For More Weather Information:

4NM ENE Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:45 pm CDT Jul 6, 2025
Forecast Valid: 8pm CDT Jul 6, 2025-6pm CDT Jul 13, 2025

Tonight

SSE wind 10 to 12 kt. Increasing clouds. Seas 1 to 2 ft.

Monday

SE wind 10 to 13 kt. Partly sunny. Seas 1 to 2 ft.

Monday Night

SE wind around 11 kt. Mostly cloudy. Seas 1 to 2 ft.

Tuesday

SE wind 10 to 12 kt. A slight chance of showers and thunderstorms. Seas 1 to 2 ft.

Tuesday Night

SE wind around 10 kt. Partly cloudy. Seas 1 to 2 ft.

Wednesday

SSE wind 9 to 12 kt. Mostly sunny. Seas 1 to 2 ft.

Wednesday Night

SE wind around 12 kt. Partly cloudy. Seas 1 to 2 ft.

Thursday

SSE wind 11 to 14 kt. Mostly sunny. Seas 1 to 2 ft.

Thursday Night

SSE wind around 14 kt. Mostly clear. Seas 1 to 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.