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4NM ENE Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 11:18 am CDT May 13, 2026
Forecast Valid: 11am CDT May 13, 2026-6pm CDT May 19, 2026

Today

Variable winds less than 5 kt becoming ENE 5 to 9 kt in the afternoon. Sunny. Seas around 1 ft.

Tonight

E wind 7 to 9 kt becoming S after midnight. Mostly clear. Seas 1 to 2 ft.

Thursday

S wind 7 to 14 kt becoming SE in the afternoon. Mostly sunny. Seas 1 to 2 ft.

Thursday Night

SE wind around 15 kt. Partly cloudy. Seas around 2 ft.

Friday

SSE wind 15 to 18 kt. Mostly sunny. Seas 2 to 3 ft.

Friday Night

SE wind 17 to 19 kt. Partly cloudy. Seas 2 to 3 ft.

Saturday

SE wind around 19 kt. Mostly sunny. Seas 2 to 3 ft.

Saturday Night

SSE wind 17 to 19 kt. Mostly cloudy. Seas 2 to 3 ft.

Sunday

SE wind 19 to 22 kt. Mostly cloudy. Seas 2 to 3 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.