Hazardous Weather Conditions
Current conditions at
Marshall County Airport (KC75)
Lat: 41.02°NLon: 89.39°WElev: 545ft.
Light Rain
73°F
23°C
| Humidity | 89% |
| Wind Speed | S 13 mph |
| Barometer | 29.88 in |
| Dewpoint | 69°F (21°C) |
| Visibility | 3.00 mi |
| Last update | 20 Jul 2:15 pm CDT |
Extended Forecast for
4 Miles WNW Castleton IL
This Afternoon

High: 89 °F
Chance
T-stormsTonight
Low: 72 °F
Chance
T-storms then
Showers
LikelyTuesday
High: 84 °F
Chance
Showers then
SunnyTuesday Night

Low: 60 °F
Mostly Clear
Wednesday

High: 76 °F
Sunny
Wednesday Night

Low: 55 °F
Mostly Clear
Thursday

High: 79 °F
Sunny
Thursday Night

Low: 58 °F
Partly Cloudy
Friday

High: 77 °F
Partly Sunny
Detailed Forecast
This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 3pm. Patchy smoke before 4pm. Mostly sunny, with a high near 89. South southwest wind 8 to 10 mph, with gusts as high as 16 mph.
Tonight
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 72. South southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 30 percent chance of showers before 7am. Sunny, with a high near 84. West northwest wind 9 to 16 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 60. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 76. North wind 7 to 9 mph, with gusts as high as 16 mph.
Wednesday Night
Mostly clear, with a low around 55. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 79. Calm wind.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Partly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 91.
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)
1:26 pm CDT Jul 20, 2026
2pm CDT Jul 20, 2026-6pm CDT Jul 26, 2026



