Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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703 FPUS65 KTFX 210504 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 1103 PM MDT Thu Aug 20 2026 MTZ301>314-316>318-211200- Central Montana- National Weather Service Great Falls MT 1103 PM MDT Thu Aug 20 2026 .REST OF TONIGHT...Mostly clear. Patchy smoke. Lows 50 to 60. .FRIDAY...Sunny. Patchy smoke in the morning. Highs 80 to 90... 70 to 80 in the mountains. .FRIDAY NIGHT...Increasing clouds. Lows 55 to 65. .SATURDAY...Mostly cloudy. Slight chance of showers and thunderstorms. Highs 80 to 90. .SUNDAY...Partly cloudy. Slight chance of showers. Lows 55 to 65. Highs 85 to 95. .MONDAY...Mostly clear. Lows 50 to 60. Highs 75 to 85. .TUESDAY...Mostly clear. Lows 50 to 55. Highs 75 to 85. $$ MTZ315-319>330-211200- Southwest Montana- National Weather Service Great Falls MT 1103 PM MDT Thu Aug 20 2026 .REST OF TONIGHT...Mostly cloudy late in the evening then becoming partly cloudy. Patchy smoke after midnight. Lows 50 to 60. .FRIDAY...Partly cloudy. Patchy smoke. Highs 85 to 90...75 to 85 in the mountains. .FRIDAY NIGHT...Mostly cloudy. Slight chance of showers and thunderstorms. Lows 55 to 60. .SATURDAY...Mostly cloudy. Chance of showers and thunderstorms. Highs 75 to 85. .SUNDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 50 to 55. Highs 75 to 85. .MONDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 45 to 55. Highs 70 to 80. .TUESDAY...Partly cloudy. Lows 45 to 55. Highs 70 to 80. $$