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

21°F

-6°C

Humidity 54%
Wind Speed SW 6 mph
Barometer 30.18 in (1023.1 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 17 Mar 4:56 pm CDT
Extended Forecast for

2 Miles WSW Prophetstown IL

  • Tonight

    Tonight: Snow, mainly before 4am. Temperature rising to around 26 by 5am. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 22 °F⇑

    Snow

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 40. South wind 5 to 10 mph becoming west in the afternoon.

    High: 40 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 33. South wind around 5 mph.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 51. South wind around 5 mph becoming north in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow, mainly before 4am. Temperature rising to around 26 by 5am. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 40. South wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 33. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 51. South wind around 5 mph becoming north in the afternoon.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 28.
Monday
Partly sunny, with a high near 46.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Prophetstown IL
 41.65°N 89.97°W (Elev. 627 ft)
Last Update:
2:57 pm CDT Mar 17, 2026
Forecast Valid:
5pm CDT Mar 17, 2026-6pm CDT Mar 24, 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