Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
32°F
0°C
| Humidity | 80% |
| Wind Speed | Calm |
| Barometer | 30.29 in |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Last update | 12 Feb 6:50 am CST |
Extended Forecast for
5 Miles E Carlinville IL
Today
High: 51 °F
Mostly Cloudy
Tonight
Low: 30 °F
Partly Cloudy
Friday
High: 56 °F
Sunny
Friday Night
Low: 34 °F
Increasing
CloudsSaturday
High: 51 °F
Slight Chance
Rain then
Chance RainSaturday Night
Low: 39 °F
Rain Likely
Sunday
High: 56 °F
Slight Chance
Rain then
SunnySunday Night
Low: 32 °F
Mostly Clear
Washington's Birthday
High: 58 °F
Mostly Sunny
Detailed Forecast
Today
Mostly cloudy, with a high near 51. South wind 3 to 8 mph.
Tonight
Partly cloudy, with a low around 30. Southeast wind 6 to 8 mph.
Friday
Sunny, with a high near 56. South wind 5 to 9 mph.
Friday Night
Increasing clouds, with a low around 34. Light south wind.
Saturday
A 50 percent chance of rain, mainly after noon. Cloudy, with a high near 51. Southeast wind 3 to 7 mph.
Saturday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Sunday
A 20 percent chance of rain before noon. Mostly sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 32.
Washington's Birthday
Mostly sunny, with a high near 58.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Mostly cloudy, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 64.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT 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)
6:36 am CST Feb 12, 2026
7am CST Feb 12, 2026-6pm CST Feb 18, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
