National Weather Service

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August 11, 2026: Powerful Morning Derecho Produces Widespread Wind Damage and Tornadoes Across Northern Illinois and Northwest Indiana

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

A Few Clouds

70°F

21°C

Humidity	66%
Wind Speed	N 3 mph
Barometer	30.07 in (1017.3 mb)
Dewpoint	58°F (14°C)
Visibility	10.00 mi
Last update	20 Aug 9:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Western Springs IL

Tonight
Low: 62 °F
Mostly Clear
Friday
High: 80 °F
Partly Sunny
then Slight
Chance
T-storms
Friday Night
Low: 66 °F
Chance
T-storms then
Slight Chance
T-storms
Saturday
High: 79 °F
Mostly Sunny
Saturday Night
Low: 62 °F
Mostly Clear
Sunday
High: 76 °F
Sunny
Sunday Night
Low: 59 °F
Partly Cloudy
Monday
High: 76 °F
Mostly Sunny
Monday Night
Low: 60 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 62. Calm wind.

Friday

A 10 percent chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning.

Friday Night

A 50 percent chance of showers and thunderstorms, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 66. South southwest wind 5 to 10 mph.

Saturday

Mostly sunny, with a high near 79. North northwest wind around 10 mph, with gusts as high as 20 mph.

Saturday Night

Mostly clear, with a low around 62. North northwest wind 5 to 10 mph.

Sunday

Sunny, with a high near 76.

Sunday Night

Partly cloudy, with a low around 59.

Monday

Mostly sunny, with a high near 76.

Monday Night

Partly cloudy, with a low around 60.