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Brownsville, TX Local Forecast Office

4NM ENE Port Isabel TX

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:SSE wind 10 to 12 kt. A slight chance of showers before 8am, then a slight chance of showers after 4pm.   Seas 1 to 2 ft.

      High: 84 °F

      SSE 12kt
      1-2ft

    • Tuesday Night

      Tuesday Night:SE wind 9 to 11 kt. Partly cloudy. Seas 1 to 2 ft.

      Low: 80 °F

      SE 11kt
      1-2ft

    • Wednesday

      Wednesday:S wind 9 to 12 kt. A slight chance of showers and thunderstorms before 1pm.   Seas 1 to 2 ft.

      High: 84 °F

      S 12kt
      1-2ft

    • Wednesday Night

      Wednesday Night:SE wind around 12 kt. Partly cloudy. Seas 1 to 2 ft.

      Low: 80 °F

      SE 12kt
      1-2ft

    • Thursday

      Thursday:SSE wind 10 to 14 kt. Sunny. Seas 1 to 2 ft.

      High: 85 °F

      SSE 14kt
      1-2ft

    • Thursday Night

      Thursday Night:SSE wind around 15 kt. Mostly clear. Seas around 2 ft.

      Low: 80 °F

      SSE 15kt
      2ft

    • Friday

      Friday:SSE wind 14 to 17 kt. Sunny. Seas 2 to 3 ft.

      High: 84 °F

      SSE 17kt
      2-3ft

    • Friday Night

      Friday Night:SSE wind around 15 kt. Partly cloudy. Seas around 2 ft.

      Low: 80 °F

      SSE 15kt
      2ft

    • Saturday

      Saturday:SSE wind 13 to 16 kt. Mostly sunny. Seas 1 to 2 ft.

      High: 85 °F

      SSE 16kt
      1-2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:45 am CDT Jul 8, 2025
Forecast Valid: 1am CDT Jul 8, 2025-6pm CDT Jul 14, 2025

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Detailed Forecast


Tuesday
SSE wind 10 to 12 kt. A slight chance of showers before 8am, then a slight chance of showers after 4pm. Seas 1 to 2 ft.
Tuesday Night
SE wind 9 to 11 kt. Partly cloudy. Seas 1 to 2 ft.
Wednesday
S wind 9 to 12 kt. A slight chance of showers and thunderstorms before 1pm. Seas 1 to 2 ft.
Wednesday Night
SE wind around 12 kt. Partly cloudy. Seas 1 to 2 ft.
Thursday
SSE wind 10 to 14 kt. Sunny. Seas 1 to 2 ft.
Thursday Night
SSE wind around 15 kt. Mostly clear. Seas around 2 ft.
Friday
SSE wind 14 to 17 kt. Sunny. Seas 2 to 3 ft.
Friday Night
SSE wind around 15 kt. Partly cloudy. Seas around 2 ft.
Saturday
SSE wind 13 to 16 kt. Mostly sunny. 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: 1:45 am CDT Jul 8, 2025
Forecast Valid: 1am CDT Jul 8, 2025-6pm CDT Jul 14, 2025
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