Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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757 FPUS65 KTFX 142344 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 543 PM MDT Mon Sep 14 2026 MTZ301>314-316>318-151200- Central Montana- National Weather Service Great Falls MT 543 PM MDT Mon Sep 14 2026 .TONIGHT...Mostly cloudy. Slight chance of rain showers in the evening. Lows 40 to 45...35 to 40 in the mountains. Gusts up to 35 mph in the evening. .TUESDAY...Mostly cloudy. Highs 55 to 65...50 to 60 in the mountains. .TUESDAY NIGHT...Cloudy. Chance of rain showers through the night. Lows 40 to 45...35 to 40 in the mountains. .WEDNESDAY...Partly cloudy. Highs 55 to 65. .THURSDAY...Mostly clear. Lows 40 to 45. Highs 65 to 75. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Highs 65 to 70. .SATURDAY...Partly cloudy. Chance of rain showers. Lows 45 to 50. Highs 65 to 70. $$ MTZ315-319>330-151200- Southwest Montana- National Weather Service Great Falls MT 543 PM MDT Mon Sep 14 2026 .TONIGHT...Mostly clear. Lows 30 to 40. .TUESDAY...Sunny. Highs 65 to 70...55 to 65 in the mountains. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows 35 to 40. .WEDNESDAY...Mostly clear. Highs 60 to 70. .THURSDAY...Rain showers likely and slight chance of thunderstorms. Lows 40 to 45. Highs 65 to 75. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40 to 50. Highs 60 to 70. .SATURDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40 to 45. Highs 60 to 70. $$