Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

18°F

-8°C

Humidity 62%
Wind Speed SW 8 mph
Barometer 30.37 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 28 Jan 8:50 am CST
Extended Forecast for

5 Miles E Carlinville IL

  • Today

    Today: Mostly sunny, with a high near 24. West wind 7 to 13 mph.

    High: 24 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 4. West wind around 5 mph becoming light and variable  after midnight.

    Low: 4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy and cold, with a high near 18. Northeast wind around 6 mph.

    High: 18 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 1. Calm wind becoming north around 5 mph after midnight.

    Low: 1 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 15. North wind 5 to 9 mph.

    High: 15 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 16.

    High: 16 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of snow after noon.  Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 24. West wind 7 to 13 mph.
Tonight
Mostly cloudy, with a low around 4. West wind around 5 mph becoming light and variable after midnight.
Thursday
Cloudy and cold, with a high near 18. Northeast wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 1. Calm wind becoming north around 5 mph after midnight.
Friday
Mostly sunny and cold, with a high near 15. North wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around -1.
Saturday
Mostly sunny and cold, with a high near 16.
Saturday Night
Mostly clear, with a low around 0.
Sunday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 23.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Carlinville IL
 39.27°N 89.8°W (Elev. 650 ft)
5:36 am CST Jan 28, 2026
9am CST Jan 28, 2026-6pm CST Feb 3, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database