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.

Thunderstorm in Vicinity

62°F

17°C

Humidity 95%
Wind Speed S 8 mph
Barometer 29.85 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 16 Apr 12:55 am CDT
Extended Forecast for

Edwardsville IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm before 4am, then scattered showers and thunderstorms, mainly between 4am and 5am. Low around 62. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 82. West wind 7 to 10 mph.

    High: 82 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 52. South wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

    Low: 52 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers. Partly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

Detailed Forecast

Overnight
Showers and possibly a thunderstorm before 4am, then scattered showers and thunderstorms, mainly between 4am and 5am. Low around 62. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 82. West wind 7 to 10 mph.
Thursday Night
Mostly clear, with a low around 61. South wind around 5 mph.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 52. South wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Sunny, with a high near 64.
Sunday Night
Clear, with a low around 42.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 77.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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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:
11:51 pm CDT Apr 15, 2026
Forecast Valid:
1am CDT Apr 16, 2026-6pm CDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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