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.

Fog/Mist

37°F

3°C

Humidity 100%
Wind Speed NA
Barometer 29.99 in
Dewpoint 37°F (3°C)
Visibility 2.50 mi
Last update 27 Dec 5:55 am CST
Extended Forecast for

Waterman IL

  • Today

    Today: Patchy fog before noon. Otherwise, cloudy, with a high near 42. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 42 °F

    Patchy Fog
    then Cloudy

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after midnight. Patchy fog. Otherwise, cloudy, with a temperature rising to around 47 by 4am. Southeast wind 5 to 10 mph.

    Low: 42 °F⇑

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 9am. Patchy fog before noon. High near 56. Breezy, with a south southeast wind 5 to 10 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 56 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Snow showers likely, possibly mixed with rain before midnight, then a chance of snow showers. Cloudy, with a low around 15. Wind chill values as low as -5. Windy, with a west wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Windy.
    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Monday

    Monday: A 20 percent chance of snow showers before noon. Mostly cloudy, with a high near 22. Very windy, with a west northwest wind 25 to 35 mph, with gusts as high as 50 mph.

    High: 22 °F

    Slight Chance
    Snow Showers
    and Very
    Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11. Blustery.

    Low: 11 °F

    Partly Cloudy
    and Blustery

  • Tuesday

    Tuesday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog before noon. Otherwise, cloudy, with a high near 42. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A 50 percent chance of showers, mainly after midnight. Patchy fog. Otherwise, cloudy, with a temperature rising to around 47 by 4am. Southeast wind 5 to 10 mph.
Sunday
Showers, with thunderstorms also possible after 9am. Patchy fog before noon. High near 56. Breezy, with a south southeast wind 5 to 10 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Snow showers likely, possibly mixed with rain before midnight, then a chance of snow showers. Cloudy, with a low around 15. Wind chill values as low as -5. Windy, with a west wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
A 20 percent chance of snow showers before noon. Mostly cloudy, with a high near 22. Very windy, with a west northwest wind 25 to 35 mph, with gusts as high as 50 mph.
Monday Night
Partly cloudy, with a low around 11. Blustery.
Tuesday
Partly sunny, with a high near 26.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
Mostly cloudy, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 9.
New Year's Day
Sunny, with a high near 16.
Thursday Night
Mostly clear, with a low around 3.
Friday
Mostly sunny, with a high near 19.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterman IL
 41.77°N 88.77°W
Last Update:
4:51 am CST Dec 27, 2025
Forecast Valid:
6am CST Dec 27, 2025-6pm CST Jan 2, 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