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

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Thunderstorm in Vicinity

76°F

24°C

Humidity	74%
Wind Speed	S 12 mph
Barometer	29.98 in
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	77°F (25°C)
Last update	21 Aug 4:35 pm CDT

More Information:

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

Extended Forecast for

Maple Park IL

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

Click here for hazard details and duration

Severe T-storm Watch

Severe T-storm Watch until August 21, 10:00pm
NOW until 10:00pm Fri
Severe T-storm Watch
This Afternoon
High: 78 °F
Severe
Thunderstorms
Tonight
Low: 61 °F
Severe
Thunderstorms
then Partly
Cloudy
Saturday
High: 78 °F
Sunny then
Slight Chance
T-storms
Saturday Night
Low: 56 °F
Mostly Clear
Sunday
High: 76 °F
Sunny
Sunday Night
Low: 54 °F
Partly Cloudy
Monday
High: 76 °F
Mostly Sunny
Monday Night
Low: 58 °F
Partly Cloudy

Detailed Forecast

This Afternoon

Showers and thunderstorms likely. Some of the storms could be severe. Mostly cloudy, with a high near 78. Southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely, mainly before 11pm. Some of the storms could be severe. Mostly cloudy, with a low around 61. South southwest wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth 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 78. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Saturday Night

Mostly clear, with a low around 56. 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 54.

Monday

Mostly sunny, with a high near 76.

Monday Night

Partly cloudy, with a low around 58.