Winter Weather Warnings / Watches / Advisories
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
806 WWUS45 KTFX 101716 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 1016 AM MST Wed Dec 10 2025 MTZ304-110830- /O.CAN.KTFX.WW.Y.0054.000000T0000Z-251210T1800Z/ /O.CON.KTFX.WS.A.0019.251211T1800Z-251213T1200Z/ Eastern Toole and Liberty- Including the following locations: Galata, Lothair, Whitlash, Shelby, Devon, Joplin, and Chester 1016 AM MST Wed Dec 10 2025 ...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH LATE FRIDAY NIGHT... ...WINTER WEATHER ADVISORY IS CANCELLED... * WHAT...Heavy snow possible. Total snow accumulations between 5 and 12 inches possible. Winds could gust as high as 35 mph. * WHERE...Eastern Toole and Liberty Counties. * WHEN...From Thursday morning through late Friday night. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Temperatures rapidly dropping behind the arctic front Thursday afternoon will cause a flash freeze on roadways and bridges. The heaviest period of snow will be on Friday. 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. && $$ MTZ313-317-110830- /O.CAN.KTFX.WW.Y.0054.000000T0000Z-251210T1800Z/ /O.CON.KTFX.WS.A.0019.251211T2100Z-251213T1200Z/ Judith Basin County and Judith Gap-Little Belt and Highwood Mountains- Including the following locations: Benchland, Neihart, Raynesford, Hobson, Stanford, Monarch, Moccasin, Geyser, Windham, and Kings Hill Pass 1016 AM MST Wed Dec 10 2025 ...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... ...WINTER WEATHER ADVISORY IS CANCELLED... * WHAT...Heavy snow possible. Total snow accumulations between 5 and 12 inches possible. Winds could gust as high as 35 mph. * WHERE...Little Belt and Highwood Mountains and Judith Basin County and Judith Gap. * WHEN...From Thursday afternoon through late Friday night. * IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles. Those in the backcountry should ensure they are prepared for dangerous conditions. * ADDITIONAL DETAILS...Temperatures rapidly dropping behind the arctic front Thursday afternoon will cause a flash freeze on roadways and bridges. The heaviest period of snow will be on Friday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remember, a Winter Storm Watch means that there is at least a 50% chance of impactful winter weather conditions during the watch period. && $$ MTZ315-319-101830- /O.CAN.KTFX.WW.Y.0054.000000T0000Z-251210T1800Z/ Upper Blackfoot and MacDonald Pass-Helena Valley- Including the following locations: MacDonald Pass, Helena, Lincoln, Marysville, and Flesher Pass 1016 AM MST Wed Dec 10 2025 ...WINTER WEATHER ADVISORY IS CANCELLED... $$ MTZ301-307-110830- /O.EXT.KTFX.WW.Y.0054.000000T0000Z-251210T2100Z/ /O.CON.KTFX.WS.A.0019.251211T2100Z-251213T1200Z/ East Glacier Park Region-Southern Rocky Mountain Front- Including the following locations: Babb, Kiowa, Logan Pass, Marias Pass, Rogers Pass, Saint Mary, and East Glacier Park 1016 AM MST Wed Dec 10 2025 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... ...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... * WHAT...For the Winter Weather Advisory, wet snow. Additional snow accumulations up to two inches. Winds gusting as high as 75 mph. For the Winter Storm Watch, heavy snow possible. Total snow accumulations between 5 and 12 inches possible. Winds could gust as high as 45 mph. * WHERE...The Continental Divide along the Rocky Mountain Front. * WHEN...For the Winter Weather Advisory, until 2 PM MST this afternoon. For the Winter Storm Watch, from Thursday afternoon through late Friday night. * IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles. Those in the backcountry should ensure they are prepared for dangerous conditions. Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...Temperatures rapidly dropping behind the arctic front Thursday afternoon will cause a flash freeze on roadways and bridges. The heaviest period of snow will be on Friday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ MTZ305-306-311-110830- /O.EXT.KTFX.WW.Y.0054.000000T0000Z-251210T2100Z/ /O.CON.KTFX.WS.A.0019.251211T1800Z-251213T1200Z/ Hill County-Northern Blaine County-Bears Paw Mountains and Southern Blaine- Including the following locations: Zurich, Chinook, Hogeland, Havre, Harlem, Fort Belknap, and Rocky Boy 1016 AM MST Wed Dec 10 2025 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... ...