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

-4°F

-20°C

Humidity 37%
Wind Speed NW 12 mph
Barometer 30.79 in (1044.4 mb)
Dewpoint -24°F (-31°C)
Visibility 10.00 mi
Wind Chill-22°F (-30°C)
Last update 23 Jan 11:56 am CST
Extended Forecast for

2 Miles NNE Nachusa IL

Cold Weather Advisory January 23, 12:18pm until January 24, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 23, 12:18pm until January 24, 09:00am

    NOW until 9:00am Sat

    Cold Weather Advisory

  • This Afternoon

    High: -3 °F

    Cold

  • Tonight

    Tonight: Mostly cloudy, with a low around -9. Wind chill values as low as -24. North wind 5 to 10 mph.

    Low: -9 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Mostly cloudy and cold, with a high near 6. Wind chill values as low as -20. Northeast wind around 5 mph.

    High: 6 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Cloudy, with a low around 2. Wind chill values as low as -8. North northeast wind 5 to 10 mph.

    Low: 2 °F

    Chance Snow

  • Sunday

    Sunday: A 40 percent chance of snow. Mostly cloudy, with a high near 13. North wind 10 to 15 mph.

    High: 13 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around -4.

    Low: -4 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 12.

    High: 12 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and cold, with a high near -3. Wind chill values as low as -25. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around -9. Wind chill values as low as -24. North wind 5 to 10 mph.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy and cold, with a high near 6. Wind chill values as low as -20. Northeast wind around 5 mph.
Saturday Night
A 50 percent chance of snow. Cloudy, with a low around 2. Wind chill values as low as -8. North northeast wind 5 to 10 mph.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 13. North wind 10 to 15 mph.
Sunday Night
Mostly cloudy, with a low around -4.
Monday
Sunny, with a high near 12.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Mostly sunny, with a high near 19.
Tuesday Night
Partly cloudy, with a low around 2.
Wednesday
Mostly sunny, with a high near 14.
Wednesday Night
Partly cloudy, with a low around -3.
Thursday
Mostly sunny, with a high near 12.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Nachusa IL
 41.85°N 89.35°W
Last Update:
12:06 pm CST Jan 23, 2026
Forecast Valid:
12pm CST Jan 23, 2026-6pm CST Jan 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