National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Fire Weather Concerns and Severe Weather

Dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the northern and central High Plains through this weekend, where fuels remain largely receptive. Severe thunderstorms and heavy rainfall are possible from the Plains into the Upper Midwest, as well as in the Ohio Valley and portions of the Mid-Atlantic through this weekend. Read More >

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

81°F

27°C

Humidity 62%
Wind Speed SW 9 mph
Barometer 29.86 in (1010.3 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 12 Sep 10:53 am CDT
Extended Forecast for

Chicago IL

  • Today

    Today: Mostly sunny, with a high near 86. West southwest wind around 10 mph, with gusts as high as 15 mph.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 64. North northwest wind around 5 mph.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm. Increasing clouds, with a high near 73. North wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58. North wind around 5 mph, with gusts as high as 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77.

    High: 77 °F

    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 86. West southwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Partly cloudy, with a low around 64. North northwest wind around 5 mph.
Sunday
A 40 percent chance of showers after 1pm. Increasing clouds, with a high near 73. North wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 58. North wind around 5 mph, with gusts as high as 10 mph.
Monday
Mostly sunny, with a high near 73. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
Tuesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 66.
Wednesday
Showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65.
Thursday
A chance of showers. Mostly cloudy, with a high near 77.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chicago IL
 41.84°N 87.68°W
Last Update:
8:11 am CDT Sep 12, 2026
Forecast Valid:
11am CDT Sep 12, 2026-6pm CDT Sep 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation