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

Areas of Fire Weather and Severe Thunderstorms on Friday

Critical fire weather is expected Friday across the Northern Plains, Upper Midwest, and southern High Plains due to gusty winds and low humidity. Severe thunderstorms capable of large to very large hail, wind damage and tornadoes will be possible Friday and Saturday across parts of the central Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

60°F

16°C

Humidity 38%
Wind Speed S 9 mph
Barometer 29.95 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 14 May 9:35 pm CDT
Extended Forecast for

Kewanee IL

  • Tonight

    Tonight: Isolated showers between 1am and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 54. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 79. South wind around 15 mph, with gusts as high as 25 mph.

    High: 79 °F

    Slight Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 62. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Clear
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. South wind around 10 mph. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 86. Breezy.

    High: 86 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. Breezy.

    Low: 68 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. Breezy. Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Breezy. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    T-storms and
    Breezy

Detailed Forecast

Tonight
Isolated showers between 1am and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 54. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Friday
A 20 percent chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 79. South wind around 15 mph, with gusts as high as 25 mph.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 62. South wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. South wind around 10 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 86. Breezy.
Sunday Night
Mostly clear, with a low around 68. Breezy.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. Breezy. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Breezy. Chance of precipitation is 50%.
Tuesday
Showers likely, mainly after 1pm. Partly sunny, with a high near 83. Breezy. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of showers. Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kewanee IL
 41.23°N 89.91°W (Elev. 801 ft)
Last Update:
9:31 pm CDT May 14, 2026
Forecast Valid:
10pm CDT May 14, 2026-6pm CDT May 21, 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