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Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

81°F

27°C

Humidity 65%
Wind Speed SE 6 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 21 Sep 6:53 pm CDT
Extended Forecast for

Swansea IL

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Heavy Rain

  • Sunday

    Sunday: Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 82. North wind around 6 mph becoming southeast in the afternoon. Chance of precipitation is 90%.

    High: 82 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 66. West wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 74. North wind 3 to 6 mph. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 64. Light and variable wind. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.
Sunday
Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 82. North wind around 6 mph becoming southeast in the afternoon. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 66. West wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 70%.
Monday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 74. North wind 3 to 6 mph. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 64. Light and variable wind. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 60.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Swansea IL
 38.55°N 90.01°W (Elev. 548 ft)
Last Update:
6:22 pm CDT Sep 21, 2024
Forecast Valid:
7pm CDT Sep 21, 2024-6pm CDT Sep 28, 2024
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation