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

64°F

18°C

Humidity 46%
Wind Speed SW 8 mph
Barometer 29.62 in (1002.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 4 May 8:56 am CDT
Extended Forecast for

Prophetstown IL

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 80. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 47. West wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 47 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly cloudy, with a high near 59. North wind 5 to 10 mph.

    High: 59 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. North wind around 5 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 80. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A 50 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 47. West wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 59. North wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 40. North wind around 5 mph.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 69.
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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:
7:51 am CDT May 4, 2026
Forecast Valid:
9am CDT May 4, 2026-6pm CDT May 10, 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