National Weather Service United States Department of Commerce

Severe weather possible from the Mid-Mississippi Valley to the Lower Great Lakes on Sunday

Severe thunderstorms will be possible over parts of the Ohio and Mid-Mississippi Valleys on Sunday. Tornadoes, damaging winds and large hail will all be possible with any storms that develop. Isolated strong to severe storms will also be possible across parts of the Northeast, Mid-Atlantic, the Front Range and Central Plains, the Southwest and Northwest, where dry lightning will also be possible.
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Current Conditions

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Chicago IL

7 Day Forecast

For More Weather Information:

Chicago, IL Local Forecast Office

Overnight

Heavy Rain Chance for Measurable Precipitation 90%

Heavy
Rain

Low: 72 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 84 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 64 °F

Monday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 75 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 57 °F

Tuesday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 68 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 59 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 68 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 58 °F

Detailed Forecast

  • Overnight Showers and thunderstorms, mainly before 3am. Some of the storms could produce heavy rainfall. Low around 72. West northwest wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
  • Sunday Mostly sunny, with a high near 84. Calm wind becoming west northwest around 5 mph in the afternoon.
  • Sunday Night A slight chance of showers and thunderstorms between 10pm and 1am, then a slight chance of showers after 1am. Partly cloudy, with a low around 64. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
  • Monday A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.
  • Monday Night Partly cloudy, with a low around 57. West northwest wind 10 to 15 mph.
  • Tuesday A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 68.
  • Tuesday Night Mostly cloudy, with a low around 59.
  • Wednesday Mostly sunny, with a high near 68.
  • Wednesday Night Mostly clear, with a low around 58.
  • Thursday Sunny, with a high near 73.
  • Thursday Night Mostly clear, with a low around 61.
  • Friday Sunny, with a high near 75.
  • Friday Night Mostly clear, with a low around 63.
  • Saturday Mostly sunny, with a high near 78.