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Brownsville, TX Local Forecast Office

5NM NW Port Isabel TX

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:ESE wind around 15 kt. Sunny. Seas 1 ft or less.

      High: 86 °F

      ESE 15kt
      < 1ft

    • Tonight

      Tonight:SE wind 10 to 14 kt. Mostly clear. Seas 1 ft or less.

      Low: 80 °F

      SE 14kt
      < 1ft

    • Wednesday

      Wednesday:ESE wind 10 to 14 kt. Sunny. Seas 1 ft or less.

      High: 86 °F

      ESE 14kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SE wind 8 to 13 kt. Mostly clear. Seas 1 ft or less.

      Low: 80 °F

      SE 13kt
      < 1ft

    • Thursday

      Thursday:ESE wind 6 to 14 kt. Sunny. Seas 1 ft or less.

      High: 86 °F

      ESE 14kt
      < 1ft

    • Thursday Night

      Thursday Night:SE wind 7 to 13 kt. Mostly clear. Seas 1 ft or less.

      Low: 80 °F

      SE 13kt
      < 1ft

    • Friday

      Friday:SE wind 6 to 14 kt. Sunny. Seas 1 ft or less.

      High: 86 °F

      SE 14kt
      < 1ft

    • Friday Night

      Friday Night:SE wind 8 to 13 kt. Mostly clear. Seas 1 ft or less.

      Low: 80 °F

      SE 13kt
      < 1ft

    • Independence Day

      Independence Day:SE wind 7 to 15 kt. Sunny. Seas 1 ft or less.

      High: 88 °F

      SE 15kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:45 pm CDT Jun 30, 2026
Forecast Valid: 12pm CDT Jun 30, 2026-6pm CDT Jul 6, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
ESE wind around 15 kt. Sunny. Seas 1 ft or less.
Tonight
SE wind 10 to 14 kt. Mostly clear. Seas 1 ft or less.
Wednesday
ESE wind 10 to 14 kt. Sunny. Seas 1 ft or less.
Wednesday Night
SE wind 8 to 13 kt. Mostly clear. Seas 1 ft or less.
Thursday
ESE wind 6 to 14 kt. Sunny. Seas 1 ft or less.
Thursday Night
SE wind 7 to 13 kt. Mostly clear. Seas 1 ft or less.
Friday
SE wind 6 to 14 kt. Sunny. Seas 1 ft or less.
Friday Night
SE wind 8 to 13 kt. Mostly clear. Seas 1 ft or less.
Independence Day
SE wind 7 to 15 kt. Sunny. Seas 1 ft or less.

*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: 26.15°N 97.29°W
Last Update: 12:45 pm CDT Jun 30, 2026
Forecast Valid: 12pm CDT Jun 30, 2026-6pm CDT Jul 6, 2026
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