FPUS65 KTFX 061833 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 1233 PM MDT Wed May 6 2026 MTZ301>314-316>318-070000- Central Montana- National Weather Service Great Falls MT 1233 PM MDT Wed May 6 2026 .REST OF TODAY...Sunny. Highs 60 to 70...50 to 60 in the mountains. .TONIGHT...Mostly cloudy. Chance of rain showers through the night. Lows 40 to 50...35 to 45 in the mountains. .THURSDAY...Mostly cloudy. Chance of rain showers. Slight chance of thunderstorms in the afternoon and evening. Highs 60 to 70... 50 to 60 in the mountains. .FRIDAY...Mostly cloudy. Chance of rain showers. Lows 40 to 45. Highs 65 to 75. .SATURDAY...Mostly cloudy. Chance of rain showers. Lows 45 to 50. Highs 60 to 70. .SUNDAY...Partly cloudy. Lows 40 to 45. Highs 70 to 80. $$ MTZ315-319>330-070000- Southwest Montana- National Weather Service Great Falls MT 1233 PM MDT Wed May 6 2026 .REST OF TODAY...Sunny. Highs 60 to 70...50 to 60 in the mountains. .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40 to 45...35 to 40 in the mountains. Gusts up to 35 mph in the evening. .THURSDAY...Partly cloudy. Chance of rain showers. Slight chance of thunderstorms in the afternoon and evening. Highs 60 to 70... 50 to 60 in the mountains. .FRIDAY...Mostly cloudy. Lows 35 to 40. Highs 60 to 70. .SATURDAY...Mostly clear. Lows 35 to 45. Highs 60 to 70. .SUNDAY...Partly cloudy. Lows 35 to 40. Highs 65 to 75. $$