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

60°F

16°C

Humidity 96%
Wind Speed Calm
Barometer 30.09 in (1018.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 28 Aug 1:56 am CDT
Extended Forecast for

Sterling ILSimilar City Names

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. Calm wind becoming south around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 82. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 58. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 60. Calm wind becoming south around 5 mph.
Saturday
Partly sunny, with a high near 82. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Mostly cloudy, with a low around 72.
Monday
Mostly sunny, with a high near 90.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Sterling ILSimilar City Names
 41.8°N 89.7°W (Elev. 669 ft)
Last Update:
1:56 am CDT Aug 28, 2026
Forecast Valid:
2am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation