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

Hammond, Hammond Municipal Airport (KHDC)

Lat: 30.52°NLon: 90.42°WElev: 43ft.

Light Rain

76°F

24°C

Humidity 94%
Wind Speed S 3 mph
Barometer 29.78 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 17 May 9:35 am CDT
Extended Forecast for

Ponchatoula LA

Flood Watch May 17, 09:56am until May 18, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch May 17, 09:56am until May 18, 07:00am

    NOW until 7:00am Sat

    Flood Watch

  • Today

    High: 87 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then showers and thunderstorms likely after 4am. Some of the storms could be severe. Mostly cloudy, with a low around 68. West wind around 5 mph becoming south in the evening. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 68 °F

    Severe
    Thunderstorms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 7am. Some of the storms could be severe. Mostly cloudy, then gradually becoming sunny, with a high near 86. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Severe
    Thunderstorms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. South wind around 5 mph becoming calm.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90. Calm wind becoming north around 5 mph in the afternoon.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. South wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a high near 87. Southwest wind around 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then showers and thunderstorms likely after 4am. Some of the storms could be severe. Mostly cloudy, with a low around 68. West wind around 5 mph becoming south in the evening. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers and thunderstorms likely, mainly before 7am. Some of the storms could be severe. Mostly cloudy, then gradually becoming sunny, with a high near 86. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Mostly clear, with a low around 67. South wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 90. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 69. Calm wind.
Monday
Sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 69. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90. Light south wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 71. South wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 92. South wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 72. South wind 5 to 10 mph.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light south wind increasing to 5 to 10 mph in the morning.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Ponchatoula LA
 30.46°N 90.44°W
Last Update:
8:36 am CDT May 17, 2024
Forecast Valid:
9am CDT May 17, 2024-6pm CDT May 23, 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