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.

Fair

55°F

13°C

Humidity 36%
Wind Speed S 14 mph
Barometer 30.25 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 29 Mar 9:45 am CDT
Extended Forecast for

Edwardsville IL

  • Today

    Today: Partly sunny, with a high near 69. East wind 6 to 15 mph becoming south in the morning. Winds could gust as high as 22 mph.

    High: 69 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 56. South wind around 11 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 82. South wind 11 to 17 mph, with gusts as high as 25 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. South wind around 16 mph, with gusts as high as 25 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain, then a chance of rain and thunderstorms after 10am. Partly sunny, with a high near 83. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.

    Low: 53 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain likely and possibly a thunderstorm before 1pm, then a chance of rain and thunderstorms after 1pm. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Chance
    T-storms then
    Rain Likely

  • Thursday

    Thursday: Rain likely and possibly a thunderstorm. Cloudy, with a high near 63. Chance of precipitation is 70%.

    High: 63 °F

    Rain Likely

Detailed Forecast

Today
Partly sunny, with a high near 69. East wind 6 to 15 mph becoming south in the morning. Winds could gust as high as 22 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 56. South wind around 11 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 82. South wind 11 to 17 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 65. South wind around 16 mph, with gusts as high as 25 mph.
Tuesday
A slight chance of rain, then a chance of rain and thunderstorms after 10am. Partly sunny, with a high near 83. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.
Wednesday
Rain likely and possibly a thunderstorm before 1pm, then a chance of rain and thunderstorms after 1pm. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Wednesday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Cloudy, with a low around 48. Chance of precipitation is 70%.
Thursday
Rain likely and possibly a thunderstorm. Cloudy, with a high near 63. Chance of precipitation is 70%.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 74.
Friday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
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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:
9:11 am CDT Mar 29, 2026
Forecast Valid:
9am CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation