17NM E Grand Isle LA

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:ENE wind around 15 kt becoming ESE after midnight. Mostly cloudy. Seas around 1 ft.

      Low: 56 °F

      ESE 15kt
      1ft

    • Saturday

      Saturday:SE wind 10 to 15 kt. Partly sunny. Seas around 1 ft.

      High: 71 °F

      SE 15kt
      1ft

    • Saturday Night

      Saturday Night:SE wind 5 to 10 kt. Partly cloudy. Seas 1 ft or less.

      Low: 64 °F

      SE 10kt
      < 1ft

    • Sunday

      Sunday:SE wind 5 to 10 kt becoming NE in the afternoon. A slight chance of showers after noon.   Seas 1 ft or less.

      High: 73 °F

      NE 10kt
      < 1ft

    • Sunday Night

      Sunday Night:NE wind 10 to 15 kt. A slight chance of showers before midnight.   Seas 1 ft or less.

      Low: 60 °F

      NE 15kt
      < 1ft

    • Monday

      Monday:NE wind 10 to 15 kt becoming ESE in the afternoon. A chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm.   Seas 1 ft or less.

      High: 73 °F

      NE 15kt
      < 1ft

    • Monday Night

      Monday Night:ESE wind 10 to 15 kt becoming WNW after midnight. Showers and possibly a thunderstorm.   Seas 1 ft or less.

      Low: 59 °F

      W 15kt
      < 1ft

    • Tuesday

      Tuesday:WNW wind around 15 kt becoming N in the afternoon. A chance of showers.   Seas 1 ft or less.

      High: 68 °F

      NW 15kt
      < 1ft

    • Tuesday Night

      Tuesday Night:N wind 10 to 15 kt. Partly cloudy. Seas 1 ft or less.

      Low: 50 °F

      N 15kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:42 pm CST Nov 28, 2025
Forecast Valid: 10pm CST Nov 28, 2025-6pm CST Dec 5, 2025

View Nearby Observations

Detailed Forecast


Tonight
ENE wind around 15 kt becoming ESE after midnight. Mostly cloudy. Seas around 1 ft.
Saturday
SE wind 10 to 15 kt. Partly sunny. Seas around 1 ft.
Saturday Night
SE wind 5 to 10 kt. Partly cloudy. Seas 1 ft or less.
Sunday
SE wind 5 to 10 kt becoming NE in the afternoon. A slight chance of showers after noon. Seas 1 ft or less.
Sunday Night
NE wind 10 to 15 kt. A slight chance of showers before midnight. Seas 1 ft or less.
Monday
NE wind 10 to 15 kt becoming ESE in the afternoon. A chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Seas 1 ft or less.
Monday Night
ESE wind 10 to 15 kt becoming WNW after midnight. Showers and possibly a thunderstorm. Seas 1 ft or less.
Tuesday
WNW wind around 15 kt becoming N in the afternoon. A chance of showers. Seas 1 ft or less.
Tuesday Night
N wind 10 to 15 kt. Partly cloudy. Seas 1 ft or less.

Winds and seas higher in and near thunderstorms.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 29.29°N 89.67°W
Last Update: 9:42 pm CST Nov 28, 2025
Forecast Valid: 10pm CST Nov 28, 2025-6pm CST Dec 5, 2025
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