Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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481 FPUS65 KTFX 090634 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 1233 AM MDT Sat May 9 2026 MTZ301>314-316>318-101200- Central Montana- National Weather Service Great Falls MT 1233 AM MDT Sat May 9 2026 .REST OF TONIGHT...Mostly cloudy. Chance of rain showers, then slight chance of showers and thunderstorms in the afternoon. Highs 60 to 70...50 to 60 in the mountains. Lows 40 to 50...35 to 45 in the mountains. .SUNDAY...Increasing clouds. Warmer. Highs 75 to 80...60 to 70 in the mountains. .SUNDAY NIGHT...Mostly cloudy. Lows 50 to 55. .MONDAY...Mostly clear. Highs 70 to 80. West winds 20 to 25 mph with gusts to 35 mph. .TUESDAY...Mostly clear. Lows 40 to 45. Highs 70 to 80. .WEDNESDAY...Partly cloudy. Lows 50 to 55. Highs 75 to 85. .THURSDAY...Partly cloudy. Lows 45 to 55. Highs 70 to 80. $$ MTZ315-319>330-101200- Southwest Montana- National Weather Service Great Falls MT 1233 AM MDT Sat May 9 2026 .REST OF TONIGHT...Partly cloudy. Slight chance of rain showers after midnight. Highs 60 to 65...50 to 60 in the mountains. Lows 35 to 45...30 to 40 in the mountains. .SUNDAY...Partly cloudy. Highs 70 to 80...60 to 70 in the mountains. .SUNDAY NIGHT...Partly cloudy. Lows 40 to 50. .MONDAY...Mostly clear. Highs 70 to 80. .TUESDAY...Mostly clear. Lows 40 to 45. Highs 70 to 80. .WEDNESDAY...Partly cloudy. Chance of rain. Lows 45 to 50. Highs 70 to 80. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 40 to 50. Highs 65 to 75. $$