Heavy Rainfall to Continue Through Tonight in Central Texas; Heat in the East, Interior Northwest, and Southwest

Isolated heavy rainfall will continue through tonight across portions of central Texas, though some relief from the heavy rain is expected on Tuesday. Heat and humidity will remain in place across the Eastern U.S. and interior Northwest U.S. over the next few days with widespread moderate to major Heat Risk. Dangerous heat will build into the Desert Southwest Tuesday through Thursday. Read More >

For More Weather Information:

New Orleans/Baton Rouge, LA Local Forecast Office

17NM E Grand Isle LA

Marine Point Forecast

[NOTICE]

Tuesday
High: 90 °F
Light Wind
< 1ft
Tuesday Night
Low: 81 °F
Light Wind
< 1ft
Wednesday
High: 90 °F
SW 10kt
< 1ft
Wednesday Night
Low: 81 °F
WSW 10kt
< 1ft
Thursday
High: 90 °F
SW 10kt
< 1ft
Thursday Night
Low: 81 °F
SW 10kt
< 1ft
Friday
High: 90 °F
S 10kt
< 1ft
Friday Night
Low: 81 °F
Light Wind
< 1ft
Saturday
High: 90 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:26 am CDT Jul 8, 2025
Forecast Valid: 2am CDT Jul 8, 2025-6pm CDT Jul 14, 2025

View Nearby Observations

Detailed Forecast

Tuesday

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly between 1pm and 3pm. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 4am. Seas 1 ft or less.

Wednesday

W wind 5 to 10 kt becoming SW in the afternoon. A slight chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then showers and thunderstorms likely after 1pm. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

Wednesday Night

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

Thursday

SW wind 5 to 10 kt. Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Seas 1 ft or less.

Thursday Night

SW wind 5 to 10 kt. A chance of showers and thunderstorms, mainly after 1am. Seas 1 ft or less.

Friday

S wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Seas 1 ft or less.

Friday Night

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

Saturday

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. 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.