FPUS65 KTFX 012238 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 337 PM MST Sun Nov 1 2026 MTZ301>314-316>318-021300- Central Montana- National Weather Service Great Falls MT 337 PM MST Sun Nov 1 2026 .TONIGHT...Rain in the evening. Slight chance of light freezing rain through the night. Chance of rain and snow after midnight. Lows 30 to 35...25 to 30 in the mountains. .MONDAY...Partly cloudy. Slight chance of light freezing rain. Highs 45 to 50...35 to 45 in the mountains. .MONDAY NIGHT...Mostly clear. Lows 30 to 35...25 to 30 in the mountains. .TUESDAY...Partly cloudy. Highs 50 to 55. .WEDNESDAY...Partly cloudy. Lows 30 to 35. Highs 45 to 50. .THURSDAY...Partly cloudy. Lows 30 to 35. Highs 45 to 55. .FRIDAY...Partly cloudy. Slight chance of rain. Lows 30 to 35. Highs 45 to 55. $$ MTZ315-319>330-021300- Southwest Montana- National Weather Service Great Falls MT 337 PM MST Sun Nov 1 2026 .TONIGHT...Rain in the evening. Chance of snow and slight chance of light freezing rain through the night. Slight chance of rain after midnight. Lows 25 to 35. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Chance of snow and slight chance of light freezing rain. Highs 40 to 45...30 to 40 in the mountains. .MONDAY NIGHT...Mostly clear. Lows 20 to 30. .TUESDAY...Mostly cloudy. Highs 40 to 50. .WEDNESDAY...Mostly cloudy. Lows 25 to 30. Highs 40 to 50. .THURSDAY...Partly cloudy. Lows 25 to 30. Highs 40 to 50. .FRIDAY...Partly cloudy. Slight chance of snow. Lows 20 to 30. Highs 40 to 50. $$