FPUS65 KTFX 110336 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 835 PM MST Wed Dec 10 2025 MTZ301>314-316>318-111300- Central Montana- National Weather Service Great Falls MT 835 PM MST Wed Dec 10 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 3 PM MST THURSDAY FOR East Glacier Park Region...Hill County...Northern Blaine County...Western and Central Chouteau County...Bears Paw Mountains and Southern Blaine... ...WINTER STORM WATCH NOW IN EFFECT FROM LATE THURSDAY NIGHT THROUGH LATE FRIDAY NIGHT FOR Northern High Plains...Eastern Glacier, Western Toole, and Central Pondera...Eastern Toole and Liberty...Eastern Pondera and Eastern Teton... ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM TO 11 PM MST THURSDAY FOR Southern Rocky Mountain Front...Southern High Plains...Cascade County below 5000ft...Fergus County below 4500ft...Gates of the Mountains...Little Belt and Highwood Mountains...Snowy and Judith Mountains... ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MST THURSDAY FOR Judith Basin County and Judith Gap... .REST OF TONIGHT...Rain and freezing rain through the night. Slight chance of snow after midnight. Lows 30 to 45. West winds 20 to 30 mph with gusts to 50 mph. .THURSDAY...Cloudy. Rain and freezing rain likely in the morning. Snow through the day. Highs 40 to 50...35 to 45 in the mountains. Temperatures falling into the lower 20s in the afternoon. Northwest winds 20 to 30 mph. Gusts up to 50 mph. .THURSDAY NIGHT...Cloudy. Much colder. Chance of snow. Lows 5 below to 10 above zero...10 to 25 in the mountains. .FRIDAY...Cloudy, colder, snow. Highs 10 to 20. .SATURDAY...Mostly cloudy. Slight chance of snow. Lows 5 to 20. Highs 25 to 35. .SUNDAY...Mostly cloudy. Lows 15 to 30. Highs 40 to 50. .MONDAY...Mostly cloudy. Lows 25 to 40. Highs 45 to 50. $$ MTZ315-319>330-111300- Southwest Montana- National Weather Service Great Falls MT 835 PM MST Wed Dec 10 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM TO 11 PM MST THURSDAY FOR Upper Blackfoot and MacDonald Pass...Big Belt, Bridger and Castle Mountains...Meagher County Valleys... ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MST THURSDAY FOR Madison River Valley... .REST OF TONIGHT...Mostly cloudy. Chance of light freezing rain after midnight. Lows 35 to 50...30 to 40 in the mountains. Southwest winds 20 to 30 mph with gusts to 45 mph. .THURSDAY...Mostly cloudy. Snow, chance of rain and freezing rain. Highs 45 to 55...35 to 45 in the mountains. Southwest winds 20 to 30 mph with gusts to 40 mph. .THURSDAY NIGHT...Cloudy, colder. Snow and chance of rain through the night. Lows 30 to 45. .FRIDAY...Mostly cloudy. Chance of rain and snow. Highs 35 to 45. .SATURDAY...Partly cloudy. Lows 25 to 35. Highs 40 to 50. .SUNDAY...Partly cloudy. Lows 25 to 35. Highs 40 to 50. .MONDAY...Partly cloudy. Lows 25 to 35. Highs 40 to 50. $$