Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
23°F
-5°C
| Humidity | 52% |
| Wind Speed | W 16 G 22 mph |
| Barometer | 30.15 in |
| Dewpoint | 8°F (-13°C) |
| Visibility | 10.00 mi |
| Wind Chill | 10°F (-12°C) |
| Last update | 16 Mar 11:55 pm CDT |
Extended Forecast for
5 Miles E Carlinville IL
Overnight

Low: 12 °F
Mostly Cloudy
Tuesday

High: 30 °F
Increasing
CloudsTuesday Night

Low: 26 °F
Snow Likely
Wednesday

High: 59 °F
Decreasing
CloudsWednesday Night

Low: 38 °F
Mostly Cloudy
Thursday

High: 68 °F
Sunny
Thursday Night

Low: 44 °F
Partly Cloudy
Friday

High: 74 °F
Mostly Sunny
Friday Night

Low: 49 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 12. Northwest wind 14 to 16 mph, with gusts as high as 24 mph.
Tuesday
Increasing clouds, with a high near 30. Northwest wind 6 to 11 mph becoming southwest in the afternoon.
Tuesday Night
Snow likely, mainly before 11pm. Cloudy, with a low around 26. South wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 59. South wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 38. West wind around 5 mph becoming light and variable.
Thursday
Sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 52.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles E Carlinville IL
39.27°N 89.8°W (Elev. 650 ft)
39.27°N 89.8°W (Elev. 650 ft)
12:11 am CDT Mar 17, 2026
12am CDT Mar 17, 2026-6pm CDT Mar 23, 2026


