Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

36°F

2°C

Humidity 70%
Wind Speed E 7 mph
Barometer 30.34 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 24 Mar 7:50 am CDT
Extended Forecast for

5 Miles E Carlinville IL

  • Today

    Today: Partly sunny, with a high near 59. Southeast wind 7 to 11 mph.

    High: 59 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Southeast wind 6 to 8 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. South wind 7 to 15 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60. South wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 1pm.  Sunny, with a high near 87. Southwest wind 11 to 17 mph, with gusts as high as 24 mph.

    High: 87 °F

    Sunny then
    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 4am, then rain after 4am.  Low around 40. Breezy.  Chance of precipitation is 90%.

    Low: 40 °F

    Showers and
    Breezy

  • Friday

    Friday: Rain, mainly before 7am.  High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Rain then
    Chance Rain

  • Friday Night

    Friday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 59. Southeast wind 7 to 11 mph.
Tonight
Mostly cloudy, with a low around 41. Southeast wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 74. South wind 7 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 60. South wind 10 to 13 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of rain after 1pm. Sunny, with a high near 87. Southwest wind 11 to 17 mph, with gusts as high as 24 mph.
Thursday Night
Showers and possibly a thunderstorm before 4am, then rain after 4am. Low around 40. Breezy. Chance of precipitation is 90%.
Friday
Rain, mainly before 7am. High near 49. Chance of precipitation is 80%.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Carlinville IL
 39.27°N 89.8°W (Elev. 650 ft)
2:56 am CDT Mar 24, 2026
7am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database