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

73°F

23°C

Humidity 33%
Wind Speed NA
Barometer 29.96 in (1014.5 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 8 Apr 5:56 pm CDT
Extended Forecast for

3 Miles WSW Lyndon IL

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 2am. Increasing clouds, with a low around 48. Breezy, with a south wind 20 to 25 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 67. West wind around 5 mph.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am. Low around 45. Northwest wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 45 °F

    Showers

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 59. North wind around 10 mph.

    High: 59 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers after 1pm. Mostly cloudy, with a high near 74. Breezy.

    High: 74 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 63. Breezy. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 2am. Increasing clouds, with a low around 48. Breezy, with a south wind 20 to 25 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%.
Thursday
A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 67. West wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am. Low around 45. Northwest wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday
A 30 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 59. North wind around 10 mph.
Friday Night
Mostly clear, with a low around 36.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52.
Sunday
A 50 percent chance of showers after 1pm. Mostly cloudy, with a high near 74. Breezy.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 63. Breezy. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 80. Breezy.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 74. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 57.
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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:
5:42 pm CDT Apr 8, 2026
Forecast Valid:
6pm CDT Apr 8, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation