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

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

12°F

-11°C

Humidity 57%
Wind Speed NW 15 mph
Barometer 30.54 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 31 Jan 10:45 am CST
Extended Forecast for

Edwardsville IL

  • Today

    Today: Mostly sunny and cold, with a high near 20. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 20 °F

    Cold

  • Tonight

    Tonight: Mostly clear, with a low around 1. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of snow between 3pm and 4pm. Increasing clouds, with a high near 26. Light southwest wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 26 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19. South wind 5 to 7 mph becoming west after midnight.

    Low: 19 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 37. West wind 3 to 6 mph.

    High: 37 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 33.

    High: 33 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny and cold, with a high near 20. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 1. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
A slight chance of snow between 3pm and 4pm. Increasing clouds, with a high near 26. Light southwest wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 19. South wind 5 to 7 mph becoming west after midnight.
Monday
Mostly sunny, with a high near 37. West wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Partly sunny, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Edwardsville IL
 38.81°N 89.97°W (Elev. 499 ft)
Last Update:
11:11 am CST Jan 31, 2026
Forecast Valid:
11am CST Jan 31, 2026-6pm CST Feb 6, 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