Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Fog/Mist

80°F

27°C

Humidity 100%
Wind Speed Calm
Barometer 29.84 in (1009.7 mb)
Dewpoint 80°F (27°C)
Visibility 0.75 mi
Heat Index87°F (31°C)
Last update 27 Jul 5:56 am CDT
Extended Forecast for

Annawan IL

Dense Fog Advisory until July 27, 08:00am
Extreme Heat Warning July 27, 06:21am until July 27, 10:00pm
Click here for hazard details and duration
...
Extreme Heat Warning
  •  
    Dense Fog Advisory until July 27, 08:00am
    Extreme Heat Warning July 27, 06:21am until July 27, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 93 °F

    Slight Chance
    T-storms then
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 71. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. North wind around 10 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. North wind around 5 mph becoming calm  after midnight.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 1am.  Mostly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 11am and noon. Sunny, with a high near 93. Heat index values as high as 114. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 71. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 85. North wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 62. North wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 67.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 81.
Friday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Annawan IL
 41.41°N 89.9°W (Elev. 623 ft)
3:41 am CDT Jul 27, 2026
6am CDT Jul 27, 2026-6pm CDT Aug 2, 2026
 
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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