Current conditions at
Marshall County Airport (KC75)
Lat: 41.02°NLon: 89.39°WElev: 545ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
4 Miles WNW Castleton IL
Overnight

Low: 30 °F
Chance Snow
Wednesday

High: 33 °F
Slight Chance
SnowWednesday Night
Low: 15 °F
Chance Snow
and Blustery
then Mostly
ClearThursday

High: 29 °F
Mostly Sunny
Thursday Night

Low: -7 °F
Mostly Cloudy
Friday

High: 1 °F
Cold
Friday Night

Low: -8 °F
Mostly Cloudy
Saturday

High: 8 °F
Cold
Saturday Night
Low: 1 °F
Chance Snow
then Mostly
Cloudy
Detailed Forecast
Overnight
A 40 percent chance of snow. Cloudy, with a steady temperature around 30. South southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Wednesday
A slight chance of snow before 7am, then a slight chance of snow after 5pm. Mostly sunny, with a high near 33. West southwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Wednesday Night
A 30 percent chance of snow before 9pm. Partly cloudy, with a low around 15. Wind chill values between 4 and 9. Blustery, with a west northwest wind 19 to 24 mph becoming west 9 to 14 mph after midnight. Winds could gust as high as 39 mph.
Thursday
Mostly sunny, with a high near 29. Wind chill values between 5 and 15. West wind 7 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around -7. North northwest wind 9 to 16 mph, with gusts as high as 25 mph.
Friday
Partly sunny and cold, with a high near 1. North northwest wind 10 to 16 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around -8. North wind 6 to 9 mph, with gusts as high as 16 mph.
Saturday
Mostly cloudy and cold, with a high near 8.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 1.
Sunday
Partly sunny, with a high near 15.
Sunday Night
Partly cloudy, with a low around -1.
Monday
Sunny, with a high near 18.
Monday Night
Mostly clear, with a low around 6.
Tuesday
Mostly sunny, with a high near 29.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles WNW Castleton IL
41.14°N 89.77°W (Elev. 676 ft)
41.14°N 89.77°W (Elev. 676 ft)
1:36 am CST Jan 21, 2026
1am CST Jan 21, 2026-6pm CST Jan 27, 2026


