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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5 Miles ENE Oostburg WI

7 Day Forecast

For More Weather Information:

Milwaukee, WI Local Forecast Office

This
Afternoon

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 74 °F

Tonight

Thunderstorms Chance for Measurable Precipitation 80%

Thunderstorms

Low: 68 °F

Saturday

Thunderstorms Chance for Measurable Precipitation 80%

Thunderstorms

High: 75 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 63 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 72 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 66 °F

Labor
Day

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 77 °F

Monday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 61 °F

Tuesday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 75 °F

Detailed Forecast

  • This Afternoon A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 74. South wind around 15 mph.
  • Tonight Showers and thunderstorms. Low around 68. South wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
  • Saturday Showers and thunderstorms, mainly before 4pm. High near 75. Southwest wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
  • Saturday Night A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 63. West wind around 5 mph becoming north after midnight.
  • Sunday Mostly sunny, with a high near 72. North wind 5 to 10 mph becoming south in the afternoon.
  • Sunday Night A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. South wind around 10 mph.
  • Labor Day Showers and thunderstorms likely. Cloudy, then gradually becoming mostly sunny, with a high near 77. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
  • Monday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61. West wind around 10 mph.
  • Tuesday A slight chance of showers. Mostly sunny, with a high near 75. Chance of precipitation is 20%.
  • Tuesday Night Partly cloudy, with a low around 62.
  • Wednesday Mostly sunny, with a high near 76.
  • Wednesday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
  • Thursday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.