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

79°F

26°C

Humidity 34%
Wind Speed Calm
Barometer 30.08 in (1018.1 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 10 Oct 10:56 am CDT
Extended Forecast for

Rock Falls IL

  • Today

    Today: Partly sunny, with a high near 82. South wind around 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 54. Southeast wind 5 to 10 mph.

    Low: 54 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 81. Calm wind becoming south around 5 mph in the morning.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers. Partly sunny, with a high near 69.

    High: 69 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 82. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 54. Southeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 81. Calm wind becoming south around 5 mph in the morning.
Sunday Night
Mostly clear, with a low around 62. South wind around 5 mph.
Columbus Day
Mostly sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 53.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 69.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rock Falls IL
 41.77°N 89.7°W (Elev. 643 ft)
Last Update:
8:46 am CDT Oct 10, 2026
Forecast Valid:
11am CDT Oct 10, 2026-6pm CDT Oct 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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