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

Rochelle, Rochelle Municipal-Koritz Field Airport (KRPJ)

Lat: 41.89°NLon: 89.08°WElev: 768ft.

Fair

68°F

20°C

Humidity 41%
Wind Speed NW 5 mph
Barometer 29.91 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 7 Oct 6:35 pm CDT
Extended Forecast for

Nachusa IL

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind around 5 mph, with gusts as high as 15 mph.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 71. Light northwest wind becoming west northwest 5 to 10 mph in the morning.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 74. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Clear, with a low around 59. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 48. West wind around 5 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 71. Light northwest wind becoming west northwest 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm.
Friday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 74. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
Clear, with a low around 59. South southeast wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 57.
Columbus Day
Mostly sunny, with a high near 78.
Monday Night
A chance of showers. Partly cloudy, with a low around 49.
Tuesday
Partly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nachusa IL
 41.83°N 89.38°W
Last Update:
6:16 pm CDT Oct 7, 2026
Forecast Valid:
6pm CDT Oct 7, 2026-6pm CDT Oct 14, 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