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.

Overcast

25°F

-4°C

Humidity 63%
Wind Speed S 12 mph
Barometer 30.15 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 1 Feb 3:15 pm CST
Extended Forecast for

3 Miles W Castleton IL

  • This Afternoon

    This Afternoon: Snow likely. Cloudy, with a high near 26. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 26 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before midnight. Mostly cloudy, with a low around 17. South southwest wind 6 to 9 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Snow Likely
    then Slight
    Chance Snow

  • Monday

    Monday: Mostly sunny, with a high near 30. Northwest wind 6 to 9 mph, with gusts as high as 15 mph.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17. Light north wind.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 30. North wind 3 to 6 mph.

    High: 30 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10. North wind around 6 mph becoming calm in the evening.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 29. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 29 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Snow likely. Cloudy, with a high near 26. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly before midnight. Mostly cloudy, with a low around 17. South southwest wind 6 to 9 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 30. Northwest wind 6 to 9 mph, with gusts as high as 15 mph.
Monday Night
Mostly cloudy, with a low around 17. Light north wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 30. North wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 10. North wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 29. Calm wind becoming northwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Castleton IL
 41.12°N 89.74°W (Elev. 725 ft)
Last Update:
3:17 pm CST Feb 1, 2026
Forecast Valid:
3pm CST Feb 1, 2026-6pm CST Feb 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation