Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

68°F

20°C

Humidity 69%
Wind Speed Vrbl 5 mph
Barometer 30.18 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 31 Aug 7:50 pm CDT
Extended Forecast for

Edwardsville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Labor Day

    Labor Day: Partly sunny, with a high near 80. East wind 3 to 6 mph.

    High: 80 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Light and variable wind.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 53. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. Northeast wind around 5 mph becoming calm in the evening.
Labor Day
Partly sunny, with a high near 80. East wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 60. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 59. Light and variable wind.
Wednesday
Sunny, with a high near 84.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 53.
Friday
Mostly sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Edwardsville IL
 38.81°N 89.97°W (Elev. 499 ft)
5:41 pm CDT Aug 31, 2025
8pm CDT Aug 31, 2025-6pm CDT Sep 7, 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