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4NM ENE Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 11:21 pm CST Feb 4, 2026
Forecast Valid: 11pm CST Feb 4, 2026-6pm CST Feb 11, 2026

Overnight

NNE wind 16 to 18 kt. Mostly clear. Seas around 5 ft.

Thursday

N wind 8 to 15 kt. Sunny. Seas 3 to 4 ft.

Thursday Night

ENE wind 5 to 7 kt becoming SW after midnight. Clear. Seas 2 to 3 ft.

Friday

WSW wind 5 to 7 kt becoming SE in the afternoon. Sunny. Seas 1 to 2 ft.

Friday Night

SSE wind 5 to 8 kt becoming SW after midnight. Clear. Seas around 1 ft.

Saturday

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

Saturday Night

SSE wind 6 to 9 kt. Partly cloudy. Seas around 1 ft.

Sunday

SSE wind 6 to 11 kt. Mostly sunny. Seas around 1 ft.

Sunday Night

SSE wind 6 to 9 kt. Mostly cloudy. 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.