint Mary, Kiowa, Rogers Pass, and Logan Pass
344 AM MST Fri Dec 5 2025

...WINTER STORM WATCH REMAINS IN EFFECT
FROM THIS AFTERNOON THROUGH SUNDAY MORNING...

* WHAT...Heavy snow possible. Total snow accumulations 8 to 15 
  inches possible. Winds could gust as high as 60 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...From this afternoon through Sunday morning.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Widespread blowing 
  snow could significantly reduce visibility. Strong winds could 
  cause tree damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remember, a Winter Storm Watch means that there is at least a 50% 
chance of impactful winter weather conditions during the watch 
period.

&&

$$

Brusda


Action: Continued
Issued At: 2025-12-05 08:53:15

709 
WWUS45 KTFX 051452
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
752 AM MST Fri Dec 5 2025

MTZ322-326-051600-
/O.CAN.KTFX.WW.Y.0052.000000T0000Z-251205T1800Z/
Elkhorn and Boulder Mountains-Gallatin Valley-
Including the following locations: Elk Park Pass, Clancy,
Gallatin Gateway, Boulder, Homestake Pass, Bozeman, Montana City,
Wickes, and Corbin
752 AM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IS CANCELLED...

The threat has ended.

$$

MTZ317-320-330-060600-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Gallatin and Madison County Mountains and Centennial
Mountains-
Including the following locations: Trident, Targhee Pass,
Neihart, Kings Hill Pass, Raynolds Pass, Monarch, Maudlow, Deep
Creek Pass, Bozeman Pass, Big Sky, West Yellowstone, and Battle
Ridge Pass
752 AM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 6 and 12 
  inches. Isolated higher amounts. Winds gusting as high as 45 mph.

* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and 
  Highwood Mountains, and Gallatin and Madison County Mountains and 
  Centennial Mountains.

* WHEN...Until 2 PM MST Saturday.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Widespread blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

* ADDITIONAL DETAILS...Significant travel impacts to the Friday 
  commutes are possible for Bozeman Pass and along Highway 191 south 
  of Bozeman.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-060600-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Big Hole Pass, Wisdom, Dewey,
Chief Joseph Pass, and Wise River
752 AM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 8 and 16 
  inches. Isolated higher amounts. Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Widespread blowing 
  snow could significantly reduce visibility. Gusty winds could 
  bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ304>306-310-311-314-318-060600-
/O.CON.KTFX.WW.Y.0053.251206T0300Z-251206T1200Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Zurich, Fort Benton, Hogeland,
Fort Belknap, Chinook, Havre, Devon, Rocky Boy, Chester, Galata,
Shelby, Hilger, Carter, Floweree, Joplin, Whitlash, Lothair,
Harlem, and Lewistown
752 AM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING 
TO 5 AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 3 inches at 
  lower elevations and up to 8 inches in the mountains.

* WHERE...Portions of central and north central Montana.

* WHEN...From 8 PM this evening to 5 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ301-307-060600-
/O.CON.KTFX.WS.A.0018.251206T0000Z-251207T1500Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: Marias Pass, Rogers Pass,
Babb, Saint Mary, Kiowa, East Glacier Park, and Logan Pass
752 AM MST Fri Dec 5 2025

...WINTER STORM WATCH REMAINS IN EFFECT FROM 5 PM MST THIS AFTERNOON 
THROUGH SUNDAY MORNING...

* WHAT...Heavy snow possible. Total snow accumulations 8 to 15 
  inches possible. Winds could gust as high as 60 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...From 5 PM MST this afternoon through Sunday morning.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Widespread blowing 
  snow could significantly reduce visibility. Strong winds could 
  cause tree damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

Remember, a Winter Storm Watch means that there is at least a 50% 
chance of impactful winter weather conditions during the watch 
period.

&&

$$

IG


Action: Time and Area Extended
Issued At: 2025-12-05 14:10:52

778 
WWUS45 KTFX 052010
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
110 PM MST Fri Dec 5 2025

MTZ317-320-330-061115-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Gallatin and Madison County Mountains and Centennial
Mountains-
Including the following locations: Trident, Targhee Pass,
Neihart, Kings Hill Pass, Raynolds Pass, Monarch, Maudlow, Deep
Creek Pass, Bozeman Pass, Big Sky, West Yellowstone, and Battle
Ridge Pass
110 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 4 and 11 
  inches. Isolated higher amounts. Winds gusting as high as 45 mph.

* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and 
  Highwood Mountains, and Gallatin and Madison County Mountains and 
  Centennial Mountains.

* WHEN...Until 2 PM MST Saturday.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

* ADDITIONAL DETAILS...Significant travel impacts to the Friday 
  evening commute are possible for Bozeman Pass and along Highway 
  191 south of Bozeman.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-061115-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Big Hole Pass, Wisdom, Dewey,
Chief Joseph Pass, and Wise River
110 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 5 and 13 
  inches. Isolated higher amounts. Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ301-307-061115-
/O.UPG.KTFX.WS.A.0018.251206T0000Z-251207T1500Z/
/O.EXB.KTFX.WW.Y.0053.251206T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: Marias Pass, Rogers Pass,
Babb, Saint Mary, Kiowa, East Glacier Park, and Logan Pass
110 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 
PM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 9 inches. 
  Isolated higher amounts. Winds gusting as high as 60 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...From 5 PM this afternoon to 9 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Strong winds could cause tree 
  damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

Remember, a Winter Weather Advisory means that there is at least an 
80% chance of minor impacts due to winter weather conditions during 
the advisory period.

