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

Hazardous Weather Conditions

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

69°F

21°C

Humidity 88%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 7 Aug 6:35 am CDT
Extended Forecast for

5 Miles NW Castleton IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 89. South wind 5 to 8 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 4am. Mostly cloudy, with a low around 72. South wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 91. South wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 91. South wind 10 to 14 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 9 mph, with gusts as high as 17 mph.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. South southwest wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 86 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 89. South wind 5 to 8 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 4am. Mostly cloudy, with a low around 72. South wind 6 to 9 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 91. South wind 8 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 74. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 91. South wind 10 to 14 mph, with gusts as high as 20 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 9 mph, with gusts as high as 17 mph.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. South southwest wind 7 to 10 mph, with gusts as high as 16 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Castleton IL
 41.19°N 89.76°W (Elev. 751 ft)
Last Update:
5:11 am CDT Aug 7, 2025
Forecast Valid:
6am CDT Aug 7, 2025-6pm CDT Aug 13, 2025
 
Forecast Discussion
 
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Additional Resources

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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