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.

Overcast

24°F

-4°C

Humidity 77%
Wind Speed NA
Barometer 29.92 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 21 Jan 4:55 am CST
Extended Forecast for

2 Miles SSW Dekalb IL

Extreme Cold Watch January 23, 03:00am until January 23, 12:00pm
Click here for hazard details and duration
Extreme Cold Watch

  • Overnight

    Overnight: A 20 percent chance of snow. Cloudy, with a steady temperature around 24. Southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 24 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A slight chance of snow before 8am, then a chance of snow showers after 5pm. Mostly cloudy, with a high near 30. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 30 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 10pm. Patchy blowing snow before 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 10. Wind chill values as low as -5. Breezy, with a west northwest wind 20 to 25 mph decreasing to 15 to 20 mph. Winds could gust as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 10 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: A 20 percent chance of snow showers after 3pm. Mostly sunny, with a high near 22. Wind chill values as low as -5. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 22 °F

    Sunny then
    Slight Chance
    Snow Showers
    and Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before 9pm. Mostly cloudy, with a low around -12. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: -12 °F

    Blustery.
    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near -4.

    High: -4 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -12.

    Low: -12 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy and cold, with a high near 3.

    High: 3 °F

    Cold

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around -2.

    Low: -2 °F

    Chance Snow

Detailed Forecast

Overnight
A 20 percent chance of snow. Cloudy, with a steady temperature around 24. Southwest wind around 5 mph, with gusts as high as 15 mph.
Wednesday
A slight chance of snow before 8am, then a chance of snow showers after 5pm. Mostly cloudy, with a high near 30. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
Snow showers likely, mainly before 10pm. Patchy blowing snow before 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 10. Wind chill values as low as -5. Breezy, with a west northwest wind 20 to 25 mph decreasing to 15 to 20 mph. Winds could gust as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
A 20 percent chance of snow showers after 3pm. Mostly sunny, with a high near 22. Wind chill values as low as -5. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
A 20 percent chance of snow showers before 9pm. Mostly cloudy, with a low around -12. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny and cold, with a high near -4.
Friday Night
Mostly cloudy, with a low around -12.
Saturday
Mostly cloudy and cold, with a high near 3.
Saturday Night
A chance of snow. Mostly cloudy, with a low around -2.
Sunday
Partly sunny, with a high near 11.
Sunday Night
Partly cloudy, with a low around -4.
Monday
Sunny, with a high near 13.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Dekalb IL
 41.86°N 88.79°W
Last Update:
4:11 am CST Jan 21, 2026
Forecast Valid:
5am CST Jan 21, 2026-6pm CST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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