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.

A Few Clouds

85°F

29°C

Humidity 75%
Wind Speed SW 6 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 1 Sep 9:56 am CDT
Extended Forecast for

3 Miles NNE Sterling IL

Heat Advisory September 1, 10:25am until September 3, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 1, 10:25am until September 3, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Today

    High: 92 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 93. Heat index values as high as 103. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 93 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. Southwest wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday 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

Today
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 102. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 93. Heat index values as high as 103. Light south wind becoming southwest 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 74. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 73.
Friday
Mostly sunny, with a high near 91.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 65.
Labor Day
Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Sterling IL
 41.84°N 89.67°W (Elev. 663 ft)
Last Update:
9:11 am CDT Sep 1, 2026
Forecast Valid:
10am CDT Sep 1, 2026-6pm CDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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