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

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. Read More >

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

72°F

22°C

Humidity 46%
Wind Speed Calm
Barometer 30.24 in
Dewpoint 50°F (10°C)
Visibility 7.00 mi
Last update 23 Jul 10:35 am CDT
Extended Forecast for

Kewanee IL

  • Today

    Today: Mostly sunny, with a high near 75. Southeast wind around 5 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. Southeast wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 74. South wind 5 to 10 mph.

    High: 74 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 75. Southeast wind around 5 mph.
Tonight
Mostly cloudy, with a low around 59. Southeast wind around 5 mph becoming calm.
Friday
Partly sunny, with a high near 74. South wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 62. South wind around 5 mph.
Saturday
Partly sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 73.
Monday
Mostly sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kewanee IL
 41.23°N 89.94°W (Elev. 850 ft)
Last Update:
5:32 am CDT Jul 23, 2026
Forecast Valid:
10am CDT Jul 23, 2026-6pm CDT Jul 29, 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