


State Forecast
Issued by NWS
Issued by NWS
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578 FPUS65 KTFX 020547 SFPMT State Forecast For Montana National Weather Service Great Falls MT 1147 PM MDT Fri Aug 1 2025 MTZ001>007-043-021000- West of the Continental Divide- National Weather Service Missoula MT 1147 PM MDT Fri Aug 1 2025 .TONIGHT...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Patchy fog. Some thunderstorms may produce gusty winds, small hail, and heavy rainfall. Lows in the upper 40s to mid 50s. .SATURDAY...Mostly cloudy with a chance of showers and thunderstorms. Highs in the mid 70s to lower 80s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s to lower 50s. .SUNDAY...Mostly sunny in the morning then becoming partly cloudy. Highs in the 80s. .MONDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s to lower 50s. Highs in the upper 70s to mid 80s. .TUESDAY...Partly cloudy. Patchy fog. Lows in the mid 40s to lower 50s. Highs in the mid 70s to lower 80s. .WEDNESDAY...Partly cloudy. Lows in the 40s to lower 50s. Highs in the mid 70s to lower 80s. $$ MTZ301>314-316>318-021000- Central Montana- National Weather Service Great Falls MT 1147 PM MDT Fri Aug 1 2025 ...FLOOD WATCH IN EFFECT UNTIL 2 AM MDT SATURDAY FOR Hill County...Northern Blaine County...Western and Central Chouteau County...Bears Paw Mountains and Southern Blaine... .REST OF TONIGHT...Mostly cloudy. Chance of showers and thunderstorms late in the evening, then slight chance of showers and thunderstorms after midnight. Some thunderstorms may produce heavy rainfall. Lows 55 to 60...50 to 55 in the mountains. .SATURDAY...Increasing clouds. Chance of showers and thunderstorms. Highs 75 to 85...65 to 75 in the mountains. .SATURDAY NIGHT...Mostly cloudy. Chance of showers and thunderstorms through the night. Lows 55 to 60...45 to 55 in the mountains. .SUNDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs 75 to 85. .MONDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 50 to 55. Highs 75 to 85. .TUESDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Highs 70 to 80. .WEDNESDAY...Partly cloudy. Lows 50 to 55. Highs 75 to 85. $$ MTZ315-319>330-021000- Southwest Montana- National Weather Service Great Falls MT 1147 PM MDT Fri Aug 1 2025 .REST OF TONIGHT...Mostly cloudy late in the evening then becoming partly cloudy. Lows 45 to 55. .SATURDAY...Increasing clouds. Chance of thunderstorms in the afternoon. Highs 70 to 80...65 to 75 in the mountains. .SATURDAY NIGHT...Partly cloudy. Slight chance of showers and thunderstorms. Lows 45 to 55. .SUNDAY...Partly cloudy. Slight chance of showers and thunderstorms. Highs 70 to 80. .MONDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 45 to 55. Highs 70 to 80. .TUESDAY...Partly cloudy. Lows 45 to 50. Highs 70 to 80. .WEDNESDAY...Mostly clear. Lows 45 to 55. Highs 75 to 85. $$ MTZ016>027-059>062-021000- Northeast Montana- National Weather Service Glasgow MT 1147 PM MDT Fri Aug 1 2025 .REST OF TONIGHT...Partly cloudy. A chance of thunderstorms and a slight chance of showers in the evening, then a slight chance of showers and thunderstorms after midnight. Haze and areas of smoke through the night. Lows in the lower 60s. .SATURDAY...Mostly cloudy. Haze in the morning. A slight chance of showers in the morning, then a chance of showers and a slight chance of thunderstorms in the afternoon. Highs in the lower to mid 80s. .SATURDAY NIGHT...Showers likely and a chance of thunderstorms in the evening, then a chance of showers and a slight chance of thunderstorms after midnight. Lows near 60. .SUNDAY...Partly cloudy in the morning then becoming mostly cloudy. A chance of showers and a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon and evening. Highs near 80. .MONDAY...Partly cloudy with a slight chance of showers and thunderstorms. Highs in the lower to mid 80s. Lows near 60. .TUESDAY...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the lower to mid 80s. Lows near 60. .WEDNESDAY...Mostly clear. A slight chance of showers and thunderstorms. Highs in the 80s. Lows in the mid 50s to lower 60s. $$ MTZ028>042-056>058-063>068-021000- South Central and Southeast Montana- National Weather Service Billings MT 1147 PM MDT Fri Aug 1 2025 .REST OF TONIGHT...Partly cloudy. Patchy fog. Lows in the lower 50s to the lower 60s. .SATURDAY...Sunny. Scattered thunderstorms west...and slight chance of showers and isolated thunderstorms east. Highs in the 80s. .SATURDAY NIGHT...Partly cloudy. Scattered thunderstorms. Lows around 50 to the lower 60s. .SUNDAY...Mostly sunny. Chance of rain showers and isolated thunderstorms. Highs in the 80s. .SUNDAY NIGHT...Partly cloudy. Slight chance of rain showers and isolated thunderstorms. Lows around 50 to the lower 60s. .MONDAY...Sunny. Highs in the mid 80s to lower 90s. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Slight chance of rain showers and isolated thunderstorms. Lows around 50 to the lower 60s. Highs in the 80s. .TUESDAY NIGHT...Partly cloudy. Lows around 50 to the lower 60s. .WEDNESDAY...Sunny. Highs in the mid 80s to lower 90s. $$