&&

$$

MTZ322-061115-
/O.EXB.KTFX.WW.Y.0053.251205T2300Z-251206T1800Z/
Elkhorn and Boulder Mountains-
Including the following locations: Elk Park Pass, Clancy,
Boulder, Homestake Pass, Montana City, Wickes, and Corbin
110 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 11 
AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 8 
  inches. Winds gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains.

* WHEN...From 4 PM this afternoon to 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061115-
/O.EXT.KTFX.WW.Y.0053.251206T0200Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Zurich, Fort Benton, Hogeland,
Fort Belknap, Chinook, Havre, Devon, Rocky Boy, Chester, Galata,
Shelby, Hilger, Carter, Floweree, Joplin, Whitlash, Lothair,
Harlem, and Lewistown
110 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 
11 AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 3 inches at 
  lower elevations and up to 8 inches in the mountains.

* WHERE...Portions of central and north central Montana.

* WHEN...From 7 PM this evening to 11 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

IG


Action: Time Extended
Issued At: 2025-12-05 14:10:52

778 
WWUS45 KTFX 052010
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
110 PM MST Fri Dec 5 2025

MTZ317-320-330-061115-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Gallatin and Madison County Mountains and Centennial
Mountains-
Including the following locations: Trident, Targhee Pass,
Neihart, Kings Hill Pass, Raynolds Pass, Monarch, Maudlow, Deep
Creek Pass, Bozeman Pass, Big Sky, West Yellowstone, and Battle
Ridge Pass
110 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 4 and 11 
  inches. Isolated higher amounts. Winds gusting as high as 45 mph.

* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and 
  Highwood Mountains, and Gallatin and Madison County Mountains and 
  Centennial Mountains.

* WHEN...Until 2 PM MST Saturday.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

* ADDITIONAL DETAILS...Significant travel impacts to the Friday 
  evening commute are possible for Bozeman Pass and along Highway 
  191 south of Bozeman.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-061115-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Big Hole Pass, Wisdom, Dewey,
Chief Joseph Pass, and Wise River
110 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 5 and 13 
  inches. Isolated higher amounts. Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ301-307-061115-
/O.UPG.KTFX.WS.A.0018.251206T0000Z-251207T1500Z/
/O.EXB.KTFX.WW.Y.0053.251206T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: Marias Pass, Rogers Pass,
Babb, Saint Mary, Kiowa, East Glacier Park, and Logan Pass
110 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 
PM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 9 inches. 
  Isolated higher amounts. Winds gusting as high as 60 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...From 5 PM this afternoon to 9 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Strong winds could cause tree 
  damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

Remember, a Winter Weather Advisory means that there is at least an 
80% chance of minor impacts due to winter weather conditions during 
the advisory period.

&&

$$

MTZ322-061115-
/O.EXB.KTFX.WW.Y.0053.251205T2300Z-251206T1800Z/
Elkhorn and Boulder Mountains-
Including the following locations: Elk Park Pass, Clancy,
Boulder, Homestake Pass, Montana City, Wickes, and Corbin
110 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 11 
AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 8 
  inches. Winds gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains.

* WHEN...From 4 PM this afternoon to 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061115-
/O.EXT.KTFX.WW.Y.0053.251206T0200Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Zurich, Fort Benton, Hogeland,
Fort Belknap, Chinook, Havre, Devon, Rocky Boy, Chester, Galata,
Shelby, Hilger, Carter, Floweree, Joplin, Whitlash, Lothair,
Harlem, and Lewistown
110 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 
11 AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 3 inches at 
  lower elevations and up to 8 inches in the mountains.

* WHERE...Portions of central and north central Montana.

* WHEN...From 7 PM this evening to 11 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

IG


Action: Time and Area Extended
Issued At: 2025-12-05 14:10:52

778 
WWUS45 KTFX 052010
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
110 PM MST Fri Dec 5 2025

MTZ317-320-330-061115-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Gallatin and Madison County Mountains and Centennial
Mountains-
Including the following locations: Trident, Targhee Pass,
Neihart, Kings Hill Pass, Raynolds Pass, Monarch, Maudlow, Deep
Creek Pass, Bozeman Pass, Big Sky, West Yellowstone, and Battle
Ridge Pass
110 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 4 and 11 
  inches. Isolated higher amounts. Winds gusting as high as 45 mph.

* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and 
  Highwood Mountains, and Gallatin and Madison County Mountains and 
  Centennial Mountains.

