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August 11, 2026: Derecho produces widespread wind damage and tornadoes across northern Illinois and northwest Indiana

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fair

67°F

19°C

Humidity	84%
Wind Speed	S 5 mph
Barometer	30.02 in (1016.2 mb)
Dewpoint	62°F (17°C)
Visibility	10.00 mi
Last update	17 Aug 11:52 pm CDT

More Information:

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

Extended Forecast for

Fox Valley IL

Overnight
Low: 62 °F
Mostly Clear
Tuesday
High: 79 °F
Mostly Sunny
then Chance
T-storms
Tuesday Night
Low: 65 °F
Chance
T-storms
Wednesday
High: 78 °F
Partly Sunny
Wednesday Night
Low: 61 °F
Partly Cloudy
Thursday
High: 79 °F
Sunny
Thursday Night
Low: 60 °F
Mostly Clear
Friday
High: 78 °F
Mostly Sunny
Friday Night
Low: 62 °F
Chance
Showers

Detailed Forecast

Overnight

Mostly clear, with a low around 62. Southwest wind around 5 mph.

Tuesday

A 30 percent chance of showers and thunderstorms, mainly after 3pm. Increasing clouds, with a high near 79. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

Tuesday Night

A 50 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 65. West southwest wind 5 to 10 mph.

Wednesday

Partly sunny, with a high near 78. North northwest wind around 5 mph.

Wednesday Night

Partly cloudy, with a low around 61. North northeast wind around 5 mph becoming calm in the evening.

Thursday

Sunny, with a high near 79.

Thursday Night

Mostly clear, with a low around 60.

Friday

Mostly sunny, with a high near 78.