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 and Windy

23°F

-5°C

Humidity 78%
Wind Speed W 30 G 36 mph
Barometer 29.81 in (1010.1 mb)
Dewpoint 17°F (-8°C)
Visibility 7.00 mi
Wind Chill5°F (-15°C)
Last update 16 Mar 1:56 pm CDT
Extended Forecast for

Sheffield IL

Winter Weather Advisory March 16, 02:32pm until March 16, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 16, 02:32pm until March 16, 04:00pm

    NOW until 4:00pm Mon

    Winter Weather Advisory

  • This Afternoon

    High: 24 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: Patchy blowing snow before 9pm. Mostly cloudy, with a low around 4. Wind chill values as low as -10. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 4 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 25. Wind chill values as low as -10. West wind 5 to 10 mph becoming southwest in the afternoon.

    High: 25 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow. Low around 19. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 19 °F

    Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly 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 52.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of snow, mainly before 3pm. Patchy blowing snow. Cloudy, with a high near 24. Blustery, with a northwest wind around 25 mph, with gusts as high as 40 mph.
Tonight
Patchy blowing snow before 9pm. Mostly cloudy, with a low around 4. Wind chill values as low as -10. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Increasing clouds, with a high near 25. Wind chill values as low as -10. West wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Snow. Low around 19. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Mostly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sheffield IL
 41.36°N 89.73°W (Elev. 689 ft)
Last Update:
1:26 pm CDT Mar 16, 2026
Forecast Valid:
2pm CDT Mar 16, 2026-6pm CDT Mar 22, 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