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

75°F

24°C

Humidity 94%
Wind Speed S 5 mph
Barometer 29.97 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 1 Sep 9:35 pm CDT
Extended Forecast for

Franklin Grove IL

  • Tonight

    Tonight: Mostly clear, with a low around 72. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Heat index values as high as 100. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 89. Heat index values as high as 98. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. South southeast wind around 5 mph.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 72. South wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Sunny, with a high near 92. Heat index values as high as 100. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 72. Southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 89. Heat index values as high as 98. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 20%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. South southeast wind around 5 mph.
Friday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Partly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 64.
Labor Day
Mostly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Franklin Grove IL
 41.85°N 89.29°W
Last Update:
9:06 pm CDT Sep 1, 2026
Forecast Valid:
9pm CDT Sep 1, 2026-6pm CDT Sep 8, 2026
 
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Additional Resources

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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