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Brownsville, TX Local Forecast Office

5NM NW Port Isabel TX

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:SSE wind around 10 kt. Mostly cloudy. Seas 1 ft or less.

      Low: 80 °F

      SSE 10kt
      < 1ft

    • Monday

      Monday:SSE wind 9 to 15 kt. Partly sunny. Seas 1 ft or less.

      High: 87 °F

      SSE 15kt
      < 1ft

    • Monday Night

      Monday Night:SSE wind 9 to 13 kt. Mostly cloudy. Seas 1 ft or less.

      Low: 80 °F

      SSE 13kt
      < 1ft

    • Tuesday

      Tuesday:SSE wind 9 to 16 kt. Mostly sunny. Seas 1 ft or less.

      High: 87 °F

      SSE 16kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SE wind 11 to 14 kt. Partly cloudy. Seas 1 ft or less.

      Low: 80 °F

      SE 14kt
      < 1ft

    • Wednesday

      Wednesday:SSE wind 10 to 15 kt. Sunny. Seas 1 ft or less.

      High: 87 °F

      SSE 15kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SSE wind 10 to 14 kt. Mostly clear. Seas 1 ft or less.

      Low: 79 °F

      SSE 14kt
      < 1ft

    • Thursday

      Thursday:SSE wind 9 to 14 kt. Sunny. Seas 1 ft or less.

      High: 87 °F

      SSE 14kt
      < 1ft

    • Thursday Night

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

      Low: 79 °F

      SE 13kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:45 am CDT Jul 14, 2025
Forecast Valid: 12am CDT Jul 14, 2025-6pm CDT Jul 20, 2025

View Nearby Observations

Detailed Forecast


Overnight
SSE wind around 10 kt. Mostly cloudy. Seas 1 ft or less.
Monday
SSE wind 9 to 15 kt. Partly sunny. Seas 1 ft or less.
Monday Night
SSE wind 9 to 13 kt. Mostly cloudy. Seas 1 ft or less.
Tuesday
SSE wind 9 to 16 kt. Mostly sunny. Seas 1 ft or less.
Tuesday Night
SE wind 11 to 14 kt. Partly cloudy. Seas 1 ft or less.
Wednesday
SSE wind 10 to 15 kt. Sunny. Seas 1 ft or less.
Wednesday Night
SSE wind 10 to 14 kt. Mostly clear. Seas 1 ft or less.
Thursday
SSE wind 9 to 14 kt. Sunny. Seas 1 ft or less.
Thursday Night
SE wind 8 to 13 kt. Mostly clear. 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 am CDT Jul 14, 2025
Forecast Valid: 12am CDT Jul 14, 2025-6pm CDT Jul 20, 2025
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