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

Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

55°F

13°C

Humidity 91%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 30 Aug 5:35 am CDT
Extended Forecast for

Kewanee IL

  • Overnight

    Overnight: A 20 percent chance of showers. Patchy fog. Otherwise, partly cloudy, with a low around 58. Southeast wind around 5 mph.

    Low: 58 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A 20 percent chance of showers before 8am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78. Southeast wind around 5 mph.

    High: 78 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. East wind around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79. East wind around 5 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Patchy fog. Otherwise, partly cloudy, with a low around 58. Southeast wind around 5 mph.
Saturday
A 20 percent chance of showers before 8am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78. Southeast wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 55. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 79. East wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 55.
Labor Day
Mostly sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kewanee IL
 41.26°N 89.93°W (Elev. 801 ft)
Last Update:
4:30 am CDT Aug 30, 2025
Forecast Valid:
5am CDT Aug 30, 2025-6pm CDT Sep 5, 2025
 
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