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

35°F

2°C

Humidity 40%
Wind Speed E 12 mph
Barometer 30.50 in (1033.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 1 Mar 11:56 am CST
Extended Forecast for

6 Miles SSE Harmon IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 38. East wind around 10 mph.

    High: 38 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 24. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Showers likely after midnight. Cloudy, with a low around 35. Southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    Low: 35 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers likely. Cloudy, with a high near 47. East wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

    High: 47 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 38. East wind around 10 mph.
Tonight
Partly cloudy, with a low around 24. East wind around 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Showers likely after midnight. Cloudy, with a low around 35. Southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Tuesday
Showers likely. Cloudy, with a high near 47. East wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 38.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 42.
Thursday
A chance of showers. Mostly cloudy, with a high near 57.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 46.
Friday
Showers likely. Cloudy, with a high near 65.
Friday Night
Showers likely. Mostly cloudy, with a low around 43.
Saturday
A chance of showers. Mostly cloudy, with a high near 57.
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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:
9:16 am CST Mar 1, 2026
Forecast Valid:
12pm CST Mar 1, 2026-6pm CST Mar 7, 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