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

42°F

6°C

Humidity 55%
Wind Speed SE 9 mph
Barometer 29.88 in (1012.2 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 12 Mar 8:56 pm CDT
Extended Forecast for

3 Miles WSW Lyndon IL

Wind Advisory March 12, 10:00pm until March 13, 04:00am
High Wind Warning March 13, 04:00am until March 13, 03:00pm
Click here for hazard details and duration
Wind Advisory
High Wind Warning

  • Tonight

    Tonight: Rain likely, mainly before 2am. Mostly cloudy, with a low around 34. Windy, with a south wind 15 to 20 mph becoming south 25 to 30 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 60%.

    Low: 34 °F

    Rain Likely
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 47. Windy, with a west wind 25 to 30 mph, with gusts as high as 55 mph.

    High: 47 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 29. Northwest wind 10 to 15 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 29 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of snow before 1pm. Cloudy, with a high near 45. East wind 5 to 10 mph.

    High: 45 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Rain likely, mainly after 1am. Cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Chance Rain
    then Rain
    Likely

  • Sunday

    Sunday: Rain. High near 56. Breezy. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 56 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 1am. The snow could be heavy at times. Low around 14. Windy. Chance of precipitation is 90%.

    Low: 14 °F

    Rain/Snow and
    Windy

  • Monday

    Monday: A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 21. Blustery.

    High: 21 °F

    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 2. Blustery.

    Low: 2 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

Detailed Forecast

Tonight
Rain likely, mainly before 2am. Mostly cloudy, with a low around 34. Windy, with a south wind 15 to 20 mph becoming south 25 to 30 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 47. Windy, with a west wind 25 to 30 mph, with gusts as high as 55 mph.
Friday Night
Increasing clouds, with a low around 29. Northwest wind 10 to 15 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Saturday
A 20 percent chance of snow before 1pm. Cloudy, with a high near 45. East wind 5 to 10 mph.
Saturday Night
Rain likely, mainly after 1am. Cloudy, with a low around 37. Chance of precipitation is 60%.
Sunday
Rain. High near 56. Breezy. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain and snow, becoming all snow after 1am. The snow could be heavy at times. Low around 14. Windy. Chance of precipitation is 90%.
Monday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 21. Blustery.
Monday Night
Partly cloudy, with a low around 2. Blustery.
Tuesday
Sunny, with a high near 24.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 13.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Lyndon IL
 41.7°N 89.97°W (Elev. 594 ft)
Last Update:
8:47 pm CDT Mar 12, 2026
Forecast Valid:
9pm CDT Mar 12, 2026-6pm CDT Mar 19, 2026
 
Forecast Discussion
 
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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