* WHEN...Until 2 PM MST Saturday.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

* ADDITIONAL DETAILS...Significant travel impacts to the Friday 
  evening commute are possible for Bozeman Pass and along Highway 
  191 south of Bozeman.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-061115-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Big Hole Pass, Wisdom, Dewey,
Chief Joseph Pass, and Wise River
110 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 5 and 13 
  inches. Isolated higher amounts. Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ301-307-061115-
/O.UPG.KTFX.WS.A.0018.251206T0000Z-251207T1500Z/
/O.EXB.KTFX.WW.Y.0053.251206T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: Marias Pass, Rogers Pass,
Babb, Saint Mary, Kiowa, East Glacier Park, and Logan Pass
110 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 
PM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 9 inches. 
  Isolated higher amounts. Winds gusting as high as 60 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...From 5 PM this afternoon to 9 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Strong winds could cause tree 
  damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

Remember, a Winter Weather Advisory means that there is at least an 
80% chance of minor impacts due to winter weather conditions during 
the advisory period.

&&

$$

MTZ322-061115-
/O.EXB.KTFX.WW.Y.0053.251205T2300Z-251206T1800Z/
Elkhorn and Boulder Mountains-
Including the following locations: Elk Park Pass, Clancy,
Boulder, Homestake Pass, Montana City, Wickes, and Corbin
110 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 11 
AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 8 
  inches. Winds gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains.

* WHEN...From 4 PM this afternoon to 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061115-
/O.EXT.KTFX.WW.Y.0053.251206T0200Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Zurich, Fort Benton, Hogeland,
Fort Belknap, Chinook, Havre, Devon, Rocky Boy, Chester, Galata,
Shelby, Hilger, Carter, Floweree, Joplin, Whitlash, Lothair,
Harlem, and Lewistown
110 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 
11 AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 3 inches at 
  lower elevations and up to 8 inches in the mountains.

* WHERE...Portions of central and north central Montana.

* WHEN...From 7 PM this evening to 11 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

IG


Action: Continued
Issued At: 2025-12-05 18:18:57

485 
WWUS45 KTFX 060018
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
518 PM MST Fri Dec 5 2025

MTZ317-320-330-061315-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Gallatin and Madison County Mountains and Centennial
Mountains-
Including the following locations: West Yellowstone, Trident,
Monarch, Battle Ridge Pass, Neihart, Bozeman Pass, Raynolds Pass,
Kings Hill Pass, Big Sky, Targhee Pass, Maudlow, and Deep Creek
Pass
518 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 4 and 11 
  inches. Isolated higher amounts. Winds gusting as high as 45 mph.

* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and 
  Highwood Mountains, and Gallatin and Madison County Mountains and 
  Centennial Mountains.

* WHEN...Until 2 PM MST Saturday.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

* ADDITIONAL DETAILS...Significant travel impacts to the Friday 
  evening commute are possible for Bozeman Pass and along Highway 
  191 south of Bozeman.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-061315-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Wisdom, Wise River, Dewey,
Chief Joseph Pass, and Big Hole Pass
518 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 5 and 13 
  inches. Isolated higher amounts. Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ315-061315-
/O.EXA.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Upper Blackfoot and MacDonald Pass-
Including the following locations: MacDonald Pass, Marysville,
Lincoln, and Flesher Pass
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 7 
  inches, with higher amounts above pass level. Winds gusting as 
  high as 45 mph.

* WHERE...Upper Blackfoot and MacDonald Pass.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ301-307-061315-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: East Glacier Park, Babb,
Marias Pass, Logan Pass, Saint Mary, Rogers Pass, and Kiowa
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 9 inches. 
  Isolated higher amounts. Winds gusting as high as 55 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Strong winds could cause tree 
  damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

Remember, a Winter Weather Advisory means that there is at least an 
80% chance of minor impacts due to winter weather conditions during 
the advisory period.

&&

$$

MTZ322-061315-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Elkhorn and Boulder Mountains-
Including the following locations: Corbin, Boulder, Montana City,
Clancy, Elk Park Pass, Wickes, and Homestake Pass
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 8 
  inches. Winds gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061315-
/O.CON.KTFX.WW.Y.0053.251206T0200Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Harlem, Whitlash, Chester,
Havre, Floweree, Hilger, Lewistown, Lothair, Shelby, Fort
Belknap, Rocky Boy, Zurich, Galata, Fort Benton, Chinook, Devon,
Joplin, Hogeland, and Carter
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 4 inches at 
  lower elevations and up to 8 inches in the mountains.

* WHERE...Portions of central and north central Montana.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

AM


Action: Continued
Issued At: 2025-12-05 18:18:57

485 
WWUS45 KTFX 060018
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
518 PM MST Fri Dec 5 2025

MTZ317-320-330-061315-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Gallatin and Madison County Mountains and Centennial
Mountains-
Including the following locations: West Yellowstone, Trident,
Monarch, Battle Ridge Pass, Neihart, Bozeman Pass, Raynolds Pass,
Kings Hill Pass, Big Sky, Targhee Pass, Maudlow, and Deep Creek
Pass
518 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 4 and 11 
  inches. Isolated higher amounts. Winds gusting as high as 45 mph.

* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and 
  Highwood Mountains, and Gallatin and Madison County Mountains and 
  Centennial Mountains.

