FPUS65 KTFX 020816 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 115 AM MST Mon Feb 2 2026 MTZ301>314-316>318-030100- Central Montana- National Weather Service Great Falls MT 115 AM MST Mon Feb 2 2026 .TODAY...Partly cloudy. Highs 45 to 55...35 to 45 in the mountains. West winds 20 to 30 mph with gusts to 40 mph. .TONIGHT...Mostly cloudy. Slight chance of snow. Lows 30 to 35. .TUESDAY...Partly cloudy. Highs 45 to 50...35 to 45 in the mountains. .WEDNESDAY...Mostly cloudy. Lows 25 to 40. Highs 55 to 65. .THURSDAY...Mostly clear. Lows 25 to 40. Highs 60 to 70. .FRIDAY...Partly cloudy. Lows 25 to 35. Highs 55 to 65. $$ MTZ315-319>330-030100- Southwest Montana- National Weather Service Great Falls MT 115 AM MST Mon Feb 2 2026 .TODAY...Partly cloudy. Highs 40 to 50...30 to 40 in the mountains. .TONIGHT...Mostly cloudy. Slight chance of snow through the night. Lows 25 to 35...20 to 30 in the mountains. .TUESDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 40 to 50...30 to 40 in the mountains. .WEDNESDAY...Partly cloudy. Lows 20 to 35. Highs 45 to 55. .THURSDAY...Mostly clear. Lows 25 to 35. Highs 50 to 60. .FRIDAY...Mostly clear. Lows 25 to 30. Highs 50 to 60. $$