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.

Light Snow

26°F

-3°C

Humidity 88%
Wind Speed SE 13 G 18 mph
Barometer 30.31 in
Dewpoint 23°F (-5°C)
Visibility 2.00 mi
Wind Chill15°F (-9°C)
Last update 29 Nov 4:35 am CST
Extended Forecast for

Castleton IL

Winter Storm Warning November 29, 04:54am until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning November 29, 04:54am until November 30, 06:00am

    NOW until 6:00am Sun

    Winter Storm Warning

  • Overnight

    Low: 25 °F

    Heavy Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. Patchy blowing snow between 10am and 5pm. High near 32. Southeast wind 14 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 32 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow, possibly mixed with rain, becoming all snow after 10pm. Patchy blowing snow after midnight. Low around 22. Blustery, with a south southeast wind 11 to 21 mph becoming west northwest after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F

    Rain/Snow
    then Snow
    Likely and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 26. Blustery, with a west northwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 26 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10. West northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 16 mph.

    Low: 10 °F

    Mostly Cloudy

  • Monday

    Monday: Snow likely after noon. Cloudy, with a high near 23. Light and variable wind. Chance of precipitation is 60%.

    High: 23 °F

    Cloudy then
    Snow Likely

  • Monday Night

    Monday Night: Snow likely before midnight. Mostly cloudy, with a low around 11. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 60%.

    Low: 11 °F

    Snow Likely
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 25. East southeast wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Saturday
Snow. The snow could be heavy at times. Patchy blowing snow between 10am and 5pm. High near 32. Southeast wind 14 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Saturday Night
Snow, possibly mixed with rain, becoming all snow after 10pm. Patchy blowing snow after midnight. Low around 22. Blustery, with a south southeast wind 11 to 21 mph becoming west northwest after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday
Mostly cloudy, with a high near 26. Blustery, with a west northwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 32 mph.
Sunday Night
Mostly cloudy, with a low around 10. West northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 16 mph.
Monday
Snow likely after noon. Cloudy, with a high near 23. Light and variable wind. Chance of precipitation is 60%.
Monday Night
Snow likely before midnight. Mostly cloudy, with a low around 11. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 23.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
Mostly cloudy, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 2.
Thursday
Mostly sunny, with a high near 17.
Thursday Night
Mostly cloudy, with a low around 6.
Friday
Mostly cloudy, with a high near 30.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castleton IL
 41.12°N 89.71°W (Elev. 768 ft)
Last Update:
3:16 am CST Nov 29, 2025
Forecast Valid:
4am CST Nov 29, 2025-6pm CST Dec 5, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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