National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Partly Cloudy

73°F

23°C

Humidity 78%
Wind Speed SW 7 mph
Barometer 29.92 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 15 Oct 7:50 pm CDT
Extended Forecast for

Witt IL

  • Tonight

    Tonight: Scattered showers, mainly before 2am. Increasing clouds, with a low around 46. South wind 5 to 10 mph becoming northwest 11 to 16 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 40%.

    Low: 46 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers, mainly between 3pm and 5pm. Mostly cloudy, with a high near 55. Northwest wind 16 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.

    High: 55 °F

    Mostly Cloudy
    then
    Scattered
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. North wind 7 to 15 mph, with gusts as high as 28 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 59. North wind around 5 mph becoming calm in the morning.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 34. Calm wind.

    Low: 34 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers, mainly before 2am. Increasing clouds, with a low around 46. South wind 5 to 10 mph becoming northwest 11 to 16 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 40%.
Friday
Scattered showers, mainly between 3pm and 5pm. Mostly cloudy, with a high near 55. Northwest wind 16 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. North wind 7 to 15 mph, with gusts as high as 28 mph.
Saturday
Sunny, with a high near 59. North wind around 5 mph becoming calm in the morning.
Saturday Night
Clear, with a low around 34. Calm wind.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Witt IL
 39.26°N 89.35°W (Elev. 663 ft)
Last Update:
7:46 pm CDT Oct 15, 2026
Forecast Valid:
8pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation