National Weather Service United States Department of Commerce

Severe weather expected for Upper Midwest on Wednesday

A potent storm system will bring a chance of severe thunderstorms to parts of the Upper Midwest on Wednesday and Wednesday night. Very large hail, damaging wind gusts, tornadoes and heavy rain are possible with these storms.
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Current Conditions

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Decorah IA

7 Day Forecast

For More Weather Information:

La Crosse Local Forecast Office

Overnight

Mostly Clear

Mostly
Clear

Low: 56 °F

Wednesday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 82 °F

Wednesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 70 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 87 °F

Thursday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 57 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 71 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 52 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 71 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 50 °F

Detailed Forecast

  • Overnight Mostly clear, with a low around 56. Calm wind.
  • Wednesday A 20 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 82. Light south wind increasing to 9 to 14 mph in the morning.
  • Wednesday Night A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 70. South wind 10 to 15 mph.
  • Thursday A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. South wind 10 to 14 mph. Chance of precipitation is 30%.
  • Thursday Night A 50 percent chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 57. Southwest wind 7 to 9 mph becoming northwest after midnight. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Friday A 40 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 71. North wind 7 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Friday Night Partly cloudy, with a low around 52. North wind around 8 mph.
  • Saturday Mostly sunny, with a high near 71. North wind around 7 mph.
  • Saturday Night Mostly clear, with a low around 50. North wind around 5 mph.
  • Sunday Sunny, with a high near 72. North wind around 5 mph becoming south in the afternoon.
  • Sunday Night Mostly clear, with a low around 52. South wind around 5 mph.
  • Monday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72. South wind 5 to 10 mph.
  • Monday Night A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Southeast wind around 9 mph.
  • Tuesday A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 70. Southeast wind 9 to 11 mph.