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4NM ENE Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 11:30 am CDT Apr 29, 2026
Forecast Valid: 11am CDT Apr 29, 2026-6pm CDT May 5, 2026

Today

SSE wind around 18 kt. Sunny. Seas around 2 ft.

Tonight

SE wind 11 to 13 kt. Increasing clouds. Seas 2 to 3 ft.

Thursday

SE wind 11 to 15 kt. Partly sunny. Seas around 2 ft.

Thursday Night

ESE wind 12 to 14 kt. Mostly cloudy. Seas 2 to 3 ft.

Friday

SSE wind 12 to 15 kt. Mostly sunny. Seas around 2 ft.

Friday Night

SE wind 12 to 19 kt becoming N after midnight. A chance of showers and thunderstorms after 1am. Seas 2 to 3 ft.

Saturday

N wind around 23 kt. A chance of showers and thunderstorms. Seas 3 to 4 ft.

Saturday Night

NNE wind 12 to 22 kt. Mostly cloudy. Seas 6 ft subsiding to 2 ft.

Sunday

NNE wind 11 to 13 kt. Partly sunny. Seas around 2 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.