Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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220 FPUS65 KTFX 052138 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 337 PM MDT Tue May 5 2026 MTZ301>314-316>318-061200- Central Montana- National Weather Service Great Falls MT 337 PM MDT Tue May 5 2026 .TONIGHT...Mostly clear. Lows 20 to 25. .WEDNESDAY...Sunny. Highs 60 to 70...50 to 60 in the mountains. .WEDNESDAY NIGHT...Mostly cloudy. Not as cool. Chance of rain showers through the night. Lows 40 to 50...35 to 45 in the mountains. .THURSDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs 60 to 70. .FRIDAY...Mostly cloudy. Chance of rain. Lows 40 to 45. Highs 65 to 75. .SATURDAY...Mostly cloudy. Chance of rain. Lows 40 to 50. Highs 55 to 65. .SUNDAY...Partly cloudy. Lows 35 to 40. Highs 65 to 75. $$ MTZ315-319>330-061200- Southwest Montana- National Weather Service Great Falls MT 337 PM MDT Tue May 5 2026 .TONIGHT...Mostly clear. Slight chance of snow showers in the evening. Lows 15 to 25. Gusts up to 40 mph in the evening. .WEDNESDAY...Sunny. Highs 55 to 65...45 to 55 in the mountains. .WEDNESDAY NIGHT...Increasing clouds. Slight chance of rain showers through the night. Lows 40 to 45...35 to 40 in the mountains. .THURSDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs 55 to 65. .FRIDAY...Mostly cloudy. Lows 35 to 40. Highs 60 to 70. .SATURDAY...Mostly cloudy. Lows 35 to 45. Highs 50 to 60. .SUNDAY...Mostly clear. Lows 30 to 40. Highs 60 to 70. $$