Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

10°F

-12°C

Humidity 80%
Wind Speed Calm
Barometer 30.24 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 4 Dec 10:15 pm CST
Extended Forecast for

Edwardsville IL

  • Tonight

    Tonight: Clear, with a low around 5. Light and variable wind.

    Low: 5 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 36. South wind 3 to 7 mph.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 26. South wind 5 to 7 mph becoming west after midnight.

    Low: 26 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 35. West wind around 5 mph becoming light and variable.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 28. East wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of rain and snow before noon, then a slight chance of snow.  Mostly cloudy, with a high near 35. Chance of precipitation is 30%.

    High: 35 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 5. Light and variable wind.
Friday
Sunny, with a high near 36. South wind 3 to 7 mph.
Friday Night
Increasing clouds, with a low around 26. South wind 5 to 7 mph becoming west after midnight.
Saturday
Partly sunny, with a high near 35. West wind around 5 mph becoming light and variable.
Saturday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 28. East wind around 6 mph.
Sunday
A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 30.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 45.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Partly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
Edwardsville IL
 38.79°N 89.97°W (Elev. 558 ft)
8:26 pm CST Dec 4, 2025
10pm CST Dec 4, 2025-6pm CST Dec 11, 2025
 
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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