National Weather Service United States Department of Commerce

The flash flooding threat shifts slightly east on Friday while both coasts and Hawaii continue high surf issues due to tropical systems

The potential for heavy rainfall and flash flooding will shift east on Friday across parts of the Upper Midwest into the eastern Great Lakes. Meanwhile, portions of both the East and West Coasts, as well as Hawaii, will continue to have high surf and rip current potential due to Hurricane Cristobal and Tropical Storm Marie respectively. Caution should be used on area beaches.
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Current Conditions

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25 Miles SW Dupuyer MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Tonight

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 43 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 68 °F

Friday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 45 °F

Saturday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 57 °F

Saturday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 38 °F

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 52 °F

Sunday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 39 °F

Labor
Day

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 54 °F

Monday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 41 °F

Detailed Forecast

  • Tonight A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 43. West wind 5 to 10 mph. Chance of precipitation is 30%.
  • Friday Mostly sunny, with a high near 68. West southwest wind 6 to 9 mph.
  • Friday Night A 20 percent chance of showers after midnight. Partly cloudy, with a low around 45. West southwest wind 10 to 14 mph, with gusts as high as 20 mph.
  • Saturday A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 57. West wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
  • Saturday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 38. West wind around 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
  • Sunday A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 52. Chance of precipitation is 30%.
  • Sunday Night A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39. Breezy.
  • Labor Day A slight chance of showers and thunderstorms. Partly sunny, with a high near 54.
  • Monday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 41.
  • Tuesday Mostly sunny, with a high near 58.
  • Tuesday Night A slight chance of showers. Mostly cloudy, with a low around 42.
  • Wednesday A slight chance of showers and thunderstorms. Partly sunny, with a high near 58.
  • Wednesday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 41.
  • Thursday A chance of showers. Partly sunny, with a high near 54.