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Brownsville, TX Local Forecast Office

7NM E Port Isabel TX

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:NNE wind around 10 kt. Showers likely and possibly a thunderstorm.   Seas around 3 ft.

      High: 84 °F

      NNE 10kt
      3ft

    • Tonight

      Tonight:NNE wind 8 to 11 kt. Showers and possibly a thunderstorm.   Seas around 3 ft.

      Low: 80 °F

      NNE 11kt
      3ft

    • Monday

      Monday:NNE wind 11 to 13 kt. Showers and possibly a thunderstorm.   Seas 3 to 4 ft.

      High: 83 °F

      NNE 13kt
      3-4ft

    • Monday Night

      Monday Night:NNE wind 11 to 14 kt. Showers and possibly a thunderstorm.   Seas 3 to 4 ft.

      Low: 80 °F

      NNE 14kt
      3-4ft

    • Tuesday

      Tuesday:N wind 13 to 15 kt. Showers and possibly a thunderstorm.   Seas 3 to 4 ft.

      High: 83 °F

      N 15kt
      3-4ft

    • Tuesday Night

      Tuesday Night:NNE wind 12 to 15 kt. A chance of showers and thunderstorms.   Seas 3 to 4 ft.

      Low: 81 °F

      NNE 15kt
      3-4ft

    • Wednesday

      Wednesday:N wind around 15 kt. Showers likely and possibly a thunderstorm.   Seas 3 to 4 ft.

      High: 84 °F

      N 15kt
      3-4ft

    • Wednesday Night

      Wednesday Night:NE wind 11 to 14 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.   Seas around 3 ft.

      Low: 81 °F

      NE 14kt
      3ft

    • Thursday

      Thursday:NNE wind around 14 kt. Showers likely and possibly a thunderstorm.   Seas around 3 ft.

      High: 84 °F

      NNE 14kt
      3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:45 pm CDT Oct 4, 2026
Forecast Valid: 3pm CDT Oct 4, 2026-6pm CDT Oct 10, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
NNE wind around 10 kt. Showers likely and possibly a thunderstorm. Seas around 3 ft.
Tonight
NNE wind 8 to 11 kt. Showers and possibly a thunderstorm. Seas around 3 ft.
Monday
NNE wind 11 to 13 kt. Showers and possibly a thunderstorm. Seas 3 to 4 ft.
Monday Night
NNE wind 11 to 14 kt. Showers and possibly a thunderstorm. Seas 3 to 4 ft.
Tuesday
N wind 13 to 15 kt. Showers and possibly a thunderstorm. Seas 3 to 4 ft.
Tuesday Night
NNE wind 12 to 15 kt. A chance of showers and thunderstorms. Seas 3 to 4 ft.
Wednesday
N wind around 15 kt. Showers likely and possibly a thunderstorm. Seas 3 to 4 ft.
Wednesday Night
NE wind 11 to 14 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Seas around 3 ft.
Thursday
NNE wind around 14 kt. Showers likely and possibly a thunderstorm. 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: 26.08°N 97.11°W
Last Update: 3:45 pm CDT Oct 4, 2026
Forecast Valid: 3pm CDT Oct 4, 2026-6pm CDT Oct 10, 2026
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