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

23°F

-5°C

Humidity 65%
Wind Speed W 6 mph
Barometer 30.37 in (1029.6 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 23 Feb 6:56 pm CST
Extended Forecast for

3 Miles WSW Lyndon IL

  • Tonight

    Tonight: Increasing clouds, with a low around 16. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 16 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, with a high near 45. Breezy, with a south wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 35 mph.

    High: 45 °F

    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. Northwest wind 5 to 10 mph.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 23. New snow accumulation of 1 to 2 inches possible.

    Low: 23 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 16. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
Cloudy, with a high near 45. Breezy, with a south wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 35 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 36. Northwest wind 5 to 10 mph.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23. New snow accumulation of 1 to 2 inches possible.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 29.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 34.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 35.
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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:
6:31 pm CST Feb 23, 2026
Forecast Valid:
7pm CST Feb 23, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation