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Home Return to list Winter Storm Warning 0018 Issued by the Great Falls Forecast Office
Action: New Issued At: 2025-12-02 13:26:20 277 WWUS45 KTFX 021925 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 1225 PM MST Tue Dec 2 2025 MTZ314-031030- /O.UPG.KTFX.WW.Y.0051.000000T0000Z-251203T1200Z/ /O.NEW.KTFX.WS.W.0018.251202T1925Z-251203T1200Z/ Fergus County below 4500ft- Including the following locations: Hilger and Lewistown 1225 PM MST Tue Dec 2 2025 ...WINTER STORM WARNING IN EFFECT UNTIL 5 AM MST WEDNESDAY... * WHAT...Heavy snow. Additional snow accumulations up to four inches. * WHERE...Fergus County below 4500ft. * WHEN...Until 5 AM MST Wednesday. * IMPACTS...Roads will be snow packed and icy with significant visibility reductions. * ADDITIONAL DETAILS...5 inches of snow have already fallen. The hazardous conditions will impact the Tuesday evening commute. 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. && $$ MTZ301-307-030600- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T0600Z/ East Glacier Park Region-Southern Rocky Mountain Front- Including the following locations: Marias Pass, Rogers Pass, Logan Pass, Saint Mary, Kiowa, East Glacier Park, and Babb 1225 PM MST Tue Dec 2 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Snow. Additional snow accumulations between 1 and 3 inches at and below pass level, with higher amounts in the higher terrain of the backcountry. * WHERE...The Continental Divide along the Rocky Mountain Front. * WHEN...Until 11 PM MST this evening. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ MTZ311>313-315-316-319-322-031030- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T1200Z/ Bears Paw Mountains and Southern Blaine-Cascade County below 5000ft-Judith Basin County and Judith Gap-Upper Blackfoot and MacDonald Pass-Gates of the Mountains-Helena Valley-Elkhorn and Boulder Mountains- Including the following locations: Marysville, Helena, Homestake Pass, Raynesford, Montana City, Great Falls, Boulder, Wickes, Geyser, Benchland, Rocky Boy, Windham, Flesher Pass, Hobson, Wolf Creek, Stanford, Lincoln, Clancy, MacDonald Pass, Corbin, Moccasin, Elk Park Pass, Craig, and Canyon Creek 1225 PM MST Tue Dec 2 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * WHAT...Snow. Additional snow accumulations up to 4 inches. * WHERE...Portions of central and north central Montana. * WHEN...Until 5 AM MST Wednesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Tuesday evening commute. 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. && $$ MTZ317-318-320-330-031030- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T1200Z/ Little Belt and Highwood Mountains-Snowy and Judith Mountains-Big Belt, Bridger and Castle Mountains-Gallatin and Madison County Mountains and Centennial Mountains- Including the following locations: Maudlow, Deep Creek Pass, Targhee Pass, Bozeman Pass, Trident, Kings Hill Pass, Raynolds Pass, Big Sky, Monarch, West Yellowstone, Battle Ridge Pass, and Neihart 1225 PM MST Tue Dec 2 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * WHAT...Snow. Additional snow accumulations between 2 and 4 inches for most passes, but 5 to 8 inches at Kings Hill Pass. * WHERE...The Highwood, Little Belt, Judith, and Snowy Mountains, Big Belt, Bridger and Castle Mountains, and Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...Until 5 AM MST Wednesday. * IMPACTS...Plan on slippery road conditions and periods of lower visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ MTZ327-030600- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T0600Z/ Northwest Beaverhead County- Including the following locations: Chief Joseph Pass, Big Hole Pass, Dewey, Wise River, and Wisdom 1225 PM MST Tue Dec 2 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Snow. Additional snow accumulations up to two inches. * WHERE...Northwest Beaverhead County. * WHEN...Until 11 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. && $$ IG Action: Continued Issued At: 2025-12-02 19:57:12 493 