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.

Mostly Cloudy

70°F

21°C

Humidity 64%
Wind Speed S 8 mph
Barometer 30.20 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 11 Apr 6:50 pm CDT
Extended Forecast for

Edwardsville IL

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Southeast wind around 9 mph.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers, mainly after 5pm. Partly sunny, with a high near 80. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers and
    Breezy

  • 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 65. Southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84. South wind 11 to 17 mph, with gusts as high as 26 mph.

    High: 84 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68. South wind 11 to 16 mph, with gusts as high as 24 mph.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.

    High: 80 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. Southeast wind around 9 mph.
Sunday
A 30 percent chance of showers, mainly after 5pm. Partly sunny, with a high near 80. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 65. Southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84. South wind 11 to 17 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 68. South wind 11 to 16 mph, with gusts as high as 24 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Thursday Night
A 20 percent chance of showers. Mostly clear, with a low around 61.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 69.
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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:
6:11 pm CDT Apr 11, 2026
Forecast Valid:
7pm CDT Apr 11, 2026-6pm CDT Apr 18, 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