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4NM ENE Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 10:00 am CDT Jun 17, 2026
Forecast Valid: 10am CDT Jun 17, 2026-6pm CDT Jun 23, 2026

Today

SW wind 9 to 15 kt becoming SSE in the afternoon. Sunny. Seas around 2 ft.

Tonight

S wind 16 to 18 kt. Partly cloudy. Seas 2 to 3 ft.

Thursday

SSE wind around 19 kt. Sunny. Seas around 2 ft.

Thursday Night

SSE wind 17 to 20 kt. Partly cloudy. Seas around 4 ft.

Juneteenth

SSE wind 16 to 18 kt. Mostly sunny. Seas 2 to 3 ft.

Friday Night

SE wind around 16 kt. Mostly cloudy. Seas 2 to 4 ft.

Saturday

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

Saturday Night

SSE wind 14 to 18 kt. Partly cloudy. Seas 2 to 4 ft.

Sunday

SSE wind 19 to 21 kt. Mostly sunny. Seas 2 to 4 ft.

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.