Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

70°F

21°C

Humidity 78%
Wind Speed S 9 mph
Barometer 29.82 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 4:55 am CDT
Extended Forecast for

Edwardsville IL

  • Overnight

    Overnight: Isolated showers and thunderstorms.  Mostly cloudy, with a low around 70. Southwest wind around 10 mph.  Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 4pm.  Mostly cloudy, with a high near 81. South wind 10 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%.

    High: 81 °F

    Isolated
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then scattered showers and thunderstorms after 4am.  Low around 64. Southwest wind around 11 mph.  Chance of precipitation is 90%.

    Low: 64 °F

    Showers

  • Thursday

    Thursday: Scattered showers between 7am and 1pm, then scattered showers and thunderstorms after 1pm.  Mostly sunny, with a high near 82. Southwest wind 9 to 13 mph.  Chance of precipitation is 40%.

    High: 82 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Southwest wind around 6 mph becoming south after midnight.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 86.

    High: 86 °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 55. Chance of precipitation is 80%.

    Low: 55 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Partly sunny, with a high near 67. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Isolated showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind around 10 mph. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 81. South wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then scattered showers and thunderstorms after 4am. Low around 64. Southwest wind around 11 mph. Chance of precipitation is 90%.
Thursday
Scattered showers between 7am and 1pm, then scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Southwest wind 9 to 13 mph. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 59. Southwest wind around 6 mph becoming south after midnight.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 55. Chance of precipitation is 80%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 67. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 62.
Sunday Night
Clear, with a low around 40.
Monday
Sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Edwardsville IL
 38.81°N 89.97°W (Elev. 499 ft)
1:26 am CDT Apr 15, 2026
5am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database