For More Weather Information:

5NM NW Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:47 pm CDT May 14, 2026
Forecast Valid: 2pm CDT May 14, 2026-6pm CDT May 20, 2026

This Afternoon

SE wind 13 to 15 kt. Sunny. Seas 1 ft or less.

Tonight

SSE wind around 14 kt. Partly cloudy. Seas 1 ft or less.

Friday

SSE wind 13 to 19 kt. Mostly cloudy, then gradually becoming sunny. Seas 1 ft or less.

Friday Night

SSE wind around 17 kt. Partly cloudy. Seas 1 ft or less.

Saturday

SE wind 14 to 19 kt. Mostly sunny. Seas 1 ft or less.

Saturday Night

SSE wind around 17 kt. Mostly cloudy. Seas 1 ft or less.

Sunday

SE wind around 19 kt. Partly sunny. Seas 1 ft or less.

Sunday Night

SE wind 16 to 18 kt, with gusts as high as 24 kt. Mostly cloudy. Seas 1 ft or less.

Monday

SE wind 16 to 20 kt. Mostly cloudy. Seas 1 ft or less.

*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.