* WHEN...Until 2 PM MST Saturday.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

* ADDITIONAL DETAILS...Significant travel impacts to the Friday 
  evening commute are possible for Bozeman Pass and along Highway 
  191 south of Bozeman.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-061315-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Wisdom, Wise River, Dewey,
Chief Joseph Pass, and Big Hole Pass
518 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 5 and 13 
  inches. Isolated higher amounts. Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ315-061315-
/O.EXA.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Upper Blackfoot and MacDonald Pass-
Including the following locations: MacDonald Pass, Marysville,
Lincoln, and Flesher Pass
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 7 
  inches, with higher amounts above pass level. Winds gusting as 
  high as 45 mph.

* WHERE...Upper Blackfoot and MacDonald Pass.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ301-307-061315-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: East Glacier Park, Babb,
Marias Pass, Logan Pass, Saint Mary, Rogers Pass, and Kiowa
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 9 inches. 
  Isolated higher amounts. Winds gusting as high as 55 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Strong winds could cause tree 
  damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

Remember, a Winter Weather Advisory means that there is at least an 
80% chance of minor impacts due to winter weather conditions during 
the advisory period.

&&

$$

MTZ322-061315-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Elkhorn and Boulder Mountains-
Including the following locations: Corbin, Boulder, Montana City,
Clancy, Elk Park Pass, Wickes, and Homestake Pass
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 8 
  inches. Winds gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061315-
/O.CON.KTFX.WW.Y.0053.251206T0200Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Harlem, Whitlash, Chester,
Havre, Floweree, Hilger, Lewistown, Lothair, Shelby, Fort
Belknap, Rocky Boy, Zurich, Galata, Fort Benton, Chinook, Devon,
Joplin, Hogeland, and Carter
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 4 inches at 
  lower elevations and up to 8 inches in the mountains.

* WHERE...Portions of central and north central Montana.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

AM


Action: Area Extended
Issued At: 2025-12-05 18:18:57

485 
WWUS45 KTFX 060018
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
518 PM MST Fri Dec 5 2025

MTZ317-320-330-061315-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Gallatin and Madison County Mountains and Centennial
Mountains-
Including the following locations: West Yellowstone, Trident,
Monarch, Battle Ridge Pass, Neihart, Bozeman Pass, Raynolds Pass,
Kings Hill Pass, Big Sky, Targhee Pass, Maudlow, and Deep Creek
Pass
518 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 4 and 11 
  inches. Isolated higher amounts. Winds gusting as high as 45 mph.

* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and 
  Highwood Mountains, and Gallatin and Madison County Mountains and 
  Centennial Mountains.

* WHEN...Until 2 PM MST Saturday.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

* ADDITIONAL DETAILS...Significant travel impacts to the Friday 
  evening commute are possible for Bozeman Pass and along Highway 
  191 south of Bozeman.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-061315-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Wisdom, Wise River, Dewey,
Chief Joseph Pass, and Big Hole Pass
518 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 5 and 13 
  inches. Isolated higher amounts. Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ315-061315-
/O.EXA.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Upper Blackfoot and MacDonald Pass-
Including the following locations: MacDonald Pass, Marysville,
Lincoln, and Flesher Pass
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 7 
  inches, with higher amounts above pass level. Winds gusting as 
  high as 45 mph.

* WHERE...Upper Blackfoot and MacDonald Pass.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ301-307-061315-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: East Glacier Park, Babb,
Marias Pass, Logan Pass, Saint Mary, Rogers Pass, and Kiowa
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 9 inches. 
  Isolated higher amounts. Winds gusting as high as 55 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Strong winds could cause tree 
  damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

Remember, a Winter Weather Advisory means that there is at least an 
80% chance of minor impacts due to winter weather conditions during 
the advisory period.

&&

$$

MTZ322-061315-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Elkhorn and Boulder Mountains-
Including the following locations: Corbin, Boulder, Montana City,
Clancy, Elk Park Pass, Wickes, and Homestake Pass
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 8 
  inches. Winds gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061315-
/O.CON.KTFX.WW.Y.0053.251206T0200Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Harlem, Whitlash, Chester,
Havre, Floweree, Hilger, Lewistown, Lothair, Shelby, Fort
Belknap, Rocky Boy, Zurich, Galata, Fort Benton, Chinook, Devon,
Joplin, Hogeland, and Carter
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 4 inches at 
  lower elevations and up to 8 inches in the mountains.

* WHERE...Portions of central and north central Montana.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

AM


Action: Continued
Issued At: 2025-12-05 18:18:57

485 
WWUS45 KTFX 060018
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
518 PM MST Fri Dec 5 2025

MTZ317-320-330-061315-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Gallatin and Madison County Mountains and Centennial
Mountains-
Including the following locations: West Yellowstone, Trident,
Monarch, Battle Ridge Pass, Neihart, Bozeman Pass, Raynolds Pass,
Kings Hill Pass, Big Sky, Targhee Pass, Maudlow, and Deep Creek
Pass
518 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 4 and 11 
  inches. Isolated higher amounts. Winds gusting as high as 45 mph.

* WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and 
  Highwood Mountains, and Gallatin and Madison County Mountains and 
  Centennial Mountains.

