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.

A Few Clouds

65°F

18°C

Humidity 76%
Wind Speed Calm
Barometer 29.88 in (1011.4 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 12 Oct 6:56 am CDT
Extended Forecast for

6 Miles SSE Harmon IL

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. Southwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 63. Calm wind becoming north northeast around 5 mph. Chance of precipitation is 90%.

    Low: 63 °F

    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 73. North northeast wind 5 to 10 mph.

    High: 73 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 69. Chance of precipitation is 80%.

    High: 69 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 58. Breezy.

    High: 58 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Columbus Day
Sunny, with a high near 89. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 69. Southwest wind around 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 84. West wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 63. Calm wind becoming north northeast around 5 mph. Chance of precipitation is 90%.
Wednesday
A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 73. North northeast wind 5 to 10 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55.
Thursday
Showers and possibly a thunderstorm. High near 69. Chance of precipitation is 80%.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 58. Breezy.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 57.
Saturday Night
Clear, with a low around 38.
Sunday
Sunny, with a high near 64.
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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:
3:56 am CDT Oct 12, 2026
Forecast Valid:
8am CDT Oct 12, 2026-6pm CDT Oct 18, 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