Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
60°F
16°C
| Humidity | 92% |
| Wind Speed | S 5 mph |
| Barometer | 29.86 in |
| Dewpoint | 58°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 10 Mar 4:35 am CDT |
Extended Forecast for
Carlinville IL
Today
High: 80 °F
Sunny then
Sunny and
BreezyTonight
Low: 49 °F
Slight Chance
T-storms then
T-stormsWednesday
High: 61 °F⇓
Breezy.
T-storms then
ShowersWednesday Night

Low: 30 °F
Partly Cloudy
Thursday

High: 52 °F
Sunny
Thursday Night
Low: 41 °F
Mostly Cloudy
then Mostly
Cloudy and
BreezyFriday

High: 59 °F
Mostly Cloudy
Friday Night

Low: 36 °F
Mostly Cloudy
Saturday

High: 65 °F
Partly Sunny
Detailed Forecast
Today
Sunny, with a high near 80. Breezy, with a south wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 49. Southwest wind 15 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. Temperature falling to around 47 by 5pm. Breezy, with a southwest wind 15 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%.
Wednesday Night
Partly cloudy, with a low around 30. Northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.
Thursday
Sunny, with a high near 52. Light and variable wind becoming southwest 6 to 11 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 41. Breezy.
Friday
Mostly cloudy, with a high near 59.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 65.
Saturday Night
A 20 percent chance of rain after 1am. Partly cloudy, with a low around 45.
Sunday
Rain likely. Mostly cloudy, with a high near 57. Breezy. Chance of precipitation is 70%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 19. Blustery. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 34.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Carlinville IL
39.27°N 89.89°W (Elev. 614 ft)
39.27°N 89.89°W (Elev. 614 ft)
3:46 am CDT Mar 10, 2026
4am CDT Mar 10, 2026-6pm CDT Mar 16, 2026



