17NM E Grand Isle LA

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSE wind 5 to 10 kt. A slight chance of showers and thunderstorms after 5am.   Seas 1 ft or less.

      Low: 82 °F

      SSE 10kt
      < 1ft

    • Saturday

      Saturday:Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly between 9am and 4pm.   Seas 1 ft or less.

      High: 93 °F

      Light Wind
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

      Low: 82 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1pm.   Seas 1 ft or less.

      High: 93 °F

      Light Wind
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.   Seas 1 ft or less.

      Low: 80 °F

      Light Wind
      < 1ft

    • Monday

      Monday:W wind 5 to 10 kt. Showers and possibly a thunderstorm before 10am, then showers and thunderstorms, mainly after 10am.   Seas 1 ft or less.

      High: 91 °F

      W 10kt
      < 1ft

    • Monday Night

      Monday Night:WSW wind 5 to 10 kt. A chance of showers and thunderstorms.   Seas 1 ft or less.

      Low: 80 °F

      WSW 10kt
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 1pm.   Seas 1 ft or less.

      High: 91 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1am.   Seas 1 ft or less.

      Low: 80 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:17 pm CDT Jul 10, 2026
Forecast Valid: 6pm CDT Jul 10, 2026-6pm CDT Jul 17, 2026

View Nearby Observations

Detailed Forecast


Tonight
SSE wind 5 to 10 kt. A slight chance of showers and thunderstorms after 5am. Seas 1 ft or less.
Saturday
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly between 9am and 4pm. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Sunday
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Seas 1 ft or less.
Monday
W wind 5 to 10 kt. Showers and possibly a thunderstorm before 10am, then showers and thunderstorms, mainly after 10am. Seas 1 ft or less.
Monday Night
WSW wind 5 to 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 1pm. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1am. 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: 5:17 pm CDT Jul 10, 2026
Forecast Valid: 6pm CDT Jul 10, 2026-6pm CDT Jul 17, 2026
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