074 FPUS65 KTFX 241834 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 1233 PM MDT Mon Aug 24 2026 MTZ301>314-316>318-250000- Central Montana- National Weather Service Great Falls MT 1233 PM MDT Mon Aug 24 2026 .REST OF TODAY...Sunny. Patchy smoke. Highs 75 to 80...65 to 75 in the mountains. .TONIGHT...Mostly clear. Lows 50 to 55...45 to 50 in the mountains. .TUESDAY...Mostly clear. Highs 75 to 80...65 to 75 in the mountains. .WEDNESDAY...Partly cloudy. Lows 50 to 55. Highs 80 to 90. .THURSDAY...Partly cloudy. Chance of showers. Lows 55 to 60. Highs 85 to 95. .FRIDAY...Partly cloudy. Lows 55 to 60. Highs 80 to 90. $$ MTZ315-319>330-250000- Southwest Montana- National Weather Service Great Falls MT 1233 PM MDT Mon Aug 24 2026 .REST OF TODAY...Partly cloudy. Patchy smoke. Highs 75 to 85... 65 to 75 in the mountains. .TONIGHT...Partly cloudy. Patchy smoke. Slight chance of rain showers. Lows 45 to 55. .TUESDAY...Increasing clouds. Slight chance of showers and thunderstorms in the afternoon and evening. Patchy smoke in the evening. Highs 75 to 85...65 to 75 in the mountains. .WEDNESDAY...Mostly cloudy. Slight chance of rain showers. Lows 45 to 55. Highs 75 to 85. .THURSDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Highs 75 to 85. .FRIDAY...Partly cloudy. Slight chance of rain showers. Lows 45 to 55. Highs 70 to 80. $$