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Winter Storm Watch 0006
Issued by the Pocatello Forecast Office

Action Issued Starts Expiration
New 2025-12-03 13:41:21 2025-12-04 18:00:00 2025-12-06 06:00:00
Continued 2025-12-03 13:57:51 2025-12-04 18:00:00 2025-12-06 06:00:00
Continued 2025-12-03 13:59:51 2025-12-04 18:00:00 2025-12-06 06:00:00
Upgraded 2025-12-04 13:53:56 2025-12-04 18:00:00 2025-12-06 06:00:00


Action: New
Issued At: 2025-12-03 13:41:21

228 
WWUS45 KPIH 031941
WSWPIH

URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
1241 PM MST Wed Dec 3 2025

IDZ058>066-040345-
/O.NEW.KPIH.WS.A.0006.251205T0000Z-251206T1200Z/
Marsh and Arbon Highlands-Franklin/Eastern Oneida Region-Bear
River Range-Bear Lake Valley-Blackfoot Mountains-Caribou Range-
Big Hole Mountains-Teton Valley-Centennial Mountains - Island
Park-
Including the cities of Emigration Summit, Downey, Soda Springs,
Swan Valley, Malad, Wayan, Inkom, Tetonia, Kilgore, Preston,
Henry, Driggs, Bone, Thatcher, St. Charles, Ashton, Island Park,
Victor, Lava Hot Springs, Grace, Montpelier, McCammon, and
Georgetown
1241 PM MST Wed Dec 3 2025

...WINTER STORM WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE 
FRIDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 8 and 
  14 inches in the mountains and 4 to 8 inches in the valleys 
  possible. Winds could gust as high as 35 mph.

* WHERE...Big Hole Mountains, Centennial Mountains - Island Park, 
  Teton Valley, Bear Lake Valley, Bear River Range, Blackfoot 
  Mountains, Caribou Range, Franklin/Eastern Oneida Region, and 
  Marsh and Arbon Highlands.

* WHEN...From Thursday afternoon through late Friday night.

* IMPACTS...Travel could be very difficult to impossible. The 
  hazardous conditions could impact the Friday morning and evening 
  commutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

Visit weather.gov/pocatello for more information.

GK


Action: Continued
Issued At: 2025-12-03 13:57:51

618 
WWUS45 KPIH 031957
WSWPIH

URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
1257 PM MST Wed Dec 3 2025

IDZ058>066-042000-
/O.CON.KPIH.WS.A.0006.251205T0000Z-251206T1200Z/
Marsh and Arbon Highlands-Franklin/Eastern Oneida Region-Bear
River Range-Bear Lake Valley-Blackfoot Mountains-Caribou Range-
Big Hole Mountains-Teton Valley-Centennial Mountains - Island
Park-
Including the cities of Kilgore, Malad, Preston, Bone,
Montpelier, Henry, Victor, Grace, Inkom, Driggs, Thatcher, Lava
Hot Springs, Georgetown, Swan Valley, Island Park, Ashton,
Emigration Summit, Downey, St. Charles, McCammon, Wayan, Tetonia,
and Soda Springs
1257 PM MST Wed Dec 3 2025

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON 
THROUGH LATE FRIDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 8 and 
  14 inches in the mountains and 4 to 8 inches in the valleys 
  possible. Winds could gust as high as 35 mph.

* WHERE...Big Hole Mountains, Centennial Mountains - Island Park, 
  Teton Valley, Bear Lake Valley, Bear River Range, Blackfoot 
  Mountains, Caribou Range, Franklin/Eastern Oneida Region, and 
  Marsh and Arbon Highlands.

* WHEN...From Thursday afternoon through late Friday night.

* IMPACTS...Travel could be very difficult to impossible. The 
  hazardous conditions could impact the Thursday evening and Friday 
  morning commutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

Visit weather.gov/pocatello for more information.

GK


Action: Continued
Issued At: 2025-12-03 13:59:51

798 
WWUS45 KPIH 031959
WSWPIH

URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
1259 PM MST Wed Dec 3 2025

IDZ058>066-042000-
/O.CON.KPIH.WS.A.0006.251205T0000Z-251206T1200Z/
Marsh and Arbon Highlands-Franklin/Eastern Oneida Region-Bear
River Range-Bear Lake Valley-Blackfoot Mountains-Caribou Range-
Big Hole Mountains-Teton Valley-Centennial Mountains - Island
Park-
Including the cities of Kilgore, Malad, Preston, Bone,
Montpelier, Henry, Victor, Grace, Inkom, Driggs, Thatcher, Lava
Hot Springs, Georgetown, Swan Valley, Island Park, Ashton,
Emigration Summit, Downey, St. Charles, McCammon, Wayan, Tetonia,
and Soda Springs
1259 PM MST Wed Dec 3 2025

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON 
THROUGH LATE FRIDAY NIGHT...

* WHAT...Heavy snow possible. Total snow accumulations between 8 and 
  14 inches in the mountains and 4 to 8 inches in the valleys 
  possible. Winds could gust as high as 35 mph.

* WHERE...Big Hole Mountains, Centennial Mountains - Island Park, 
  Teton Valley, Bear Lake Valley, Bear River Range, Blackfoot 
  Mountains, Caribou Range, Franklin/Eastern Oneida Region, and 
  Marsh and Arbon Highlands.

* WHEN...From Thursday afternoon through late Friday night.

* IMPACTS...Travel could be very difficult to impossible. The 
  hazardous conditions could impact the Friday morning and evening 
  commutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$

Visit weather.gov/pocatello for more information.

GK


Action: Upgraded
Issued At: 2025-12-04 13:53:56

180 
WWUS45 KPIH 041953
WSWPIH

URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
1253 PM MST Thu Dec 4 2025

IDZ058>066-051130-
/O.UPG.KPIH.WS.A.0006.251205T0000Z-251206T1200Z/
/O.NEW.KPIH.WS.W.0008.251205T0000Z-251206T1200Z/
Marsh and Arbon Highlands-Franklin/Eastern Oneida Region-Bear
River Range-Bear Lake Valley-Blackfoot Mountains-Caribou Range-
Big Hole Mountains-Teton Valley-Centennial Mountains - Island
Park-
Including the cities of Kilgore, Island Park, Swan Valley,
Tetonia, Ashton, Inkom, Driggs, Henry, McCammon, Preston, Downey,
Georgetown, Bone, Malad, Emigration Summit, St. Charles, Soda
Springs, Montpelier, Lava Hot Springs, Wayan, Thatcher, Victor,
and Grace
1253 PM MST Thu Dec 4 2025

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM 
MST SATURDAY...

* WHAT...Heavy snow expected at times. Total snow accumulations 
  through Friday night between 3 and 6 inches in the valleys and 10 
  to 18 inches in the mountains. A few locations above 8000 ft could 
  see higher amounts with snow rates approaching an inch per hour at 
  times. Very gusty winds developing late Friday into Friday night.

* WHERE...Big Hole Mountains, Centennial Mountains - Island Park, 
  Teton Valley, Bear Lake Valley, Bear River Range, Blackfoot 
  Mountains, Caribou Range, Franklin/Eastern Oneida Region, and 
  Marsh and Arbon Highlands.

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

* IMPACTS...Travel could be very difficult to impossible. The 
  hazardous conditions could impact the Friday morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in 
your vehicle in case of an emergency. Call 5 1 1 or visit 
511.idaho.gov for the latest road conditions.

&&

$$

Visit weather.gov/pocatello for more information.

DMH



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