


Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
951 FPUS65 KTFX 312022 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 221 PM MDT Thu Jul 31 2025 MTZ301>314-316>318-011200- Central Montana- National Weather Service Great Falls MT 221 PM MDT Thu Jul 31 2025 .TONIGHT...Mostly cloudy. Chance of showers and thunderstorms in the evening. Slight chance of showers and thunderstorms after midnight. Lows 55 to 60...50 to 55 in the mountains. .FRIDAY...Increasing clouds. Patchy fog in the morning. Chance of showers through the day. Slight chance of thunderstorms in the afternoon. Highs 80 to 85...65 to 75 in the mountains. .FRIDAY NIGHT...Mostly cloudy. Showers likely and chance of thunderstorms through the night. Lows 55 to 60...50 to 55 in the mountains. .SATURDAY...Mostly cloudy. Chance of showers and thunderstorms. Highs 70 to 80. .SUNDAY...Mostly cloudy. Slight chance of showers and thunderstorms. Lows 55 to 60. Highs 70 to 80. .MONDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 50 to 55. Highs 75 to 85. .TUESDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Highs 70 to 80. $$ MTZ315-319>330-011200- Southwest Montana- National Weather Service Great Falls MT 221 PM MDT Thu Jul 31 2025 ...FLASH FLOOD WATCH IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR Big Belt, Bridger and Castle Mountains... .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Slight chance of showers and thunderstorms in the evening. Some thunderstorms may produce heavy rainfall in the evening. Lows 45 to 55. .FRIDAY...Increasing clouds. Chance of thunderstorms in the afternoon. Highs 75 to 85...65 to 75 in the mountains. .FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Slight chance of showers and thunderstorms. Lows 45 to 55. .SATURDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs 70 to 80. .SUNDAY...Partly cloudy. Slight chance of rain showers. Lows 45 to 50. Highs 70 to 80. .MONDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 45 to 55. Highs 75 to 85. .TUESDAY...Partly cloudy. Lows 45 to 50. Highs 70 to 80. $$