11NM N Grand Isle LA

Marine Point Forecast

[NOTICE]
    • Tonight

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

      Low: 42 °F

      Light Wind
      < 1ft

    • Monday

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

      High: 56 °F

      Light Wind
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Increasing clouds. Seas 1 ft or less.

      Low: 50 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:S wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

      High: 62 °F

      S 10kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SSW wind around 10 kt becoming WSW after midnight. Showers likely, mainly after midnight.   Seas 1 ft or less.

      Low: 54 °F

      SW 10kt
      < 1ft

    • Wednesday

      Wednesday:W wind 10 to 15 kt becoming N in the morning. Winds could gust as high as 20 kt. Showers likely, mainly before noon.   Seas 1 ft or less.

      High: 59 °F

      N 15kt
      < 1ft

    • Wednesday Night

      Wednesday Night:N wind 15 to 20 kt. Partly cloudy. Seas around 1 ft.

      Low: 40 °F

      N 20kt
      1ft

    • Thursday

      Thursday:N wind 10 to 15 kt, with gusts as high as 25 kt. Sunny. Seas 1 ft or less.

      High: 52 °F

      N 15kt
      < 1ft

    • Thursday Night

      Thursday Night:NNW wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.

      Low: 43 °F

      NNW 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:38 pm CST Feb 1, 2026
Forecast Valid: 6pm CST Feb 1, 2026-6pm CST Feb 8, 2026

View Nearby Observations

Detailed Forecast


Tonight
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
Variable winds 5 kt or less. Increasing clouds. Seas 1 ft or less.
Tuesday
S wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.
Tuesday Night
SSW wind around 10 kt becoming WSW after midnight. Showers likely, mainly after midnight. Seas 1 ft or less.
Wednesday
W wind 10 to 15 kt becoming N in the morning. Winds could gust as high as 20 kt. Showers likely, mainly before noon. Seas 1 ft or less.
Wednesday Night
N wind 15 to 20 kt. Partly cloudy. Seas around 1 ft.
Thursday
N wind 10 to 15 kt, with gusts as high as 25 kt. Sunny. Seas 1 ft or less.
Thursday Night
NNW wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.

*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: 29.44°N 89.98°W
Last Update: 4:38 pm CST Feb 1, 2026
Forecast Valid: 6pm CST Feb 1, 2026-6pm CST Feb 8, 2026
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