Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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440 FPUS65 KTFX 300923 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 322 AM MDT Sat May 30 2026 MTZ301>314-316>318-310000- Central Montana- National Weather Service Great Falls MT 322 AM MDT Sat May 30 2026 ...FLOOD WATCH REMAINS IN EFFECT FROM NOON MDT TODAY THROUGH MONDAY AFTERNOON FOR East Glacier Park Region...Northern High Plains...Eastern Glacier, Western Toole, and Central Pondera...Southern Rocky Mountain Front...Southern High Plains...Eastern Pondera and Eastern Teton...Cascade County below 5000ft...Gates of the Mountains... .TODAY...Chance of rain showers and slight chance of thunderstorms in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the afternoon. Highs 65 to 75...50 to 60 in the mountains. .TONIGHT...Cloudy. Slight chance of thunderstorms in the evening. Rain through the night. Some thunderstorms may produce heavy rainfall in the evening. Lows 40 to 50...35 to 45 in the mountains. Northwest winds 20 to 30 mph. Gusts up to 35 mph after midnight. .SUNDAY...Cloudy, rain. Highs 50 to 60...40 to 50 in the mountains. Northwest winds 20 to 30 mph with gusts to 40 mph. .MONDAY...Mostly cloudy. Chance of rain showers. Lows 35 to 45. Highs 50 to 60. .TUESDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows around 40. Highs 55 to 65. .WEDNESDAY...Mostly cloudy. Slight chance of rain. Lows 40 to 45. Highs 60 to 70. $$ MTZ315-319>330-310000- Southwest Montana- National Weather Service Great Falls MT 322 AM MDT Sat May 30 2026 .TODAY...Chance of rain showers and slight chance of thunderstorms in the morning, then rain showers and chance of thunderstorms in the afternoon. Highs 55 to 60...45 to 55 in the mountains. .TONIGHT...Cloudy. Slight chance of thunderstorms in the evening. Rain through the night. Slight chance of snow after midnight. Lows 35 to 45. .SUNDAY...Mostly cloudy. Snow. Rain through the day. Slight chance of thunderstorms in the afternoon. Highs 50 to 60...45 to 55 in the mountains. .MONDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 35 to 40. Highs 50 to 60. .TUESDAY...Partly cloudy. Lows 35 to 40. Highs 60 to 70. .WEDNESDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 35 to 40. Highs 60 to 70. $$