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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8 Miles NNW Altadena CA

7 Day Forecast

Overnight

Clear

Clear

Low: 63 °F

Wednesday

Sunny

Sunny

High: 84 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 62 °F

Thursday

Sunny

Sunny

High: 84 °F

Thursday
Night

Clear

Clear

Low: 62 °F

Friday

Sunny

Sunny

High: 87 °F

Friday
Night

Clear

Clear

Low: 64 °F

Saturday

Sunny

Sunny

High: 89 °F

Saturday
Night

Clear

Clear

Low: 66 °F

Detailed Forecast

  • Overnight Clear, with a low around 63. South wind around 5 mph.
  • Wednesday Sunny, with a high near 84. South wind 5 to 15 mph, with gusts as high as 25 mph.
  • Wednesday Night Mostly clear, with a low around 62. South wind 5 to 15 mph, with gusts as high as 25 mph.
  • Thursday Sunny, with a high near 84. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
  • Thursday Night Clear, with a low around 62. South southwest wind 10 to 15 mph becoming southeast in the evening. Winds could gust as high as 20 mph.
  • Friday Sunny, with a high near 87.
  • Friday Night Clear, with a low around 64.
  • Saturday Sunny, with a high near 89.
  • Saturday Night Clear, with a low around 66.
  • Sunday Sunny, with a high near 87.
  • Sunday Night Clear, with a low around 65.
  • Monday Sunny, with a high near 87.
  • Monday Night Clear, with a low around 65.
  • Tuesday Sunny, with a high near 84.