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

16°F

-9°C

Humidity 67%
Wind Speed NW 15 mph
Barometer 30.48 in (1033.1 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 22 Feb 9:56 pm CST
Extended Forecast for

Prophetstown IL

  • Tonight

    Tonight: A chance of flurries before midnight. Mostly cloudy, with a low around 11. Wind chill values as low as -5. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 11 °F

    Chance
    Flurries

  • Monday

    Monday: Sunny, with a high near 28. Wind chill values as low as -5. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 28 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 44. Breezy, with a south wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph.

    High: 44 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Snow likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.

    Low: 21 °F

    Snow Likely

  • Thursday

    Thursday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of flurries before midnight. Mostly cloudy, with a low around 11. Wind chill values as low as -5. Northwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 28. Wind chill values as low as -5. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 18. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
Mostly cloudy, with a high near 44. Breezy, with a south wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Mostly clear, with a low around 19.
Friday
Sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prophetstown IL
 41.67°N 89.94°W (Elev. 604 ft)
Last Update:
8:32 pm CST Feb 22, 2026
Forecast Valid:
10pm CST Feb 22, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation