National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

69°F

21°C

Humidity 74%
Wind Speed S 7 mph
Barometer 29.96 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 12 Oct 12:35 am CDT
Extended Forecast for

2 Miles WSW Edwardsville IL

  • Overnight

    Overnight: Partly cloudy, with a low around 63. South wind around 6 mph.

    Low: 63 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Partly sunny, then gradually becoming sunny, with a high near 93. Southwest wind 6 to 11 mph.

    High: 93 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. South wind 7 to 9 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Southwest wind 6 to 9 mph.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind 5 to 7 mph.

    Low: 71 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 90%.

    High: 83 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 77. Chance of precipitation is 80%.

    High: 77 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 63. South wind around 6 mph.
Columbus Day
Partly sunny, then gradually becoming sunny, with a high near 93. Southwest wind 6 to 11 mph.
Monday Night
Mostly clear, with a low around 70. South wind 7 to 9 mph.
Tuesday
Sunny, with a high near 95. Southwest wind 6 to 9 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind 5 to 7 mph.
Wednesday
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 90%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 77. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 55.
Friday
Partly sunny, with a high near 66. Breezy.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Sunny, with a high near 61.
Saturday Night
Clear, with a low around 37.
Sunday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Edwardsville IL
 38.79°N 90°W (Elev. 551 ft)
Last Update:
10:16 pm CDT Oct 11, 2026
Forecast Valid:
12am CDT Oct 12, 2026-6pm CDT Oct 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