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.

A Few Clouds

78°F

26°C

Humidity 71%
Wind Speed SW 6 mph
Barometer 29.87 in (1010.4 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 12 Sep 9:53 am CDT
Extended Forecast for

Westchester 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 63. North northwest wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm.  Increasing clouds, with a high near 74. North wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 74 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. North wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. East southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 74 °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 chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Tuesday Night

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

    Low: 66 °F

    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 1pm.  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 63. North northwest wind around 5 mph.
Sunday
A 40 percent chance of showers after 1pm. Increasing clouds, with a high near 74. North wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 56. North wind around 5 mph.
Monday
Mostly sunny, with a high near 74. East southeast wind 5 to 15 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 chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 66.
Wednesday
Showers, with thunderstorms also possible after 1pm. 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
Mostly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Westchester IL
 41.84°N 87.88°W
8:11 am CDT Sep 12, 2026
10am CDT Sep 12, 2026-6pm CDT Sep 18, 2026
 
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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