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.

Fog/Mist

38°F

3°C

Humidity 100%
Wind Speed E 3 mph
Barometer 30.39 in (1029.2 mb)
Dewpoint 38°F (3°C)
Visibility 6.00 mi
Last update 11 Apr 3:56 am CDT
Extended Forecast for

2 Miles WSW Lyndon IL

  • Today

    Today: A 30 percent chance of showers, mainly after 4pm. Increasing clouds, with a high near 58. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 58 °F

    Mostly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 53. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 75 °F

    Breezy.
    Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 60. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 60 °F

    Showers and
    Breezy

  • Monday

    Monday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

Today
A 30 percent chance of showers, mainly after 4pm. Increasing clouds, with a high near 58. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 53. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 60. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday
Partly sunny, with a high near 79.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 58.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 78.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 57.
Friday
A 40 percent chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lyndon IL
 41.72°N 89.97°W (Elev. 597 ft)
Last Update:
4:01 am CDT Apr 11, 2026
Forecast Valid:
4am CDT Apr 11, 2026-6pm CDT Apr 17, 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