Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A couple of frontal boundaries will move east and south from the Plains to the Gulf and Atlantic coastlines. These boundaries will focus showers and thunderstorms through the weekend, with scattered severe thunderstorms from the Southern Plains and across the Gulf Coast states. Locally heavy rainfall may also occur, which may be welcome news across drought areas. Meanwhile, heat spreads westward. Read More >

For More Weather Information:

New Orleans/Baton Rouge, LA Local Forecast Office

17NM E Grand Isle LA

Marine Point Forecast

[NOTICE]

Today
High: 82 °F
ESE 10kt
< 1ft
Tonight
Low: 72 °F
SE 10kt
< 1ft
Saturday
High: 83 °F
S 10kt
< 1ft
Saturday Night
Low: 72 °F
Light Wind
< 1ft
Sunday
High: 83 °F
Light Wind
< 1ft
Sunday Night
Low: 72 °F
Light Wind
< 1ft
Monday
High: 84 °F
NNW 10kt
1ft
Monday Night
Low: 67 °F
N 15kt
1ft
Tuesday
High: 78 °F
NE 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:21 am CDT May 8, 2026
Forecast Valid: 9am CDT May 8, 2026-6pm CDT May 14, 2026

View Nearby Observations

Detailed Forecast

Today

E wind 5 to 10 kt becoming SE in the afternoon. A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms after 4pm. Seas 1 ft or less.

Tonight

SE wind 5 to 10 kt. A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 4am, then a slight chance of showers and thunderstorms after 4am. Seas 1 ft or less.

Saturday

S wind 5 to 10 kt. A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm after 11am. Seas 1 ft or less.

Saturday Night

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

Sunday

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

Sunday Night

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

Monday

WNW wind 5 to 10 kt becoming N in the afternoon. A chance of showers and thunderstorms before 1pm. Seas around 1 ft.

Monday Night

N wind 5 to 15 kt. Partly cloudy. Seas around 1 ft.

Tuesday

NE wind 5 to 10 kt. Sunny. Seas 1 ft or less.

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.