National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Thunderstorm Light Rain in Vicinity

37°F

3°C

Humidity 100%
Wind Speed E 16 mph
Barometer 30.01 in
Dewpoint 37°F (3°C)
Visibility 3.00 mi
Wind Chill28°F (-2°C)
Last update 2 Apr 1:55 am CDT
Extended Forecast for

De Kalb IL

Wind Advisory April 2, 01:00pm until April 2, 07:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 37. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 69. Windy, with an east southeast wind 15 to 20 mph becoming south southwest 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 69 °F

    Showers and
    Windy

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 44. Breezy, with a south southwest wind 20 to 25 mph becoming west 15 to 20 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Breezy.
    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 63. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.

    High: 63 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 45. East wind around 15 mph becoming south southeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%.

    Low: 45 °F

    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm. Mostly cloudy, with a high near 59. Breezy. Chance of precipitation is 30%.

    High: 59 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33. Breezy.

    Low: 33 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 37. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 69. Windy, with an east southeast wind 15 to 20 mph becoming south southwest 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday Night
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 44. Breezy, with a south southwest wind 20 to 25 mph becoming west 15 to 20 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 63. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 45. East wind around 15 mph becoming south southeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
Saturday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm. Mostly cloudy, with a high near 59. Breezy. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 33. Breezy.
Sunday
Partly sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 33.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
Last Update:
1:15 am CDT Apr 2, 2026
Forecast Valid:
2am CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation