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.

Overcast

50°F

10°C

Humidity 100%
Wind Speed N 10 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 10 Apr 3:56 am CDT
Extended Forecast for

6 Miles SSE Harmon IL

  • Overnight

    Overnight: A 20 percent chance of showers. Cloudy, with a steady temperature around 49. East wind around 10 mph.

    Low: 49 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 55. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 55 °F

    Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38. North northwest wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers after 1pm. Increasing clouds, with a high near 59. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 53. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Breezy. Chance of precipitation is 60%.

    High: 74 °F

    Breezy.
    Slight Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Breezy.

    Low: 61 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers. Cloudy, with a steady temperature around 49. East wind around 10 mph.
Friday
A 40 percent chance of showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 55. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 38. North northwest wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.
Saturday
A 30 percent chance of showers after 1pm. Increasing clouds, with a high near 59. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 53. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Breezy. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Breezy.
Monday
Partly sunny, with a high near 79.
Monday Night
A chance of showers. Mostly cloudy, with a low around 65.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81.
Tuesday Night
Showers and thunderstorms. Mostly cloudy, with a low around 60.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 72.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 53.
Thursday
A chance of showers. Mostly sunny, with a high near 76.
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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:
3:51 am CDT Apr 10, 2026
Forecast Valid:
4am CDT Apr 10, 2026-6pm CDT Apr 16, 2026
 
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Additional Resources

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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