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

Hazardous Weather Conditions

Current conditions at

Rochelle, Rochelle Municipal-Koritz Field Airport (KRPJ)

Lat: 41.89°NLon: 89.08°WElev: 768ft.

Overcast

42°F

6°C

Humidity 95%
Wind Speed NE 20 G 24 mph
Barometer 29.65 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 10 Mar 10:15 pm CDT
Extended Forecast for

De Kalb IL

Severe T-storm Watch March 10, 10:28pm until March 11, 12:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch March 10, 10:28pm until March 11, 12:00am

    NOW until 12:00am Wed

    Severe T-storm Watch

  • Tonight

    Low: 39 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 2pm. Cloudy, with a temperature falling to around 37 by 5pm. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F⇓

    Showers
    Likely then
    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Increasing clouds, with a high near 47. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 47 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Showers likely, mainly after 1am. Cloudy, with a low around 38. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely and
    Windy

  • Friday

    Friday: Partly sunny, with a high near 47. Windy.

    High: 47 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow showers before 1pm. Cloudy, with a high near 45.

    High: 45 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 1am. Cloudy, with a low around 39. East northeast wind around 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely, mainly before 2pm. Cloudy, with a temperature falling to around 37 by 5pm. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.
Thursday
Increasing clouds, with a high near 47. West wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Showers likely, mainly after 1am. Cloudy, with a low around 38. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 47. Windy.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
A chance of snow showers before 1pm. Cloudy, with a high near 45.
Saturday Night
A chance of rain and snow showers before 1am, then rain showers likely. Cloudy, with a low around 34.
Sunday
Rain showers before 1pm, then rain and snow showers likely. Cloudy, with a high near 44. Breezy.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 12. Blustery.
Monday
Partly sunny, with a high near 25. Blustery.
Monday Night
Mostly clear, with a low around 6.
Tuesday
Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
Last Update:
6:31 pm CDT Mar 10, 2026
Forecast Valid:
10pm CDT Mar 10, 2026-6pm CDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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