Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Fair

31°F

-1°C

Humidity 89%
Wind Speed NW 3 mph
Barometer 30.05 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 22 Nov 3:15 am CST
Extended Forecast for

De Kalb IL

  • Overnight

    Overnight: Clear, with a low around 28. North wind around 5 mph.

    Low: 28 °F

    Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 50. Light and variable wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 50 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. Calm wind becoming south around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of rain after noon.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Rain.  Low around 45. Chance of precipitation is 90%.

    Low: 45 °F

    Rain

  • Tuesday

    Tuesday: A chance of rain.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 28. North wind around 5 mph.
Saturday
Increasing clouds, with a high near 50. Light and variable wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 32. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 53. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Sunday Night
Mostly clear, with a low around 33. Calm wind becoming south around 5 mph after midnight. Winds could gust as high as 10 mph.
Monday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 53.
Monday Night
Rain. Low around 45. Chance of precipitation is 90%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 39. Breezy.
Wednesday Night
Mostly cloudy, with a low around 24.
Thanksgiving Day
Mostly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
3:15 am CST Nov 22, 2025
3am CST Nov 22, 2025-6pm CST Nov 28, 2025
 
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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