National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. Read More >

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

75°F

24°C

Humidity 40%
Wind Speed Calm
Barometer 30.25 in (1024.0 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 23 Jul 10:56 am CDT
Extended Forecast for

3 Miles S Rock Falls IL

  • Today

    Today: Mostly sunny, with a high near 77. Calm wind becoming south around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 78. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 78 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

  • Saturday Night

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

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 77. Calm wind becoming south around 5 mph.
Tonight
Mostly cloudy, with a low around 57. Calm wind.
Friday
Partly sunny, with a high near 78. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 61. South wind around 5 mph.
Saturday
Partly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Mostly sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 70.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Rock Falls IL
 41.73°N 89.68°W (Elev. 650 ft)
Last Update:
5:32 am CDT Jul 23, 2026
Forecast Valid:
11am CDT Jul 23, 2026-6pm CDT Jul 29, 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