For More Weather Information:

5NM NW Port Isabel TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:30 am CDT Apr 13, 2026
Forecast Valid: 4am CDT Apr 13, 2026-6pm CDT Apr 19, 2026

Monday

SE wind 11 to 16 kt. Partly sunny. Seas 1 ft or less.

Monday Night

SE wind 12 to 14 kt. Partly cloudy. Seas 1 ft or less.

Tuesday

SSE wind 12 to 18 kt. Mostly cloudy, then gradually becoming sunny. Seas 1 ft or less.

Tuesday Night

SE wind 14 to 16 kt. Partly cloudy. Seas 1 ft or less.

Wednesday

SSE wind 14 to 18 kt. Partly sunny. Seas 1 ft or less.

Wednesday Night

SE wind around 13 kt. Mostly cloudy. Seas 1 ft or less.

Thursday

SE wind 10 to 17 kt. Mostly sunny. Seas 1 ft or less.

Thursday Night

SE wind around 15 kt, with gusts as high as 21 kt. Partly cloudy. Seas 1 ft or less.

Friday

SSE wind 15 to 21 kt, with gusts as high as 27 kt. Partly 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.