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

13°F

-11°C

Humidity 74%
Wind Speed W 16 mph
Barometer 30.09 in (1019.8 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 17 Mar 2:56 am CDT
Extended Forecast for

3 Miles WSW Lyndon IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 3. Wind chill values as low as -5. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 3 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 23. Wind chill values as low as -10. West wind 5 to 10 mph becoming south in the afternoon.

    High: 23 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow, mainly between 9pm and 3am. Temperature falling to near 19 by 8pm, then rising to around 26 during the remainder of the night. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F⇑

    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 41. South wind 5 to 10 mph becoming west in the afternoon.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 3. Wind chill values as low as -5. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 23. Wind chill values as low as -10. West wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
Snow, mainly between 9pm and 3am. Temperature falling to near 19 by 8pm, then rising to around 26 during the remainder of the night. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Partly sunny, with a high near 41. South wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Partly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 47.
Basemap Options
Click map to change the forecast location
Loading map...
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:
3:13 am CDT Mar 17, 2026
Forecast Valid:
3am CDT Mar 17, 2026-6pm CDT Mar 23, 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