Current conditions at
Marshall County Airport (KC75)
Lat: 41.02°NLon: 89.39°WElev: 545ft.71°F
22°C
| Humidity | 37% |
| Wind Speed | N 7 mph |
| Barometer | 29.86 in |
| Dewpoint | 43°F (6°C) |
| Visibility | NA |
| Last update | 20 Mar 6:35 pm CDT |
Extended Forecast for
4 Miles WNW Castleton IL
Tonight

Low: 43 °F
Mostly Cloudy
Saturday

High: 78 °F
Sunny
Saturday Night

Low: 57 °F
Partly Cloudy
Sunday

High: 71 °F
Mostly Cloudy
Sunday Night

Low: 32 °F
Decreasing
CloudsMonday

High: 52 °F
Sunny
Monday Night

Low: 36 °F
Mostly Cloudy
Tuesday

High: 60 °F
Partly Sunny
Tuesday Night

Low: 38 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 43. North northwest wind 5 to 8 mph becoming east after midnight. Winds could gust as high as 16 mph.
Saturday
Sunny, with a high near 78. Southeast wind 5 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 57. South southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Sunday
Mostly cloudy, with a high near 71. Southwest wind 10 to 18 mph becoming north in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 32. North wind 9 to 17 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 52. North wind 6 to 8 mph, with gusts as high as 15 mph.
Monday Night
Mostly cloudy, with a low around 36. Light and variable wind becoming southeast around 6 mph after midnight.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
A chance of rain. Partly sunny, with a high near 72.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 47.
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)
6:36 pm CDT Mar 20, 2026
6pm CDT Mar 20, 2026-6pm CDT Mar 27, 2026


