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.

A Few Clouds

39°F

4°C

Humidity 86%
Wind Speed Calm
Barometer 30.19 in (1022.9 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 9 Jan 6:56 pm CST
Extended Forecast for

3 Miles SW Prophetstown IL

  • Tonight

    Tonight: Rain and snow likely, becoming all snow after 4am. Increasing clouds, with a low around 31. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 31 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain and snow likely before 3pm, then a chance of snow. Partly sunny, with a temperature rising to near 35 by noon, then falling to around 30 during the remainder of the day. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 35 °F⇓

    Snow Likely
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Mostly Cloudy
    and Blustery

  • Sunday

    Sunday: Sunny, with a high near 32. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 32 °F

    Sunny

  • Sunday Night

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

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain and snow likely, becoming all snow after 4am. Increasing clouds, with a low around 31. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Rain and snow likely before 3pm, then a chance of snow. Partly sunny, with a temperature rising to near 35 by noon, then falling to around 30 during the remainder of the day. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
Mostly cloudy, with a low around 20. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 32. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Mostly cloudy, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 18.
Thursday
Mostly sunny, with a high near 30.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 22.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Prophetstown IL
 41.63°N 89.97°W (Elev. 610 ft)
Last Update:
6:11 pm CST Jan 9, 2026
Forecast Valid:
7pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation