Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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437 FPUS65 KTFX 292138 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 337 PM MDT Tue Sep 29 2026 MTZ301>314-316>318-301200- Central Montana- National Weather Service Great Falls MT 337 PM MDT Tue Sep 29 2026 .TONIGHT...Mostly cloudy. Lows 45 to 55...40 to 50 in the mountains. West winds 20 to 25 mph in the evening. Gusts up to 40 mph. .WEDNESDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 55 to 65...50 to 60 in the mountains. .WEDNESDAY NIGHT...Mostly cloudy. Colder. Lows 35 to 40. .THURSDAY...Mostly cloudy. Slight chance of rain. Highs 55 to 60. .FRIDAY...Partly cloudy. Slight chance of rain. Lows 35 to 40. Highs 60 to 70. .SATURDAY...Mostly clear. Lows around 40. Highs 60 to 70. .SUNDAY...Mostly clear. Lows around 40. Highs 65 to 70. $$ MTZ315-319>330-301200- Southwest Montana- National Weather Service Great Falls MT 337 PM MDT Tue Sep 29 2026 .TONIGHT...Partly cloudy. Lows 40 to 45. .WEDNESDAY...Sunny. Highs 60 to 70...55 to 65 in the mountains. .WEDNESDAY NIGHT...Partly cloudy. Lows 35 to 40. .THURSDAY...Partly cloudy. Highs 55 to 65. .FRIDAY...Partly cloudy. Lows 35 to 40. Highs 60 to 70. .SATURDAY...Mostly clear. Lows 35 to 45. Highs 60 to 70. .SUNDAY...Mostly clear. Lows 35 to 45. Highs 60 to 70. $$