National Weather Service United States Department of Commerce

Flash flooding possible for parts of Upper Midwest

A slow-moving weather system progressing from the northern Plains to the Great Lakes will bring excessive rainfall and a risk of flash flooding to portions of the Upper Midwest on Friday. The heaviest rainfall is expected from central Iowa northeastward across southeastern Minn. and into Wisc. Rainfall totals of 1-2 inches, with locally-higher amounts, are possible through Saturday morning.
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Current Conditions

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Willmar MN

7 Day Forecast

This
Afternoon

Heavy Rain Chance for Measurable Precipitation 40%

Heavy
Rain

High: 74 °F

Tonight

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 62 °F

Saturday

Partly Sunny

Partly
Sunny

High: 78 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 63 °F

Sunday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 82 °F

Sunday
Night

Severe Thunderstorms Chance for Measurable Precipitation 70%

Severe
Thunderstorms

Low: 61 °F

Labor
Day

Mostly Sunny

Mostly
Sunny

High: 75 °F

Monday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 56 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 75 °F

Detailed Forecast

  • This Afternoon Scattered showers and thunderstorms. Some of the storms could produce heavy rainfall. Cloudy, with a high near 74. West northwest wind around 5 mph becoming calm. Chance of precipitation is 40%.
  • Tonight Isolated showers and thunderstorms before 11pm. Mostly cloudy, with a low around 62. Calm wind becoming north northwest around 5 mph after midnight. Chance of precipitation is 20%.
  • Saturday Partly sunny, with a high near 78. North wind around 5 mph becoming east northeast in the afternoon.
  • Saturday Night Partly cloudy, with a low around 63. Southeast wind 5 to 10 mph.
  • Sunday Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 82. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
  • Sunday Night Showers and thunderstorms likely, mainly before 1am. Some of the storms could be severe. Mostly cloudy, with a low around 61. Southwest wind 5 to 15 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
  • Labor Day Mostly sunny, with a high near 75. West northwest wind 10 to 15 mph.
  • Monday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56. West southwest wind 5 to 10 mph.
  • Tuesday Mostly sunny, with a high near 75. West southwest wind 5 to 10 mph.
  • Tuesday Night Mostly clear, with a low around 56. South southwest wind 5 to 10 mph.
  • Wednesday A 20 percent chance of showers and thunderstorms. Sunny, with a high near 78. South southwest wind 5 to 10 mph.
  • Wednesday Night A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62. Southeast wind 5 to 10 mph.
  • Thursday Mostly sunny, with a high near 81. Southeast wind around 10 mph.