WWUS45 KTFX 030156 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 656 PM MST Tue Dec 2 2025 MTZ314-031200- /O.CON.KTFX.WS.W.0018.000000T0000Z-251203T1200Z/ Fergus County below 4500ft- Including the following locations: Lewistown and Hilger 656 PM MST Tue Dec 2 2025 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * WHAT...Heavy snow. Additional snow accumulations up to 4 inches. * WHERE...Fergus County below 4500ft. * WHEN...Until 5 AM MST Wednesday. * IMPACTS...Roads will be snow packed and icy with significant visibility reductions. * ADDITIONAL DETAILS...Wet road surfaces will quickly refreeze. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ MTZ301-307-030600- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T0600Z/ East Glacier Park Region-Southern Rocky Mountain Front- Including the following locations: Logan Pass, Rogers Pass, Saint Mary, Kiowa, Babb, Marias Pass, and East Glacier Park 656 PM MST Tue Dec 2 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Snow. Additional snow accumulations between 1 and 3 inches at and below pass level, with higher amounts in the higher terrain of the backcountry. * WHERE...The Continental Divide along the Rocky Mountain Front. * WHEN...Until 11 PM MST this evening. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Wet road surfaces will quickly refreeze. 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. && $$ MTZ311>313-315-316-319-322-031200- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T1200Z/ Bears Paw Mountains and Southern Blaine-Cascade County below 5000ft-Judith Basin County and Judith Gap-Upper Blackfoot and MacDonald Pass-Gates of the Mountains-Helena Valley-Elkhorn and Boulder Mountains- Including the following locations: Canyon Creek, Wickes, Stanford, Lincoln, Corbin, Clancy, Elk Park Pass, Windham, Montana City, Craig, Rocky Boy, Boulder, Benchland, Moccasin, Flesher Pass, Geyser, Hobson, Great Falls, Raynesford, MacDonald Pass, Homestake Pass, Wolf Creek, Marysville, and Helena 656 PM MST Tue Dec 2 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * WHAT...Snow. Additional snow accumulations up to two inches. * WHERE...Portions of central and north central Montana. * WHEN...Until 5 AM MST Wednesday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Wet road surfaces will quickly refreeze. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ MTZ317-318-320-330-031200- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T1200Z/ Little Belt and Highwood Mountains-Snowy and Judith Mountains-Big Belt, Bridger and Castle Mountains-Gallatin and Madison County Mountains and Centennial Mountains- Including the following locations: Battle Ridge Pass, West Yellowstone, Big Sky, Trident, Maudlow, Monarch, Kings Hill Pass, Targhee Pass, Bozeman Pass, Deep Creek Pass, Raynolds Pass, and Neihart 656 PM MST Tue Dec 2 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * WHAT...Snow. Additional snow accumulations between 2 and 4 inches for most passes, but 5 to 8 inches at Kings Hill Pass. * WHERE...The Highwood, Little Belt, Judith, and Snowy Mountains, Big Belt, Bridger and Castle Mountains, and Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...Until 5 AM MST Wednesday. * IMPACTS...Plan on slippery road conditions and periods of lower visibility. * ADDITIONAL DETAILS...Wet road surfaces will quickly refreeze. 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. && $$ MTZ327-030600- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T0600Z/ Northwest Beaverhead County- Including the following locations: Big Hole Pass, Chief Joseph Pass, Wisdom, Wise River, and Dewey 656 PM MST Tue Dec 2 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * WHAT...Snow. Additional snow accumulations up to one inch. * WHERE...Northwest Beaverhead County. * WHEN...Until 11 PM MST this evening. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Wet road surfaces will quickly refreeze. