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Hazardous Weather Conditions

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

57°F

14°C

Humidity 91%
Wind Speed S 5 mph
Barometer 29.79 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 10 Mar 7:15 am CDT
Extended Forecast for

4 Miles WNW Castleton IL

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 74. South southwest wind 6 to 10 mph becoming east southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 74 °F

    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 41. East southeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 10am, then a chance of showers. High near 44. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 44 °F

    Showers then
    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 27. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Increasing clouds, with a high near 50. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 50 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 41. Breezy, with a south wind 15 to 23 mph, with gusts as high as 36 mph.

    Low: 41 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Partly sunny, with a high near 53. Breezy, with a west northwest wind 15 to 22 mph, with gusts as high as 32 mph.

    High: 53 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 74. South southwest wind 6 to 10 mph becoming east southeast in the afternoon. Winds could gust as high as 20 mph.
Tonight
Showers and possibly a thunderstorm. Low around 41. East southeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and possibly a thunderstorm before 10am, then a chance of showers. High near 44. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 27. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Increasing clouds, with a high near 50. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Thursday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 41. Breezy, with a south wind 15 to 23 mph, with gusts as high as 36 mph.
Friday
Partly sunny, with a high near 53. Breezy, with a west northwest wind 15 to 22 mph, with gusts as high as 32 mph.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
Mostly cloudy, with a high near 57.
Saturday Night
A 40 percent chance of rain after 1am. Cloudy, with a low around 38.
Sunday
Rain and snow likely. Cloudy, with a high near 49. Breezy.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 17. Blustery.
Monday
Partly sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Castleton IL
 41.14°N 89.77°W (Elev. 676 ft)
Last Update:
6:36 am CDT Mar 10, 2026
Forecast Valid:
7am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation