National Weather Service

News Headlines

August 9, 2026: Two Rounds of Severe Thunderstorms, Including Late Night Tornadoes in North-Central Illinois
August 11, 2026: Powerful Morning Derecho Produces Widespread Wind Damage and Tornadoes Across Northern Illinois and Northwest Indiana

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Mostly Cloudy

75°F

24°C

Humidity	78%
Wind Speed	S 9 mph
Barometer	29.97 in
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	21 Aug 5:52 pm CDT

More Information:

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

Extended Forecast for

2 Miles NW Mooseheart IL

Severe T-storm Watch until August 21, 10:00pm

Click here for hazard details and duration

...

Severe T-storm Watch until August 21, 10:00pm
NOW until 10:00pm Fri
Severe T-storm Watch
Tonight
Low: 62 °F
Severe
Thunderstorms
then Partly
Cloudy
Saturday
High: 79 °F
Sunny then
Slight Chance
T-storms
Saturday Night
Low: 57 °F
Mostly Clear
Sunday
High: 76 °F
Sunny
Sunday Night
Low: 55 °F
Partly Cloudy
Monday
High: 77 °F
Mostly Sunny
Monday Night
Low: 59 °F
Partly Cloudy
Tuesday
High: 78 °F
Mostly Sunny

Detailed Forecast

Tonight

Showers and thunderstorms likely, mainly before 11pm. Some of the storms could be severe. Mostly cloudy, with a low around 62. South southwest wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 79. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Saturday Night

Mostly clear, with a low around 57. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

Sunday

Sunny, with a high near 76. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

Sunday Night

Partly cloudy, with a low around 55. North northwest wind around 5 mph becoming calm in the evening.

Monday

Mostly sunny, with a high near 77.

Monday Night

Partly cloudy, with a low around 59.