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Brownsville, TX Local Forecast Office

5NM NW Port Isabel TX

Marine Point Forecast

[NOTICE]
    • Wednesday

      Wednesday:SSE wind 11 to 16 kt. Sunny. Seas 1 ft or less.

      High: 88 °F

      SSE 16kt
      < 1ft

    • Wednesday Night

      Wednesday Night:S wind 9 to 14 kt. Increasing clouds. Seas 1 ft or less.

      Low: 80 °F

      S 14kt
      < 1ft

    • Thursday

      Thursday:ESE wind 8 to 13 kt. Sunny. Seas 1 ft or less.

      High: 86 °F

      ESE 13kt
      < 1ft

    • Thursday Night

      Thursday Night:SE wind 7 to 12 kt. Partly cloudy. Seas 1 ft or less.

      Low: 78 °F

      SE 12kt
      < 1ft

    • Friday

      Friday:SE wind 5 to 13 kt. Mostly sunny. Seas 1 ft or less.

      High: 87 °F

      SE 13kt
      < 1ft

    • Friday Night

      Friday Night:SE wind 9 to 12 kt. Partly cloudy. Seas 1 ft or less.

      Low: 78 °F

      SE 12kt
      < 1ft

    • Saturday

      Saturday:SSE wind 9 to 15 kt. Sunny. Seas 1 ft or less.

      High: 88 °F

      SSE 15kt
      < 1ft

    • Saturday Night

      Saturday Night:SE wind 10 to 13 kt. Partly cloudy. Seas 1 ft or less.

      Low: 80 °F

      SE 13kt
      < 1ft

    • Sunday

      Sunday:SSE wind 9 to 15 kt. Mostly sunny. Seas 1 ft or less.

      High: 88 °F

      SSE 15kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:30 am CDT Jul 16, 2025
Forecast Valid: 1am CDT Jul 16, 2025-6pm CDT Jul 22, 2025

View Nearby Observations

Detailed Forecast


Wednesday
SSE wind 11 to 16 kt. Sunny. Seas 1 ft or less.
Wednesday Night
S wind 9 to 14 kt. Increasing clouds. Seas 1 ft or less.
Thursday
ESE wind 8 to 13 kt. Sunny. Seas 1 ft or less.
Thursday Night
SE wind 7 to 12 kt. Partly cloudy. Seas 1 ft or less.
Friday
SE wind 5 to 13 kt. Mostly sunny. Seas 1 ft or less.
Friday Night
SE wind 9 to 12 kt. Partly cloudy. Seas 1 ft or less.
Saturday
SSE wind 9 to 15 kt. Sunny. Seas 1 ft or less.
Saturday Night
SE wind 10 to 13 kt. Partly cloudy. Seas 1 ft or less.
Sunday
SSE wind 9 to 15 kt. Mostly 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: 1:30 am CDT Jul 16, 2025
Forecast Valid: 1am CDT Jul 16, 2025-6pm CDT Jul 22, 2025
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