For More Weather Information:

Brownsville, TX Local Forecast Office

5NM NW Port Isabel TX

Marine Point Forecast

[NOTICE]
    • Monday

      Monday:SE wind 5 to 10 kt increasing to 11 to 16 kt in the afternoon. Sunny. Seas 1 ft or less.

      High: 89 °F

      ⇑SE 16kt
      < 1ft

    • Monday Night

      Monday Night:SSE wind 9 to 14 kt. Mostly clear. Seas 1 ft or less.

      Low: 81 °F

      SSE 14kt
      < 1ft

    • Tuesday

      Tuesday:SE wind 9 to 17 kt. Sunny. Seas 1 ft or less.

      High: 88 °F

      SE 17kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SE wind 9 to 14 kt. Mostly clear. Seas 1 ft or less.

      Low: 81 °F

      SE 14kt
      < 1ft

    • Wednesday

      Wednesday:SE wind 8 to 15 kt. Sunny. Seas 1 ft or less.

      High: 88 °F

      SE 15kt
      < 1ft

    • Wednesday Night

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

      Low: 81 °F

      SE 13kt
      < 1ft

    • Thursday

      Thursday:SSE wind 8 to 15 kt. Sunny. Seas 1 ft or less.

      High: 88 °F

      SSE 15kt
      < 1ft

    • Thursday Night

      Thursday Night:SSE wind 5 to 13 kt. Mostly clear. Seas 1 ft or less.

      Low: 80 °F

      SSE 13kt
      < 1ft

    • Friday

      Friday:ESE wind 5 to 13 kt. Sunny. Seas 1 ft or less.

      High: 89 °F

      ESE 13kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:30 am CDT Aug 3, 2026
Forecast Valid: 3am CDT Aug 3, 2026-6pm CDT Aug 9, 2026

View Nearby Observations

Detailed Forecast


Monday
SE wind 5 to 10 kt increasing to 11 to 16 kt in the afternoon. Sunny. Seas 1 ft or less.
Monday Night
SSE wind 9 to 14 kt. Mostly clear. Seas 1 ft or less.
Tuesday
SE wind 9 to 17 kt. Sunny. Seas 1 ft or less.
Tuesday Night
SE wind 9 to 14 kt. Mostly clear. Seas 1 ft or less.
Wednesday
SE wind 8 to 15 kt. Sunny. Seas 1 ft or less.
Wednesday Night
SE wind 8 to 13 kt. Mostly clear. Seas 1 ft or less.
Thursday
SSE wind 8 to 15 kt. Sunny. Seas 1 ft or less.
Thursday Night
SSE wind 5 to 13 kt. Mostly clear. Seas 1 ft or less.
Friday
ESE wind 5 to 13 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 26.15°N 97.29°W
Last Update: 3:30 am CDT Aug 3, 2026
Forecast Valid: 3am CDT Aug 3, 2026-6pm CDT Aug 9, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data