Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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340 FPUS65 KTFX 221233 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 633 AM MDT Sat Aug 22 2026 MTZ301>314-316>318-230000- Central Montana- National Weather Service Great Falls MT 633 AM MDT Sat Aug 22 2026 .REST OF TODAY...Mostly cloudy. Slight chance of showers and thunderstorms. Highs 85 to 90...75 to 85 in the mountains. .TONIGHT...Mostly cloudy. Slight chance of showers and thunderstorms. Lows 55 to 65...50 to 60 in the mountains. .SUNDAY...Mostly cloudy then clearing. Chance of showers and thunderstorms in the afternoon and evening. Highs 80 to 90... 70 to 80 in the mountains. Gusts up to 35 mph in the afternoon and evening. .MONDAY...Mostly clear. Lows 50 to 60. Highs 75 to 80. .TUESDAY...Mostly clear. Lows 50 to 55. Highs 75 to 85. .WEDNESDAY...Partly cloudy. Slight chance of showers. Lows 50 to 60. Highs 80 to 90. $$ MTZ315-319>330-230000- Southwest Montana- National Weather Service Great Falls MT 633 AM MDT Sat Aug 22 2026 .REST OF TODAY...Mostly cloudy. Slight chance of showers and thunderstorms in the morning, then chance of showers and thunderstorms in the afternoon. Highs 80 to 85...70 to 80 in the mountains. .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of showers and thunderstorms. Lows 50 to 60. .SUNDAY...Mostly cloudy then clearing. Chance of showers and thunderstorms in the afternoon and evening. Highs 75 to 85... 70 to 80 in the mountains. Southwest winds 20 to 25 mph with gusts to 35 mph in the afternoon. .MONDAY...Mostly clear. Lows 45 to 55. Highs 75 to 85. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 50 to 55. Highs 75 to 85. .WEDNESDAY...Mostly cloudy. Slight chance of showers and thunderstorms. Lows 50 to 55. Highs 75 to 85. $$