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.

Overcast

71°F

22°C

Humidity 56%
Wind Speed E 8 mph
Barometer 30.05 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 31 May 10:35 pm CDT
Extended Forecast for

Glen Carbon IL

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 64. Southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 64 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 74. Southeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 62. East wind around 6 mph becoming calm.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Southeast wind around 6 mph.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.

    High: 85 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.

    High: 85 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 64. Southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 74. Southeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 62. East wind around 6 mph becoming calm.
Sunday
Mostly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Southeast wind around 6 mph.
Monday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 64.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Glen Carbon IL
 38.74°N 89.94°W (Elev. 568 ft)
Last Update:
10:22 pm CDT May 31, 2024
Forecast Valid:
10pm CDT May 31, 2024-6pm CDT Jun 7, 2024
 
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