National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

39°F

4°C

Humidity 55%
Wind Speed W 14 mph
Barometer 30.01 in (1016.6 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 13 Mar 7:56 pm CDT
Extended Forecast for

6 Miles SSE Harmon IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. West northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow between 8am and noon. Cloudy, with a high near 44. East southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly after 4am. Cloudy, with a low around 38. East southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: Rain before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain after 4pm. High near 59. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.

    High: 59 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Rain before 10pm, then snow. Patchy blowing snow after 1am. Low around 19. Windy, with a southwest wind 25 to 30 mph becoming north northwest after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 90%.

    Low: 19 °F

    Rain/Snow and
    Windy then
    Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: A 50 percent chance of snow, mainly before 1pm. Areas of blowing snow. Cloudy, with a high near 22. Windy.

    High: 22 °F

    Chance Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 6. Blustery.

    Low: 6 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. West northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Saturday
A slight chance of snow between 8am and noon. Cloudy, with a high near 44. East southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
A 40 percent chance of rain, mainly after 4am. Cloudy, with a low around 38. East southeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
Rain before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain after 4pm. High near 59. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.
Sunday Night
Rain before 10pm, then snow. Patchy blowing snow after 1am. Low around 19. Windy, with a southwest wind 25 to 30 mph becoming north northwest after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 90%.
Monday
A 50 percent chance of snow, mainly before 1pm. Areas of blowing snow. Cloudy, with a high near 22. Windy.
Monday Night
Mostly cloudy, with a low around 6. Blustery.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 55.
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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:
8:51 pm CDT Mar 13, 2026
Forecast Valid:
8pm CDT Mar 13, 2026-6pm CDT Mar 20, 2026
 
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Additional Resources

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Chance of Precipitation