FPUS65 KTFX 080634 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 1233 AM MDT Wed Jul 8 2026 MTZ301>314-316>318-091200- Central Montana- National Weather Service Great Falls MT 1233 AM MDT Wed Jul 8 2026 .REST OF TONIGHT...Partly cloudy. Slight chance of showers and thunderstorms in the afternoon and evening. Highs 85 to 90... 75 to 85 in the mountains. Lows 50 to 60...45 to 55 in the mountains. .THURSDAY...Partly cloudy. Highs 80 to 90...70 to 80 in the mountains. .THURSDAY NIGHT...Mostly clear. Lows 55 to 60...45 to 55 in the mountains. .FRIDAY...Clear. Highs 85 to 95. .SATURDAY...Mostly clear. Lows 55 to 60. Highs 90 to 100. .SUNDAY...Partly cloudy. Lows 60 to 65. Highs 90 to 100. .MONDAY...Partly cloudy. Slight chance of showers. Lows 60 to 65. Highs 85 to 95. $$ MTZ315-319>330-091200- Southwest Montana- National Weather Service Great Falls MT 1233 AM MDT Wed Jul 8 2026 .REST OF TONIGHT...Partly cloudy. Slight chance of showers and thunderstorms in the afternoon and evening. Highs 80 to 85... 70 to 80 in the mountains. Lows 45 to 55. .THURSDAY...Sunny. Highs 80 to 85...70 to 80 in the mountains. .THURSDAY NIGHT...Mostly clear. Lows 45 to 55. .FRIDAY...Mostly clear. Highs 75 to 85. .SATURDAY...Mostly clear. Lows 50 to 60. Highs 85 to 95. .SUNDAY...Mostly clear. Lows 55 to 60. Highs 85 to 95. .MONDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 55 to 65. Highs 80 to 90. $$