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

57°F

14°C

Humidity 23%
Wind Speed S 6 mph
Barometer 30.20 in (1023.0 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 24 Mar 4:56 pm CDT
Extended Forecast for

3 Miles WSW Lyndon 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 71. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. South wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. Southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °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: Clear, with a low around 26.

    Low: 26 °F

    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 71. South wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 52. South wind around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. Southwest 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
Clear, with a low around 26.
Saturday
Sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 73.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 49.
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 WSW Lyndon IL
 41.7°N 89.97°W (Elev. 594 ft)
Last Update:
5:46 pm CDT Mar 24, 2026
Forecast Valid:
5pm CDT Mar 24, 2026-6pm CDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation