National Weather Service United States Department of Commerce

Heavy rain possible for the northern Rockies & Plains; severe storms for the Northern Plains

An unseasonably strong storm system in the northwest U.S. will bring showers and thunderstorms, with locally heavy rainfall, to the northern Rockies and northern Plains. Isolated flash floods will be possible in these areas. Some storms could become severe in parts of the Dakotas into Minnesota, with large hail and damaging winds. In addition, temperatures will be 10 to 20 degrees below average.
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Current Conditions

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10 Miles NNE Sun Prairie MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Today

Rain Chance for Measurable Precipitation 100%

Rain

High: 53 °F

Tonight

Rain Chance for Measurable Precipitation 90%

Rain

Low: 43 °F

Sunday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 58 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 45 °F

Monday

Partly Sunny

Partly
Sunny

High: 62 °F

Monday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 45 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 72 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 49 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 81 °F

Detailed Forecast

  • Today Rain. High near 53. North wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
  • Tonight Rain. Low around 43. North wind 8 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Sunday A chance of rain before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 58. Northwest wind around 9 mph. Chance of precipitation is 50%.
  • Sunday Night A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45. Northeast wind around 6 mph becoming light and variable after midnight.
  • Monday Partly sunny, with a high near 62. South southwest wind 5 to 7 mph becoming east northeast in the afternoon.
  • Monday Night A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.
  • Tuesday Mostly sunny, with a high near 72.
  • Tuesday Night Partly cloudy, with a low around 49.
  • Wednesday Mostly sunny, with a high near 81.
  • Wednesday Night Mostly clear, with a low around 55.
  • Thursday Mostly sunny, with a high near 85.
  • Thursday Night Partly cloudy, with a low around 54.
  • Friday Mostly sunny, with a high near 83.