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.

Partly Cloudy

57°F

14°C

Humidity 41%
Wind Speed NE 14 mph
Barometer 30.11 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 2 May 1:45 pm CDT
Extended Forecast for

Edwardsville IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Partly sunny, with a high near 59. North wind around 8 mph.

    High: 59 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 39. Northwest wind around 6 mph becoming calm.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 73. Southwest wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 73 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 55. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 80. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 80 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.

    Low: 60 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 66. Chance of precipitation is 90%.

    High: 66 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 46. Chance of precipitation is 80%.

    Low: 46 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a high near 59. North wind around 8 mph.
Tonight
Mostly clear, with a low around 39. Northwest wind around 6 mph becoming calm.
Sunday
Increasing clouds, with a high near 73. Southwest wind 8 to 15 mph, with gusts as high as 24 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 55. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 80. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Tuesday
Showers and possibly a thunderstorm. High near 66. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 46. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 58.
Wednesday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 43.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 47.
Friday
Mostly sunny, with a high near 72.
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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:
2:11 pm CDT May 2, 2026
Forecast Valid:
2pm CDT May 2, 2026-6pm CDT May 8, 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