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

60°F

16°C

Humidity 84%
Wind Speed N 15 mph
Barometer 29.82 in (1009.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 31 Mar 3:56 pm CDT
Extended Forecast for

2 Miles WSW Prophetstown IL

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 63. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms, then a chance of showers after 3am. Mostly cloudy, with a low around 39. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 39 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before noon, then a chance of showers after 3pm. Mostly cloudy, with a high near 48. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 42. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 42 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 10am. High near 73. Breezy. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 1am. Partly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 45. Chance of precipitation is 90%.

    Low: 45 °F

    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly cloudy, with a high near 56. Breezy.

    High: 56 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 63. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
A slight chance of showers and thunderstorms, then a chance of showers after 3am. Mostly cloudy, with a low around 39. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers before noon, then a chance of showers after 3pm. Mostly cloudy, with a high near 48. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 42. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers, with thunderstorms also possible after 10am. High near 73. Breezy. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 40 percent chance of showers before 1am. Partly cloudy, with a low around 43. Breezy.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 74.
Friday Night
Showers and possibly a thunderstorm. Low around 45. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 56. Breezy.
Saturday Night
Mostly cloudy, with a low around 32. Breezy.
Sunday
Mostly sunny, with a high near 51. Breezy.
Sunday Night
Mostly clear, with a low around 31.
Monday
Sunny, with a high near 59.
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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:
3:02 pm CDT Mar 31, 2026
Forecast Valid:
4pm CDT Mar 31, 2026-6pm CDT Apr 6, 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