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

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Fair

24°F

-4°C

Humidity 90%
Wind Speed NA
Barometer 30.22 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 12 Jan 1:15 am CST
Extended Forecast for

2 Miles SSW Dekalb IL

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 26. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 42 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon. Partly sunny, with a high near 47. West wind around 15 mph, with gusts as high as 25 mph.

    High: 47 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 3am, then a slight chance of rain and snow. Mostly cloudy, with a low around 28. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 50 percent chance of snow. Mostly cloudy, with a high near 34. Breezy.

    High: 34 °F

    Chance Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13. Blustery.

    Low: 13 °F

    Slight Chance
    Snow and
    Blustery then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 26. Southwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 32. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A 30 percent chance of rain after noon. Partly sunny, with a high near 47. West wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
A slight chance of rain before 3am, then a slight chance of rain and snow. Mostly cloudy, with a low around 28. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 34. Breezy.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13. Blustery.
Thursday
Mostly sunny, with a high near 26.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21.
Friday
A chance of snow. Mostly cloudy, with a high near 32.
Friday Night
A chance of snow. Mostly cloudy, with a low around 16.
Saturday
Mostly cloudy, with a high near 22.
Saturday Night
Mostly cloudy, with a low around 8.
Sunday
Partly sunny, with a high near 21.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Dekalb IL
 41.86°N 88.79°W
Last Update:
12:51 am CST Jan 12, 2026
Forecast Valid:
1am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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