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.

Overcast

27°F

-3°C

Humidity 74%
Wind Speed S 10 mph
Barometer 30.15 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 5 Feb 10:50 am CST
Extended Forecast for

Edwardsville IL

  • Today

    Today: Mostly cloudy, with a high near 38. South wind 6 to 10 mph.

    High: 38 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 29. South wind 5 to 8 mph becoming west after midnight.

    Low: 29 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny through mid morning, then becoming mostly cloudy, with a high near 46. Breezy, with a west wind 10 to 15 mph becoming northwest 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 46 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. North wind 6 to 16 mph, with gusts as high as 28 mph.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 36. Northeast wind around 6 mph becoming southeast in the afternoon.

    High: 36 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 38. South wind 6 to 10 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 29. South wind 5 to 8 mph becoming west after midnight.
Friday
Sunny through mid morning, then becoming mostly cloudy, with a high near 46. Breezy, with a west wind 10 to 15 mph becoming northwest 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Friday Night
Partly cloudy, with a low around 23. North wind 6 to 16 mph, with gusts as high as 28 mph.
Saturday
Sunny, with a high near 36. Northeast wind around 6 mph becoming southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 31.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 42.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 62.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 41.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Edwardsville IL
 38.81°N 89.97°W (Elev. 499 ft)
Last Update:
10:51 am CST Feb 5, 2026
Forecast Valid:
10am CST Feb 5, 2026-6pm CST Feb 11, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation