National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fair

79°F

26°C

Humidity 24%
Wind Speed Vrbl 6 mph
Barometer 30.32 in (1026.2 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 3 Jun 11:56 am CDT
Extended Forecast for

Annawan IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 85. South wind around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. South wind 5 to 10 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms between 4am and 5am. Partly cloudy, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 7am, then showers between 7am and 4pm, then showers and possibly a thunderstorm after 4pm. High near 86. Chance of precipitation is 80%.

    High: 86 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. South wind around 5 mph.
Tonight
Mostly clear, with a low around 59. South wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 88. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A slight chance of showers and thunderstorms between 4am and 5am. Partly cloudy, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms before 7am, then showers between 7am and 4pm, then showers and possibly a thunderstorm after 4pm. High near 86. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 64.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Annawan IL
 41.41°N 89.9°W (Elev. 623 ft)
Last Update:
11:22 am CDT Jun 3, 2026
Forecast Valid:
12pm CDT Jun 3, 2026-6pm CDT Jun 9, 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