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Brownsville, TX Local Forecast Office

4NM ENE Port Isabel TX

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:SSE wind around 13 kt. A slight chance of showers and thunderstorms between 4am and 5am.   Seas 2 to 3 ft.

      Low: 82 °F

      SSE 13kt
      2-3ft

    • Sunday

      Sunday:SE wind 12 to 14 kt. A slight chance of showers and thunderstorms between 9am and 10am.   Seas around 2 ft.

      High: 85 °F

      SE 14kt
      2ft

    • Sunday Night

      Sunday Night:SE wind around 12 kt. A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am.   Seas around 2 ft.

      Low: 82 °F

      SE 12kt
      2ft

    • Monday

      Monday:SE wind 10 to 13 kt. A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm.   Seas 1 to 2 ft.

      High: 86 °F

      SE 13kt
      1-2ft

    • Monday Night

      Monday Night:SE wind around 12 kt. A slight chance of showers and thunderstorms after 1am.   Seas around 2 ft.

      Low: 82 °F

      SE 12kt
      2ft

    • Tuesday

      Tuesday:SSE wind 12 to 15 kt. A slight chance of showers and thunderstorms before 1pm.   Seas around 2 ft.

      High: 86 °F

      SSE 15kt
      2ft

    • Tuesday Night

      Tuesday Night:SSE wind around 15 kt. Mostly clear. Seas 2 to 3 ft.

      Low: 82 °F

      SSE 15kt
      2-3ft

    • Wednesday

      Wednesday:SSE wind 14 to 17 kt. A chance of showers and thunderstorms, mainly after 1pm.   Seas 2 to 3 ft.

      High: 85 °F

      SSE 17kt
      2-3ft

    • Wednesday Night

      Wednesday Night:SE wind 12 to 14 kt. A chance of showers and thunderstorms.   Seas around 3 ft.

      Low: 80 °F

      SE 14kt
      3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:48 am CDT Jun 15, 2025
Forecast Valid: 12am CDT Jun 15, 2025-6pm CDT Jun 21, 2025

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Detailed Forecast


Overnight
SSE wind around 13 kt. A slight chance of showers and thunderstorms between 4am and 5am. Seas 2 to 3 ft.
Sunday
SE wind 12 to 14 kt. A slight chance of showers and thunderstorms between 9am and 10am. Seas around 2 ft.
Sunday Night
SE wind around 12 kt. A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Seas around 2 ft.
Monday
SE wind 10 to 13 kt. A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Seas 1 to 2 ft.
Monday Night
SE wind around 12 kt. A slight chance of showers and thunderstorms after 1am. Seas around 2 ft.
Tuesday
SSE wind 12 to 15 kt. A slight chance of showers and thunderstorms before 1pm. Seas around 2 ft.
Tuesday Night
SSE wind around 15 kt. Mostly clear. Seas 2 to 3 ft.
Wednesday
SSE wind 14 to 17 kt. A chance of showers and thunderstorms, mainly after 1pm. Seas 2 to 3 ft.
Wednesday Night
SE wind 12 to 14 kt. A chance of showers and thunderstorms. Seas around 3 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: 12:48 am CDT Jun 15, 2025
Forecast Valid: 12am CDT Jun 15, 2025-6pm CDT Jun 21, 2025
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