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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 Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

72°F

22°C

Humidity 79%
Wind Speed SE 6 mph
Barometer 29.88 in (1011.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 20 May 1:53 am CDT
Extended Forecast for

Festus MO

  • Overnight

    Overnight: Mostly clear early, then becoming mostly cloudy, with a low around 68. Light south wind.

    Low: 68 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then becoming sunny, with a high near 87. Light south wind increasing to 5 to 9 mph in the morning.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. South wind around 6 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. South wind 6 to 14 mph, with gusts as high as 28 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Southwest wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Chance
    T-storms then
    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 85. Chance of precipitation is 60%.

    High: 85 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear early, then becoming mostly cloudy, with a low around 68. Light south wind.
Monday
Mostly cloudy through mid morning, then becoming sunny, with a high near 87. Light south wind increasing to 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 66. South wind around 6 mph.
Tuesday
Sunny, with a high near 92. South wind 6 to 14 mph, with gusts as high as 28 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Southwest wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Thursday Night
A 50 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 84.
Friday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.22°N 90.42°W (Elev. 499 ft)
Last Update:
12:37 am CDT May 20, 2024
Forecast Valid:
2am CDT May 20, 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