Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
52°F
11°C
| Humidity | 81% |
| Wind Speed | SE 3 mph |
| Barometer | 29.94 in |
| Dewpoint | 47°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 7 Oct 4:15 am CDT |
Extended Forecast for
Carlinville IL
Today
High: 86 °F
Sunny
Tonight
Low: 52 °F
Clear
Thursday
High: 81 °F
Sunny
Thursday Night
Low: 52 °F
Mostly Clear
Friday
High: 86 °F
Sunny
Friday Night
Low: 58 °F
Clear
Saturday
High: 87 °F
Sunny
Saturday Night
Low: 58 °F
Partly Cloudy
then Slight
Chance
ShowersSunday
High: 80 °F
Chance
Showers
Detailed Forecast
Today
Sunny, with a high near 86. Southwest wind 5 to 10 mph becoming west in the afternoon.
Tonight
Clear, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 81. Calm wind becoming north around 5 mph.
Thursday Night
Mostly clear, with a low around 52. Light and variable wind.
Friday
Sunny, with a high near 86. Light southeast wind becoming south 5 to 9 mph in the morning.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 87.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 56.
Columbus Day
Mostly sunny, with a high near 83.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 57.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Carlinville IL
39.27°N 89.89°W (Elev. 614 ft)
39.27°N 89.89°W (Elev. 614 ft)
1:26 am CDT Oct 7, 2026
4am CDT Oct 7, 2026-6pm CDT Oct 13, 2026
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