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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8 Miles ENE Sumpter OR

7 Day Forecast

For More Weather Information:

Boise, ID Local Forecast Office

This
Afternoon

Partly Sunny

Partly
Sunny

High: 76 °F

Tonight

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 41 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 57 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 38 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 61 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 41 °F

Labor
Day

Mostly Sunny

Mostly
Sunny

High: 64 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 43 °F

Tuesday

Sunny

Sunny

High: 72 °F

Detailed Forecast

  • This Afternoon Partly sunny, with a high near 76. West southwest wind around 6 mph.
  • Tonight Isolated showers and thunderstorms before 11pm. Mostly cloudy, with a low around 41. West wind 7 to 15 mph. Chance of precipitation is 20%.
  • Saturday Mostly sunny, with a high near 57. West northwest wind 8 to 11 mph, with gusts as high as 21 mph.
  • Saturday Night Partly cloudy, with a low around 38. West northwest wind 11 to 18 mph.
  • Sunday Mostly sunny, with a high near 61. West wind around 8 mph.
  • Sunday Night Partly cloudy, with a low around 41.
  • Labor Day Mostly sunny, with a high near 64.
  • Monday Night Mostly clear, with a low around 43.
  • Tuesday Sunny, with a high near 72.
  • Tuesday Night Mostly clear, with a low around 44.
  • Wednesday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 66.
  • Wednesday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 43.
  • Thursday Mostly sunny, with a high near 62.