National Weather Service United States Department of Commerce

Heavy rain and flash flooding possible in the Desert Southwest and Great Lake States this evening and tonight

A slow moving cold front may bring heavy rain and localized flooding Wednesday to portions of the Great Plains. More heavy rain will be possible in the Desert Southwest again Wednesday. Hot temperatures will continue in the Mississippi Valley - and spread up the east coast Wednesday.
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Current Conditions

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Swan Lake MT

7 Day Forecast

For More Weather Information:

Missoula, MT Local Forecast Office

Today

Sunny

Sunny

High: 79 °F

Tonight

Mostly Clear

Mostly
Clear

Low: 54 °F

Thursday

Sunny

Sunny

High: 77 °F

Thursday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 55 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 77 °F

Friday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 54 °F

Saturday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 68 °F

Saturday
Night

Chance Showers

Chance
Showers

Low: 46 °F

Sunday

Chance Showers

Chance
Showers

High: 59 °F

Detailed Forecast

  • Today Sunny, with a high near 79. Calm wind becoming west southwest around 6 mph in the afternoon.
  • Tonight Mostly clear, with a low around 54. South wind 3 to 7 mph.
  • Thursday Sunny, with a high near 77. West southwest wind 5 to 13 mph.
  • Thursday Night A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55. West southwest wind 5 to 14 mph becoming southeast after midnight. Winds could gust as high as 20 mph.
  • Friday Mostly sunny, with a high near 77. South wind around 8 mph.
  • Friday Night A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 54.
  • Saturday A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 68. Chance of precipitation is 30%.
  • Saturday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
  • Sunday A chance of showers and thunderstorms. Mostly cloudy, with a high near 59.
  • Sunday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 38.
  • Labor Day A chance of showers and thunderstorms. Partly sunny, with a high near 61.
  • Monday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 41.
  • Tuesday A chance of showers. Partly sunny, with a high near 64.