FPUS65 KTFX 031533 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 832 AM MST Mon Mar 3 2025 MTZ301>314-316>318-040100- Central Montana- National Weather Service Great Falls MT 832 AM MST Mon Mar 3 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 AM MST TUESDAY FOR Cascade County below 5000ft...Judith Basin County and Judith Gap...Fergus County below 4500ft...Little Belt and Highwood Mountains...Snowy and Judith Mountains... .REST OF TODAY...Chance of snow and patchy light freezing drizzle early in the morning, then snow likely in the afternoon. Highs 30 to 40...25 to 35 in the mountains. North winds 20 to 30 mph. .TONIGHT...Cloudy. Snow likely. Lows 20 to 25...15 to 20 in the mountains. .TUESDAY...Mostly cloudy then clearing. Slight chance of snow. Highs 35 to 40...30 to 35 in the mountains. .WEDNESDAY...Mostly cloudy. Lows 20 to 25. Highs 40 to 45. .THURSDAY...Partly cloudy. Lows 20 to 25. Highs 35 to 45. .FRIDAY...Mostly clear. Lows 20 to 35. Highs 40 to 50. $$ MTZ315-319>330-040100- Southwest Montana- National Weather Service Great Falls MT 832 AM MST Mon Mar 3 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 AM MST TUESDAY FOR Big Belt, Bridger and Castle Mountains...Gallatin Valley... .REST OF TODAY...Cloudy. Slight chance of snow and patchy light freezing drizzle early in the morning. Chance of snow in the afternoon. Highs 35 to 40...25 to 35 in the mountains. North winds around 20 mph in the afternoon. .TONIGHT...Mostly cloudy. Chance of snow. Lows 15 to 25. .TUESDAY...Mostly cloudy. Slight chance of snow. Highs 35 to 40... 25 to 35 in the mountains. .WEDNESDAY...Mostly cloudy. Lows 20 to 25. Highs 30 to 40. .THURSDAY...Mostly cloudy. Chance of snow. Lows 15 to 25. Highs 30 to 35. .FRIDAY...Partly cloudy. Lows 15 to 25. Highs 30 to 40. $$