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Brownsville, TX Local Forecast Office

4NM ENE Port Isabel TX

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:SSE wind 10 to 16 kt. Mostly sunny. Seas 1 to 2 ft.

      High: 75 °F

      SSE 16kt
      1-2ft

    • Tuesday Night

      Tuesday Night:SE wind 13 to 15 kt. Increasing clouds. Seas around 2 ft.

      Low: 72 °F

      SE 15kt
      2ft

    • Wednesday

      Wednesday:SE wind 12 to 17 kt. Cloudy through mid morning, then gradual clearing. Seas 2 to 3 ft.

      High: 76 °F

      SE 17kt
      2-3ft

    • Wednesday Night

      Wednesday Night:SSE wind 12 to 16 kt. Mostly cloudy. Seas around 2 ft.

      Low: 71 °F

      SSE 16kt
      2ft

    • Thursday

      Thursday:SSE wind 12 to 17 kt. Mostly sunny. Seas around 2 ft.

      High: 76 °F

      SSE 17kt
      2ft

    • Thursday Night

      Thursday Night:SSE wind 15 to 17 kt. Partly cloudy. Seas 2 to 3 ft.

      Low: 72 °F

      SSE 17kt
      2-3ft

    • Friday

      Friday:SSE wind 16 to 18 kt. Partly sunny. Seas around 2 ft.

      High: 76 °F

      SSE 18kt
      2ft

    • Friday Night

      Friday Night:SE wind 12 to 15 kt. Mostly cloudy. Seas 2 to 3 ft.

      Low: 72 °F

      SE 15kt
      2-3ft

    • Saturday

      Saturday:SE wind 12 to 15 kt. A slight chance of showers.   Seas around 2 ft.

      High: 76 °F

      SE 15kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:00 am CST Mar 3, 2026
Forecast Valid: 3am CST Mar 3, 2026-6pm CDT Mar 9, 2026

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Detailed Forecast


Tuesday
SSE wind 10 to 16 kt. Mostly sunny. Seas 1 to 2 ft.
Tuesday Night
SE wind 13 to 15 kt. Increasing clouds. Seas around 2 ft.
Wednesday
SE wind 12 to 17 kt. Cloudy through mid morning, then gradual clearing. Seas 2 to 3 ft.
Wednesday Night
SSE wind 12 to 16 kt. Mostly cloudy. Seas around 2 ft.
Thursday
SSE wind 12 to 17 kt. Mostly sunny. Seas around 2 ft.
Thursday Night
SSE wind 15 to 17 kt. Partly cloudy. Seas 2 to 3 ft.
Friday
SSE wind 16 to 18 kt. Partly sunny. Seas around 2 ft.
Friday Night
SE wind 12 to 15 kt. Mostly cloudy. Seas 2 to 3 ft.
Saturday
SE wind 12 to 15 kt. A slight chance of showers. Seas around 2 ft.

*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: 3:00 am CST Mar 3, 2026
Forecast Valid: 3am CST Mar 3, 2026-6pm CDT Mar 9, 2026
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