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH LATE FRIDAY NIGHT... * WHAT...For the Winter Weather Advisory, wet snow and freezing rain. Additional snow accumulations up to one inch, with a glaze of ice. For the Winter Storm Watch, heavy snow possible. Total snow accumulations between 5 and 12 inches possible. Winds could gust as high as 35 mph. * WHERE...Bears Paw Mountains and Southern Blaine, Hill County, and Northern Blaine County. * WHEN...For the Winter Weather Advisory, until 2 PM MST this afternoon. For the Winter Storm Watch, from Thursday morning through late Friday night. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult. * ADDITIONAL DETAILS...Temperatures rapidly dropping behind the arctic front Thursday afternoon will cause a flash freeze on roadways and bridges. The heaviest period of snow will be on Friday. 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. && $$ MTZ310-314-318-110830- /O.EXT.KTFX.WW.Y.0054.000000T0000Z-251210T2100Z/ /O.CON.KTFX.WS.A.0019.251211T2100Z-251213T1200Z/ Western and Central Chouteau County-Fergus County below 4500ft- Snowy and Judith Mountains- Including the following locations: Fort Benton, Lewistown, Floweree, Hilger, and Carter 1016 AM MST Wed Dec 10 2025 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... ...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... * WHAT...For the Winter Weather Advisory, wet snow and freezing rain. Additional snow accumulations up to one inch, with a glaze of ice. Winds gusting as high as 40 mph. For the Winter Storm Watch, heavy snow possible. Total snow accumulations between 5 and 12 inches possible. Winds could gust as high as 35 mph. * WHERE...Snowy and Judith Mountains, Fergus County below 4500ft, and Western and Central Chouteau County. * WHEN...For the Winter Weather Advisory, until 2 PM MST this afternoon. For the Winter Storm Watch, from Thursday afternoon through late Friday night. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult and tire chains may be required for some vehicles. Those in the backcountry should ensure they are prepared for dangerous conditions. * ADDITIONAL DETAILS...Temperatures rapidly dropping behind the arctic front Thursday afternoon will cause a flash freeze on roadways and bridges. The heaviest period of snow will be on Friday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ MTZ303-110830- /O.CON.KTFX.WS.A.0019.251211T1800Z-251213T1200Z/ Eastern Glacier, Western Toole, and Central Pondera- Including the following locations: Cut Bank, Santa Rita, and Ethridge 1016 AM MST Wed Dec 10 2025 ...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH LATE FRIDAY NIGHT... * WHAT...Heavy snow possible. Total snow accumulations between 5 and 12 inches possible. Winds could gust as high as 35 mph. * WHERE...Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...From Thursday morning through late Friday night. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Thursday evening commutes. * ADDITIONAL DETAILS...Temperatures rapidly dropping behind the arctic front Thursday afternoon will cause a flash freeze on roadways and bridges. The heaviest period of snow will be on Friday. 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. && $$ MTZ302-308-309-312-110830- /O.CON.KTFX.WS.A.0019.251211T2100Z-251213T1200Z/ Northern High Plains-Southern High Plains-Eastern Pondera and Eastern Teton-Cascade County below 5000ft- Including the following locations: Pendroy, Brady, Conrad, Choteau, Ledger, Great Falls, Heart Butte, Dupuyer, Browning, and Bynum 1016 AM MST Wed Dec 10 2025 ...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... * WHAT...Heavy snow possible. Total snow accumulations between 5 and 12 inches possible. Winds could gust as high as 35 mph. * WHERE...The foothills and plains adjacent to the Rocky Mountain Front, Eastern Pondera and Eastern Teton Counties, and Cascade County below 5000ft. * WHEN...From Thursday afternoon through late Friday night. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Thursday evening commutes. * ADDITIONAL DETAILS...Temperatures rapidly dropping behind the arctic front Thursday afternoon will cause a flash freeze on roadways and bridges. The heaviest period of snow will be on Friday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remember, a Winter Storm Watch means that there is at least a 50% chance of impactful winter weather conditions during the watch period. && $$ Moldan