* WHEN...Until 2 PM MST Saturday.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

* ADDITIONAL DETAILS...Significant travel impacts to the Friday 
  evening commute are possible for Bozeman Pass and along Highway 
  191 south of Bozeman.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-061315-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Wisdom, Wise River, Dewey,
Chief Joseph Pass, and Big Hole Pass
518 PM MST Fri Dec 5 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations between 5 and 13 
  inches. Isolated higher amounts. Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ315-061315-
/O.EXA.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Upper Blackfoot and MacDonald Pass-
Including the following locations: MacDonald Pass, Marysville,
Lincoln, and Flesher Pass
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 7 
  inches, with higher amounts above pass level. Winds gusting as 
  high as 45 mph.

* WHERE...Upper Blackfoot and MacDonald Pass.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ301-307-061315-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: East Glacier Park, Babb,
Marias Pass, Logan Pass, Saint Mary, Rogers Pass, and Kiowa
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 9 inches. 
  Isolated higher amounts. Winds gusting as high as 55 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST Saturday.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Strong winds could cause tree 
  damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

Remember, a Winter Weather Advisory means that there is at least an 
80% chance of minor impacts due to winter weather conditions during 
the advisory period.

&&

$$

MTZ322-061315-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Elkhorn and Boulder Mountains-
Including the following locations: Corbin, Boulder, Montana City,
Clancy, Elk Park Pass, Wickes, and Homestake Pass
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations between 3 and 8 
  inches. Winds gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061315-
/O.CON.KTFX.WW.Y.0053.251206T0200Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Harlem, Whitlash, Chester,
Havre, Floweree, Hilger, Lewistown, Lothair, Shelby, Fort
Belknap, Rocky Boy, Zurich, Galata, Fort Benton, Chinook, Devon,
Joplin, Hogeland, and Carter
518 PM MST Fri Dec 5 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST 
SATURDAY...

* WHAT...Snow expected. Total snow accumulations 1 to 4 inches at 
  lower elevations and up to 8 inches in the mountains.

* WHERE...Portions of central and north central Montana.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

AM


Action: Continued
Issued At: 2025-12-06 04:47:35

362 
WWUS45 KTFX 061046
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
346 AM MST Sat Dec 6 2025

MTZ330-070000-
/O.EXT.KTFX.WS.W.0019.000000T0000Z-251207T0400Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: West Yellowstone, Raynolds
Pass, Targhee Pass, and Big Sky
346 AM MST Sat Dec 6 2025

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM MST THIS EVENING...

* WHAT...Heavy snow. Additional snow accumulations 3 to 6 inches. 
  Winds gusting as high as 45 mph.

* WHERE...Gallatin and Madison County Mountains and Centennial 
  Mountains.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ317-320-062100-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-
Including the following locations: Maudlow, Monarch, Trident,
Kings Hill Pass, Bozeman Pass, Deep Creek Pass, Neihart, and
Battle Ridge Pass
346 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT
UNTIL 2 PM MST THIS AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations 3 to 6 inches. 
  Winds gusting as high as 40 mph.

* WHERE...Big Belt, Bridger and Castle Mountains and Little Belt and 
  Highwood Mountains.

* WHEN...Until 2 PM MST this afternoon.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-070000-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Wisdom, Chief Joseph Pass, Big
Hole Pass, Wise River, and Dewey
346 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT
UNTIL 5 PM MST THIS AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations 4 to 9 inches. 
  Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ301-307-070000-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: East Glacier Park, Logan Pass,
Saint Mary, Rogers Pass, Kiowa, Babb, and Marias Pass
346 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS
IN EFFECT UNTIL 9 PM MST THIS EVENING...

* WHAT...Snow. Additional snow accumulations 3 to 7 inches. Winds 
  gusting as high as 55 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061800-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Harlem, Fort Belknap, Havre,
Lewistown, Chinook, Joplin, Devon, Carter, Hogeland, Rocky Boy,
Fort Benton, Floweree, Whitlash, Hilger, Galata, Chester,
Lothair, Shelby, and Zurich
346 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL 11 AM MST THIS MORNING...

* WHAT...Snow. Additional snow accumulations up to one inch.

* WHERE...Portions of central and north central Montana.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ315-322-061800-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Upper Blackfoot and MacDonald Pass-Elkhorn and Boulder Mountains-
Including the following locations: Wickes, Montana City, Flesher
Pass, Clancy, Elk Park Pass, Corbin, MacDonald Pass, Marysville,
Lincoln, Homestake Pass, and Boulder
346 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL 11 AM MST THIS MORNING...

* WHAT...Snow. Additional snow accumulations 2 to 4 inches. Winds 
  gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains and Upper Blackfoot and 
  MacDonald Pass.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

Brusda


Action: Continued
Issued At: 2025-12-06 04:47:35

362 
WWUS45 KTFX 061046
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
346 AM MST Sat Dec 6 2025

MTZ330-070000-
/O.EXT.KTFX.WS.W.0019.000000T0000Z-251207T0400Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: West Yellowstone, Raynolds
Pass, Targhee Pass, and Big Sky
346 AM MST Sat Dec 6 2025

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM MST THIS EVENING...

* WHAT...Heavy snow. Additional snow accumulations 3 to 6 inches. 
  Winds gusting as high as 45 mph.

* WHERE...Gallatin and Madison County Mountains and Centennial 
  Mountains.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ317-320-062100-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-
Including the following locations: Maudlow, Monarch, Trident,
Kings Hill Pass, Bozeman Pass, Deep Creek Pass, Neihart, and
Battle Ridge Pass
346 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT
UNTIL 2 PM MST THIS AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations 3 to 6 inches. 
  Winds gusting as high as 40 mph.

