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

15°F

-9°C

Humidity 70%
Wind Speed NW 13 G 20 mph
Barometer 30.47 in (1032.9 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 22 Feb 11:56 pm CST
Extended Forecast for

Sheffield IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 12 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 29. Wind chill values as low as -5. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 29 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 46. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 46 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Snow likely. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Likely

  • Thursday

    Thursday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 29. Wind chill values as low as -5. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 46. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Thursday
Partly sunny, with a high near 39.
Thursday Night
Mostly clear, with a low around 21.
Friday
Sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Partly sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Partly sunny, with a high near 38.
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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:
11:02 pm CST Feb 22, 2026
Forecast Valid:
12am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation