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Severe Thunderstorms in the Southeast U.S; Flash Flooding Threat for the Northern Gulf Coast

Severe thunderstorms are expected across portions of the Southeast and Carolinas today where a Slight Risk (Level 2 of 5) has been issued. A Slight Risk Excessive Rainfall Outlook (Level 2 of 4) has been issued for part of the northern Gulf Coast today due to the threat of flash, urban, and riverine flooding. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

78°F

26°C

Humidity 64%
Wind Speed SE 6 mph
Barometer 29.87 in (1010.7 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 May 8:54 pm CDT
Extended Forecast for

Chesterfield MO

  • Tonight

    Tonight: Mostly clear, with a low around 70. South wind 5 to 7 mph, with gusts as high as 21 mph.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. South wind 7 to 9 mph, with gusts as high as 21 mph.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 67. South wind around 7 mph.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. South wind 8 to 17 mph, with gusts as high as 32 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. South wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers. Mostly sunny, with a high near 81.

    High: 81 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 70. South wind 5 to 7 mph, with gusts as high as 21 mph.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. South wind 7 to 9 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 67. South wind around 7 mph.
Tuesday
Sunny, with a high near 93. South wind 8 to 17 mph, with gusts as high as 32 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. South wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 83. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 59.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 81.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Friday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Chesterfield MO
 38.65°N 90.57°W (Elev. 512 ft)
Last Update:
8:37 pm CDT May 19, 2024
Forecast Valid:
9pm CDT May 19, 2024-6pm CDT May 26, 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