* WHERE...Big Belt, Bridger and Castle Mountains and Little Belt and 
  Highwood Mountains.

* WHEN...Until 2 PM MST this afternoon.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-070000-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Wisdom, Chief Joseph Pass, Big
Hole Pass, Wise River, and Dewey
346 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT
UNTIL 5 PM MST THIS AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations 4 to 9 inches. 
  Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ301-307-070000-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: East Glacier Park, Logan Pass,
Saint Mary, Rogers Pass, Kiowa, Babb, and Marias Pass
346 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS
IN EFFECT UNTIL 9 PM MST THIS EVENING...

* WHAT...Snow. Additional snow accumulations 3 to 7 inches. Winds 
  gusting as high as 55 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061800-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Harlem, Fort Belknap, Havre,
Lewistown, Chinook, Joplin, Devon, Carter, Hogeland, Rocky Boy,
Fort Benton, Floweree, Whitlash, Hilger, Galata, Chester,
Lothair, Shelby, and Zurich
346 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL 11 AM MST THIS MORNING...

* WHAT...Snow. Additional snow accumulations up to one inch.

* WHERE...Portions of central and north central Montana.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ315-322-061800-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Upper Blackfoot and MacDonald Pass-Elkhorn and Boulder Mountains-
Including the following locations: Wickes, Montana City, Flesher
Pass, Clancy, Elk Park Pass, Corbin, MacDonald Pass, Marysville,
Lincoln, Homestake Pass, and Boulder
346 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL 11 AM MST THIS MORNING...

* WHAT...Snow. Additional snow accumulations 2 to 4 inches. Winds 
  gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains and Upper Blackfoot and 
  MacDonald Pass.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

Brusda


Action: Continued
Issued At: 2025-12-06 04:47:35

362 
WWUS45 KTFX 061046
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
346 AM MST Sat Dec 6 2025

MTZ330-070000-
/O.EXT.KTFX.WS.W.0019.000000T0000Z-251207T0400Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: West Yellowstone, Raynolds
Pass, Targhee Pass, and Big Sky
346 AM MST Sat Dec 6 2025

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM MST THIS EVENING...

* WHAT...Heavy snow. Additional snow accumulations 3 to 6 inches. 
  Winds gusting as high as 45 mph.

* WHERE...Gallatin and Madison County Mountains and Centennial 
  Mountains.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ317-320-062100-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-
Including the following locations: Maudlow, Monarch, Trident,
Kings Hill Pass, Bozeman Pass, Deep Creek Pass, Neihart, and
Battle Ridge Pass
346 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT
UNTIL 2 PM MST THIS AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations 3 to 6 inches. 
  Winds gusting as high as 40 mph.

* WHERE...Big Belt, Bridger and Castle Mountains and Little Belt and 
  Highwood Mountains.

* WHEN...Until 2 PM MST this afternoon.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-070000-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Wisdom, Chief Joseph Pass, Big
Hole Pass, Wise River, and Dewey
346 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT
UNTIL 5 PM MST THIS AFTERNOON...

* WHAT...Heavy snow. Additional snow accumulations 4 to 9 inches. 
  Winds gusting as high as 50 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ301-307-070000-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: East Glacier Park, Logan Pass,
Saint Mary, Rogers Pass, Kiowa, Babb, and Marias Pass
346 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS
IN EFFECT UNTIL 9 PM MST THIS EVENING...

* WHAT...Snow. Additional snow accumulations 3 to 7 inches. Winds 
  gusting as high as 55 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ304>306-310-311-314-318-061800-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Snowy and Judith
Mountains-
Including the following locations: Harlem, Fort Belknap, Havre,
Lewistown, Chinook, Joplin, Devon, Carter, Hogeland, Rocky Boy,
Fort Benton, Floweree, Whitlash, Hilger, Galata, Chester,
Lothair, Shelby, and Zurich
346 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL 11 AM MST THIS MORNING...

* WHAT...Snow. Additional snow accumulations up to one inch.

* WHERE...Portions of central and north central Montana.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

MTZ315-322-061800-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Upper Blackfoot and MacDonald Pass-Elkhorn and Boulder Mountains-
Including the following locations: Wickes, Montana City, Flesher
Pass, Clancy, Elk Park Pass, Corbin, MacDonald Pass, Marysville,
Lincoln, Homestake Pass, and Boulder
346 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL 11 AM MST THIS MORNING...

* WHAT...Snow. Additional snow accumulations 2 to 4 inches. Winds 
  gusting as high as 45 mph.

* WHERE...Elkhorn and Boulder Mountains and Upper Blackfoot and 
  MacDonald Pass.

