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

Small Craft Advisory until May 18, 12:00 PM CDT

For More Weather Information:

New Orleans/Baton Rouge, LA Local Forecast Office

24NM WSW Grand Isle LA

Marine Point Forecast

[NOTICE]

This Afternoon
High: 81 °F
WSW 10kt
1ft

Small Craft Advisory
Tonight
Low: 73 °F
W 15kt
1ft

Small Craft Advisory
Saturday
High: 78 °F
NW 20kt⇓
1ft

Small Craft Advisory
Saturday Night
Low: 76 °F
Light Wind
< 1ft
Sunday
High: 82 °F
Light Wind
< 1ft
Sunday Night
Low: 76 °F
Light Wind
< 1ft
Monday
High: 80 °F
Light Wind
< 1ft
Monday Night
Low: 77 °F
SE 10kt
< 1ft
Tuesday
High: 81 °F
SE 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:15 pm CDT May 17, 2024
Forecast Valid: 3pm CDT May 17, 2024-6pm CDT May 24, 2024

View Nearby Observations

Detailed Forecast

This Afternoon

WSW wind around 10 kt. Mostly cloudy. Seas around 1 ft.

Tonight

SW wind 10 to 15 kt becoming S after midnight. Winds could gust as high as 20 kt. A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then showers and thunderstorms likely after 4am. Some of the storms could be severe. Seas around 1 ft.

Saturday

NW wind 15 to 20 kt becoming S 10 to 15 kt in the afternoon. Showers and thunderstorms, mainly before noon. Some of the storms could be severe. Seas around 1 ft.

Saturday Night

Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 7pm. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Monday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Monday Night

SE wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.

Tuesday

SE wind around 10 kt. Sunny. Seas around 1 ft.

Winds and seas higher in and near thunderstorms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.