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

37°F

3°C

Humidity 91%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 10 Jan 1:55 am CST
Extended Forecast for

Edwardsville IL

  • Overnight

    Overnight: A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 38. Light north wind.

    Low: 38 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 46. Northwest wind 5 to 10 mph increasing to 12 to 17 mph in the morning. Winds could gust as high as 25 mph.

    High: 46 °F

    Chance Rain
    then Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 26. West wind 10 to 16 mph, with gusts as high as 28 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 38. Northwest wind 7 to 16 mph, with gusts as high as 25 mph.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27. Southwest wind 3 to 7 mph.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

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

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 38. Light north wind.
Saturday
A 40 percent chance of rain, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 46. Northwest wind 5 to 10 mph increasing to 12 to 17 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 26. West wind 10 to 16 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 38. Northwest wind 7 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 27. Southwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Mostly sunny, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 43.
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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:
1:06 am CST Jan 10, 2026
Forecast Valid:
2am CST Jan 10, 2026-6pm CST Jan 16, 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