* WHEN...Until 11 AM MST this morning.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

Brusda


Action: Continued
Issued At: 2025-12-06 11:45:48

055 
WWUS45 KTFX 061745
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
1045 AM MST Sat Dec 6 2025

MTZ304>306-310-311-314-315-318-322-061845-
/O.EXP.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Upper Blackfoot and
MacDonald Pass-Snowy and Judith Mountains-Elkhorn and Boulder
Mountains-
Including the following locations: Floweree, Fort Benton, Rocky
Boy, Clancy, Lewistown, Shelby, Zurich, Lothair, Wickes, Fort
Belknap, Carter, Corbin, Boulder, Whitlash, Havre, Joplin,
Hogeland, Montana City, Elk Park Pass, Homestake Pass, Chinook,
Lincoln, Harlem, Chester, Flesher Pass, Devon, Marysville,
Hilger, MacDonald Pass, and Galata
1045 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 AM MST THIS MORNING...

Areas of snow will continue to decrease with snow showers or 
flurries continuing into this afternoon, however additional 
accumulations are expected to be less than one inch, mainly near the 
continental divide.

$$

MTZ317-320-062100-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-
Including the following locations: Maudlow, Neihart, Monarch,
Bozeman Pass, Kings Hill Pass, Trident, Deep Creek Pass, and
Battle Ridge Pass
1045 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS 
AFTERNOON...

* WHAT...Snow, diminishing to snow showers late this afternoon. 
  Additional snow accumulations up to two inches. Wind gusts up to 
  35 mph.

* WHERE...Big Belt, Bridger and Castle Mountains and Little Belt and 
  Highwood Mountains.

* WHEN...Until 2 PM MST this afternoon.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-062100-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Big Hole Pass, Wise River,
Dewey, Wisdom, and Chief Joseph Pass
1045 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS 
AFTERNOON...

* WHAT...Snow, diminishing to snow showers this evening Additional 
  snow accumulations up to 4 inches. Winds gusting as high as 40 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ330-062100-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0400Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: Raynolds Pass, Targhee Pass,
Big Sky, and West Yellowstone
1045 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MST THIS 
EVENING...

* WHAT...Snow. Additional snow accumulations up to 4 inches. Winds 
  gusting as high as 35 mph.

* WHERE...Gallatin and Madison County Mountains and Centennial 
  Mountains.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ301-307-062100-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: Babb, Rogers Pass, East
Glacier Park, Kiowa, Marias Pass, Saint Mary, and Logan Pass
1045 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST THIS 
EVENING...

* WHAT...Snow. Additional snow accumulations up to 5 inches. Winds 
  gusting as high as 45 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Strong winds could cause tree 
  damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

Hoenisch


Action: Expired
Issued At: 2025-12-06 11:45:48

055 
WWUS45 KTFX 061745
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
1045 AM MST Sat Dec 6 2025

MTZ304>306-310-311-314-315-318-322-061845-
/O.EXP.KTFX.WW.Y.0053.000000T0000Z-251206T1800Z/
Eastern Toole and Liberty-Hill County-Northern Blaine County-
Western and Central Chouteau County-Bears Paw Mountains and
Southern Blaine-Fergus County below 4500ft-Upper Blackfoot and
MacDonald Pass-Snowy and Judith Mountains-Elkhorn and Boulder
Mountains-
Including the following locations: Floweree, Fort Benton, Rocky
Boy, Clancy, Lewistown, Shelby, Zurich, Lothair, Wickes, Fort
Belknap, Carter, Corbin, Boulder, Whitlash, Havre, Joplin,
Hogeland, Montana City, Elk Park Pass, Homestake Pass, Chinook,
Lincoln, Harlem, Chester, Flesher Pass, Devon, Marysville,
Hilger, MacDonald Pass, and Galata
1045 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 AM MST THIS MORNING...

Areas of snow will continue to decrease with snow showers or 
flurries continuing into this afternoon, however additional 
accumulations are expected to be less than one inch, mainly near the 
continental divide.

$$

MTZ317-320-062100-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-
Including the following locations: Maudlow, Neihart, Monarch,
Bozeman Pass, Kings Hill Pass, Trident, Deep Creek Pass, and
Battle Ridge Pass
1045 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS 
AFTERNOON...

* WHAT...Snow, diminishing to snow showers late this afternoon. 
  Additional snow accumulations up to two inches. Wind gusts up to 
  35 mph.

* WHERE...Big Belt, Bridger and Castle Mountains and Little Belt and 
  Highwood Mountains.

* WHEN...Until 2 PM MST this afternoon.

* IMPACTS...Tire chains may be required for some vehicles if 
  traveling through mountain passes. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ327-062100-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Big Hole Pass, Wise River,
Dewey, Wisdom, and Chief Joseph Pass
1045 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS 
AFTERNOON...

* WHAT...Snow, diminishing to snow showers this evening Additional 
  snow accumulations up to 4 inches. Winds gusting as high as 40 mph.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Gusty winds could bring down tree 
  branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ330-062100-
/O.CON.KTFX.WS.W.0019.000000T0000Z-251207T0400Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: Raynolds Pass, Targhee Pass,
Big Sky, and West Yellowstone
1045 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM MST THIS 
EVENING...

* WHAT...Snow. Additional snow accumulations up to 4 inches. Winds 
  gusting as high as 35 mph.

* WHERE...Gallatin and Madison County Mountains and Centennial 
  Mountains.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely become slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. The latest road conditions can 
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

&&

$$

MTZ301-307-062100-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: Babb, Rogers Pass, East
Glacier Park, Kiowa, Marias Pass, Saint Mary, and Logan Pass
1045 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST THIS 
EVENING...

