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 >

17NM E Grand Isle LA

Marine Point Forecast

[NOTICE]
    • Today

      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.

      High: 82 °F

      ESE 10kt
      < 1ft

    • Tonight

      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.

      Low: 72 °F

      SE 10kt
      < 1ft

    • Saturday

      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.

      High: 83 °F

      S 10kt
      < 1ft

    • Saturday Night

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

      Low: 72 °F

      Light Wind
      < 1ft

    • Sunday

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

      High: 83 °F

      Light Wind
      < 1ft

    • Sunday Night

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

      Low: 72 °F

      Light Wind
      < 1ft

    • Monday

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

      High: 84 °F

      NNW 10kt
      1ft

    • Monday Night

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

      Low: 67 °F

      N 15kt
      1ft

    • Tuesday

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

      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:

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