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

30°F

-1°C

Humidity 47%
Wind Speed W 8 mph
Barometer 30.44 in (1031.9 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 23 Feb 2:56 pm CST
Extended Forecast for

6 Miles SSE Harmon IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 29. North northwest wind around 10 mph, with gusts as high as 15 mph.

    High: 29 °F

    Sunny

  • 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 46. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 46 °F

    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 22. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 22 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Mostly sunny, with a high near 41.

    High: 41 °F

    Slight Chance
    Snow then
    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 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 29. North northwest wind around 10 mph, with gusts as high as 15 mph.
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 46. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 22. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 36. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24.
Thursday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 30.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
A chance of rain and snow. Partly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Harmon IL
 41.64°N 89.51°W
Last Update:
3:11 pm CST Feb 23, 2026
Forecast Valid:
3pm CST Feb 23, 2026-6pm CST Mar 1, 2026
 
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Additional Resources

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Chance of Precipitation