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

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

51°F

11°C

Humidity 32%
Wind Speed E 5 mph
Barometer 30.19 in (1022.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 24 Mar 6:56 pm CDT
Extended Forecast for

3 Miles S Rock Falls IL

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Southeast wind around 5 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 70. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 70 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. South wind around 5 mph.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Increasing clouds, with a high near 76. South wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of rain between 10pm and 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    T-storms then
    Chance Rain

  • Friday

    Friday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Southeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 70. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 51. South wind around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Increasing clouds, with a high near 76. South wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of rain between 10pm and 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 48.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 71.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Rock Falls IL
 41.73°N 89.68°W (Elev. 650 ft)
Last Update:
5:46 pm CDT Mar 24, 2026
Forecast Valid:
7pm CDT Mar 24, 2026-6pm CDT Mar 31, 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