For More Weather Information:

5NM NW Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 11:18 am CDT Jun 27, 2026
Forecast Valid: 11am CDT Jun 27, 2026-6pm CDT Jul 3, 2026

Today

SE wind around 18 kt. Sunny. Seas 1 ft or less.

Tonight

SSE wind 14 to 18 kt. Mostly clear. Seas 1 ft or less.

Sunday

SSE wind 14 to 19 kt. Sunny. Seas 1 ft or less.

Sunday Night

SE wind 16 to 18 kt. Clear during the early evening, then becoming mostly cloudy. Seas 1 ft or less.

Monday

SSE wind 15 to 18 kt. Sunny. Seas 1 ft or less.

Monday Night

SE wind 11 to 17 kt. Mostly clear. Seas 1 ft or less.

Tuesday

SE wind 10 to 15 kt. Sunny. Seas 1 ft or less.

Tuesday Night

SE wind 8 to 13 kt. Mostly clear. Seas 1 ft or less.

Wednesday

ESE wind 7 to 15 kt. Sunny. 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.