For More Weather Information:

4NM ENE Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 5:18 pm CDT Jun 29, 2026
Forecast Valid: 5pm CDT Jun 29, 2026-6pm CDT Jul 6, 2026

This Afternoon

SE wind around 17 kt. Sunny. Seas around 3 ft.

Tonight

SE wind 12 to 17 kt. Partly cloudy. Seas 2 to 3 ft.

Tuesday

SE wind 11 to 13 kt. Sunny. Seas around 2 ft.

Tuesday Night

SE wind around 14 kt. Mostly clear. Seas around 2 ft.

Wednesday

SE wind around 13 kt. Sunny. Seas around 2 ft.

Wednesday Night

SSE wind 10 to 13 kt. Mostly clear. Seas 1 to 2 ft.

Thursday

SE wind 10 to 13 kt. Sunny. Seas around 1 ft.

Thursday Night

SE wind 9 to 13 kt. Mostly clear. Seas around 2 ft.

Friday

SE wind 8 to 13 kt. Sunny. Seas around 1 ft.

*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.