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Brownsville, TX Local Forecast Office

4NM ENE Port Isabel TX

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSE wind 16 to 18 kt. Mostly clear. Seas 2 to 3 ft.

      Low: 82 °F

      SSE 18kt
      2-3ft

    • Saturday

      Saturday:SSE wind 16 to 18 kt. Sunny. Seas 2 to 3 ft.

      High: 85 °F

      SSE 18kt
      2-3ft

    • Saturday Night

      Saturday Night:SSE wind around 18 kt. Mostly clear. Seas 2 to 3 ft.

      Low: 82 °F

      SSE 18kt
      2-3ft

    • Sunday

      Sunday:SSE wind around 18 kt. Sunny. Seas 2 to 3 ft.

      High: 85 °F

      SSE 18kt
      2-3ft

    • Sunday Night

      Sunday Night:SE wind 16 to 19 kt. Partly cloudy. Seas 2 to 3 ft.

      Low: 82 °F

      SE 19kt
      2-3ft

    • Monday

      Monday:SSE wind around 17 kt. Sunny. Seas 2 to 3 ft.

      High: 85 °F

      SSE 17kt
      2-3ft

    • Monday Night

      Monday Night:SE wind 11 to 16 kt. Mostly clear. Seas 2 to 3 ft.

      Low: 81 °F

      SE 16kt
      2-3ft

    • Tuesday

      Tuesday:SE wind 11 to 13 kt. Sunny. Seas around 2 ft.

      High: 84 °F

      SE 13kt
      2ft

    • Tuesday Night

      Tuesday Night:SE wind 9 to 13 kt. Mostly clear. Seas 1 to 2 ft.

      Low: 81 °F

      SE 13kt
      1-2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:00 pm CDT Jun 26, 2026
Forecast Valid: 9pm CDT Jun 26, 2026-6pm CDT Jul 3, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT EXERCISE CAUTION...

Tonight
SSE wind 16 to 18 kt. Mostly clear. Seas 2 to 3 ft.
Saturday
SSE wind 16 to 18 kt. Sunny. Seas 2 to 3 ft.
Saturday Night
SSE wind around 18 kt. Mostly clear. Seas 2 to 3 ft.
Sunday
SSE wind around 18 kt. Sunny. Seas 2 to 3 ft.
Sunday Night
SE wind 16 to 19 kt. Partly cloudy. Seas 2 to 3 ft.
Monday
SSE wind around 17 kt. Sunny. Seas 2 to 3 ft.
Monday Night
SE wind 11 to 16 kt. Mostly clear. Seas 2 to 3 ft.
Tuesday
SE wind 11 to 13 kt. Sunny. Seas around 2 ft.
Tuesday Night
SE wind 9 to 13 kt. Mostly clear. Seas 1 to 2 ft.

Winds and seas higher in and near thunderstorms.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 26.11°N 97.16°W
Last Update: 9:00 pm CDT Jun 26, 2026
Forecast Valid: 9pm CDT Jun 26, 2026-6pm CDT Jul 3, 2026
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