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.

Fair

40°F

4°C

Humidity 72%
Wind Speed SE 3 mph
Barometer 30.36 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 20 Apr 8:35 am CDT
Extended Forecast for

6 Miles N Nachusa IL

Flood Warning until April 20, 07:00pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning until April 20, 07:00pm

    NOW until 7:00pm Mon

    Flood Warning

  • Today

    High: 56 °F

    Frost then
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 50. West southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 50 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 75. East northeast wind around 5 mph becoming south southeast in the afternoon. Winds could gust as high as 10 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Showers

Detailed Forecast

Today
Widespread frost before 9am. Otherwise, sunny, with a high near 56. Calm wind becoming south southwest around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Tonight
Partly cloudy, with a low around 45. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 50. West southwest wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Sunny, with a high near 75. East northeast wind around 5 mph becoming south southeast in the afternoon. Winds could gust as high as 10 mph.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 59.
Friday
A chance of showers. Mostly cloudy, with a high near 69.
Friday Night
A chance of showers before 1am. Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Nachusa IL
 41.92°N 89.37°W
Last Update:
7:55 am CDT Apr 20, 2026
Forecast Valid:
8am CDT Apr 20, 2026-6pm CDT Apr 26, 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