* WHAT...Snow. Additional snow accumulations up to 5 inches. Winds 
  gusting as high as 45 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Travel could be very difficult and tire chains may be 
  required for some vehicles. Those in the backcountry should ensure 
  they are prepared for dangerous conditions. Blowing snow could 
  significantly reduce visibility. Strong winds could cause tree 
  damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

Hoenisch


Action: Area Extended
Issued At: 2025-12-06 14:41:52

255 
WWUS45 KTFX 062041
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
141 PM MST Sat Dec 6 2025

MTZ330-070400-
/O.CAN.KTFX.WS.W.0019.000000T0000Z-251207T0400Z/
/O.EXA.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: Raynolds Pass, Targhee Pass,
Big Sky, and West Yellowstone
141 PM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM MST THIS EVENING...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Periods of snow through this evening. Additional snow 
  accumulations up to two inches.

* WHERE...Gallatin and Madison County Mountains and Centennial 
  Mountains.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.


&&

$$

MTZ327-062145-
/O.CAN.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Big Hole Pass, Wise River,
Dewey, Wisdom, and Chief Joseph Pass
141 PM MST Sat Dec 6 2025

...WINTER STORM WARNING IS CANCELLED...

Snow showers continue through this evening with accumulations of 
around one inch or less.

$$

MTZ317-320-062145-
/O.EXP.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-
Including the following locations: Maudlow, Neihart, Monarch,
Bozeman Pass, Kings Hill Pass, Trident, Deep Creek Pass, and
Battle Ridge Pass
141 PM MST Sat Dec 6 2025

...WINTER STORM WARNING WILL EXPIRE AT 2 PM MST THIS AFTERNOON...

Snow showers continue through this evening with accumulations of 
around one inch or less.

$$

MTZ301-307-070400-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: Babb, Rogers Pass, East
Glacier Park, Kiowa, Marias Pass, Saint Mary, and Logan Pass
141 PM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST THIS 
EVENING...

* WHAT...Snow. Additional snow accumulations up to 4 inches. Winds 
  gusting as high as 35 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely be slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

Hoenisch


Action: Continued
Issued At: 2025-12-06 14:41:52

255 
WWUS45 KTFX 062041
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
141 PM MST Sat Dec 6 2025

MTZ330-070400-
/O.CAN.KTFX.WS.W.0019.000000T0000Z-251207T0400Z/
/O.EXA.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: Raynolds Pass, Targhee Pass,
Big Sky, and West Yellowstone
141 PM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 PM MST THIS EVENING...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Periods of snow through this evening. Additional snow 
  accumulations up to two inches.

* WHERE...Gallatin and Madison County Mountains and Centennial 
  Mountains.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.


&&

$$

MTZ327-062145-
/O.CAN.KTFX.WS.W.0019.000000T0000Z-251207T0000Z/
Northwest Beaverhead County-
Including the following locations: Big Hole Pass, Wise River,
Dewey, Wisdom, and Chief Joseph Pass
141 PM MST Sat Dec 6 2025

...WINTER STORM WARNING IS CANCELLED...

Snow showers continue through this evening with accumulations of 
around one inch or less.

$$

MTZ317-320-062145-
/O.EXP.KTFX.WS.W.0019.000000T0000Z-251206T2100Z/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-
Including the following locations: Maudlow, Neihart, Monarch,
Bozeman Pass, Kings Hill Pass, Trident, Deep Creek Pass, and
Battle Ridge Pass
141 PM MST Sat Dec 6 2025

...WINTER STORM WARNING WILL EXPIRE AT 2 PM MST THIS AFTERNOON...

Snow showers continue through this evening with accumulations of 
around one inch or less.

$$

MTZ301-307-070400-
/O.CON.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-
Including the following locations: Babb, Rogers Pass, East
Glacier Park, Kiowa, Marias Pass, Saint Mary, and Logan Pass
141 PM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST THIS 
EVENING...

* WHAT...Snow. Additional snow accumulations up to 4 inches. Winds 
  gusting as high as 35 mph.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 9 PM MST this evening.

* IMPACTS...Roads, and especially bridges and overpasses, will 
  likely be slick and hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road 
conditions can be obtained by calling 5 1 1 or visiting the MDT Road 
Report website.

&&

$$

Hoenisch


Action: Expired
Issued At: 2025-12-06 21:37:33

023 
WWUS45 KTFX 070337
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
837 PM MST Sat Dec 6 2025

MTZ301-307-330-070445-
/O.EXP.KTFX.WW.Y.0053.000000T0000Z-251207T0400Z/
East Glacier Park Region-Southern Rocky Mountain Front-Gallatin
and Madison County Mountains and Centennial Mountains-
Including the following locations: Rogers Pass, Marias Pass, Big
Sky, East Glacier Park, Raynolds Pass, Logan Pass, Babb, West
Yellowstone, Kiowa, Targhee Pass, and Saint Mary
837 PM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 PM MST THIS EVENING...

The threat for accumulating snow will continue to diminish this 
evening into tonight; however, continue to use caution if traveling 
and watch for lingering slippery spots on area roads.

$$

RG



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