National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Friday

Heavy to excessive rainfall is forecast for eastern Louisiana into central Alabama which could bring flash, urban, and riverine flooding Friday. Scattered severe thunderstorms with a few tornadoes, very large hail, and damaging winds are possible across parts of the Gulf Coast States Friday and Friday night. Read More >

Hazardous Weather Conditions

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Overcast

85°F

29°C

Humidity 77%
Wind Speed Vrbl 7 mph
Barometer 29.77 in (1008.2 mb)
Dewpoint 77°F (25°C)
Visibility 9.00 mi
Heat Index96°F (36°C)
Last update 17 May 2:53 pm CDT
Extended Forecast for

Mandeville LA

Flood Watch May 17, 03:36pm until May 18, 12:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch May 17, 03:36pm until May 18, 12:00pm

    NOW until 12:00pm Sat

    Flood Watch

  • This Afternoon

    High: 84 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Some of the storms could be severe. Mostly cloudy, with a low around 69. Southwest wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 69 °F

    Chance
    T-storms then
    Severe
    Thunderstorms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before noon. Some of the storms could be severe. Cloudy, then gradually becoming mostly sunny, with a high near 82. South wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 82 °F

    Severe
    Thunderstorms
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. South wind around 5 mph becoming calm.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. North wind around 5 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. Southeast wind around 5 mph.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. West wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Some of the storms could be severe. Mostly cloudy, with a low around 69. Southwest wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers and thunderstorms likely, mainly before noon. Some of the storms could be severe. Cloudy, then gradually becoming mostly sunny, with a high near 82. South wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Mostly clear, with a low around 70. South wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 89. North wind around 5 mph.
Sunday Night
Mostly clear, with a low around 71. Calm wind.
Monday
Sunny, with a high near 88. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 72. Southeast wind around 5 mph.
Tuesday
Sunny, with a high near 87. Southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 73. Southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 88. South wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 73. South wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 88. South wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 74. South wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 89. South wind 5 to 10 mph.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Mandeville LA
 30.38°N 90.1°W
Last Update:
3:15 pm CDT May 17, 2024
Forecast Valid:
3pm CDT May 17, 2024-6pm CDT May 24, 2024
 
Forecast Discussion
 
Get as KML Get as XML

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