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4NM ENE Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 9:00 pm CST Dec 15, 2025
Forecast Valid: 9pm CST Dec 15, 2025-6pm CST Dec 22, 2025

Tonight

NE wind 6 to 9 kt becoming ESE after midnight. Mostly cloudy. Seas 2 to 3 ft.

Tuesday

ESE wind 9 to 14 kt. Partly sunny. Seas 2 to 3 ft.

Tuesday Night

SE wind 10 to 12 kt. A slight chance of showers, then a chance of showers and thunderstorms after midnight. Seas 2 to 3 ft.

Wednesday

SE wind around 10 kt. Showers likely and possibly a thunderstorm. Seas 1 to 3 ft.

Wednesday Night

SE wind around 9 kt becoming S after midnight. A chance of showers before midnight. Seas around 2 ft.

Thursday

S wind around 8 kt. Sunny. Seas 1 to 2 ft.

Thursday Night

SSE wind 7 to 9 kt becoming NNE in the evening. Partly cloudy. Seas 1 to 2 ft.

Friday

NNE wind 7 to 9 kt. Mostly sunny. Seas around 2 ft.

Friday Night

ENE wind around 8 kt becoming S after midnight. Partly cloudy. Seas around 2 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.