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.

Partly Cloudy

32°F

0°C

Humidity 61%
Wind Speed E 5 mph
Barometer 30.21 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 3 Mar 12:55 am CST
Extended Forecast for

De Kalb IL

  • Overnight

    Overnight: A 20 percent chance of showers after 4am. Mostly cloudy, with a steady temperature around 33. East southeast wind around 5 mph.

    Low: 33 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before 7am. Mostly cloudy, with a high near 45. East wind around 5 mph becoming calm.

    High: 45 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Calm wind becoming east northeast around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 3pm. Partly sunny, with a high near 46. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 46 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after midnight. Cloudy, with a low around 40. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%.

    Low: 40 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Cloudy, with a high near 51. Chance of precipitation is 70%.

    High: 51 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Showers

  • Friday

    Friday: Showers. Mostly cloudy, with a high near 66.

    High: 66 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers after 4am. Mostly cloudy, with a steady temperature around 33. East southeast wind around 5 mph.
Tuesday
A 20 percent chance of showers before 7am. Mostly cloudy, with a high near 45. East wind around 5 mph becoming calm.
Tuesday Night
Mostly cloudy, with a low around 31. Calm wind becoming east northeast around 5 mph after midnight. Winds could gust as high as 10 mph.
Wednesday
A 20 percent chance of showers after 3pm. Partly sunny, with a high near 46. East wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Showers likely, mainly after midnight. Cloudy, with a low around 40. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%.
Thursday
Showers likely, mainly before noon. Cloudy, with a high near 51. Chance of precipitation is 70%.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 41.
Friday
Showers. Mostly cloudy, with a high near 66.
Friday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 52.
Saturday
A chance of showers before noon. Partly sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 60. Breezy.
Sunday Night
Mostly clear, with a low around 41.
Monday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
Last Update:
12:31 am CST Mar 3, 2026
Forecast Valid:
1am CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation