Winter Weather Warnings / Watches / Advisories
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
436 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