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ Moldan Action: Continued Issued At: 2025-12-03 03:26:10 024 WWUS45 KTFX 030925 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 225 AM MST Wed Dec 3 2025 MTZ314-031200- /O.CON.KTFX.WS.W.0018.000000T0000Z-251203T1200Z/ Fergus County below 4500ft- Including the following locations: Lewistown and Hilger 225 AM MST Wed Dec 3 2025 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... * WHAT...Heavy snow. Additional snow accumulations up to one inch. * WHERE...Fergus County below 4500ft. * WHEN...Until 5 AM MST early this morning. * IMPACTS...Plan on slippery road conditions. 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. && $$ MTZ311>313-315-316-319-322-031200- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T1200Z/ Bears Paw Mountains and Southern Blaine-Cascade County below 5000ft-Judith Basin County and Judith Gap-Upper Blackfoot and MacDonald Pass-Gates of the Mountains-Helena Valley-Elkhorn and Boulder Mountains- Including the following locations: MacDonald Pass, Geyser, Boulder, Rocky Boy, Moccasin, Raynesford, Windham, Homestake Pass, Clancy, Montana City, Benchland, Wolf Creek, Great Falls, Canyon Creek, Marysville, Helena, Lincoln, Elk Park Pass, Flesher Pass, Corbin, Wickes, Stanford, Craig, and Hobson 225 AM MST Wed Dec 3 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... * WHAT...Snow. Additional snow accumulations up to one inch. * WHERE...Portions of central and north central Montana. * WHEN...Until 5 AM MST early this morning. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ MTZ317-318-320-330-031200- /O.CON.KTFX.WW.Y.0051.000000T0000Z-251203T1200Z/ Little Belt and Highwood Mountains-Snowy and Judith Mountains-Big Belt, Bridger and Castle Mountains-Gallatin and Madison County Mountains and Centennial Mountains- Including the following locations: Bozeman Pass, Trident, Maudlow, Neihart, Raynolds Pass, Big Sky, Monarch, Battle Ridge Pass, West Yellowstone, Kings Hill Pass, Deep Creek Pass, and Targhee Pass 225 AM MST Wed Dec 3 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... * WHAT...Snow. Additional snow accumulations up to one inch. * WHERE...The Highwood, Little Belt, Judith, and Snowy Mountains, Big Belt, Bridger and Castle Mountains, and Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...Until 5 AM MST early 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. && $$ Ludwig Action: Expired Issued At: 2025-12-03 06:02:08 246 WWUS45 KTFX 031201 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 501 AM MST Wed Dec 3 2025 MTZ314-031315- /O.EXP.KTFX.WS.W.0018.000000T0000Z-251203T1200Z/ Fergus County below 4500ft- Including the following locations: Lewistown and Hilger 501 AM MST Wed Dec 3 2025 ...WINTER STORM WARNING HAS EXPIRED... Snow continues to taper off across the area. However, roads and untreated surfaces will continue to remain slick this morning, so use caution as you begin your day today. $$ MTZ311>313-315>320-322-330-031315- /O.EXP.KTFX.WW.Y.0051.000000T0000Z-251203T1200Z/ Bears Paw Mountains and Southern Blaine-Cascade County below 5000ft-Judith Basin County and Judith Gap-Upper Blackfoot and MacDonald Pass-Gates of the Mountains-Little Belt and Highwood Mountains-Snowy and Judith Mountains-Helena Valley-Big Belt, Bridger and Castle Mountains-Elkhorn and Boulder Mountains- Gallatin and Madison County Mountains and Centennial Mountains- Including the following locations: MacDonald Pass, Maudlow, Neihart, Geyser, Boulder, Rocky Boy, Moccasin, Raynesford, Windham, Homestake Pass, Clancy, Montana City, Benchland, Raynolds Pass, Wolf Creek, Great Falls, Canyon Creek, Marysville, Trident, Helena, Big Sky, Bozeman Pass, Kings Hill Pass, Lincoln, Deep Creek Pass, Elk Park Pass, Flesher Pass, Corbin, Monarch, Battle Ridge Pass, West Yellowstone, Wickes, Stanford, Craig, Hobson, and Targhee Pass 501 AM MST Wed Dec 3 2025 ...WINTER WEATHER ADVISORY HAS EXPIRED... Snow continues to taper off across the area. However, roads and untreated surfaces will continue to remain slick this morning, so use caution as you begin your day today. $$ Ludwig | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||