For More Weather Information:

Brownsville, TX Local Forecast Office

4NM ENE Port Isabel TX

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:SSE wind around 14 kt. Mostly clear. Seas around 2 ft.

      Low: 80 °F

      SSE 14kt
      2ft

    • Wednesday

      Wednesday:SSE wind 13 to 16 kt. Sunny. Seas around 2 ft.

      High: 85 °F

      SSE 16kt
      2ft

    • Wednesday Night

      Wednesday Night:SSE wind 11 to 14 kt. Increasing clouds. Seas around 2 ft.

      Low: 80 °F

      SSE 14kt
      2ft

    • Thursday

      Thursday:SE wind 9 to 12 kt. Sunny. Seas 1 to 2 ft.

      High: 85 °F

      SE 12kt
      1-2ft

    • Thursday Night

      Thursday Night:SSE wind 9 to 11 kt. Partly cloudy. Seas 1 to 2 ft.

      Low: 79 °F

      SSE 11kt
      1-2ft

    • Friday

      Friday:SE wind 7 to 12 kt. Mostly sunny. Seas 1 to 2 ft.

      High: 84 °F

      SE 12kt
      1-2ft

    • Friday Night

      Friday Night:SE wind around 11 kt. Partly cloudy. Seas 1 to 2 ft.

      Low: 81 °F

      SE 11kt
      1-2ft

    • Saturday

      Saturday:SSE wind 10 to 14 kt. Sunny. Seas 1 to 2 ft.

      High: 85 °F

      SSE 14kt
      1-2ft

    • Saturday Night

      Saturday Night:SE wind around 13 kt. Mostly clear. Seas around 2 ft.

      Low: 80 °F

      SE 13kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:33 am CDT Jul 16, 2025
Forecast Valid: 12am CDT Jul 16, 2025-6pm CDT Jul 22, 2025

View Nearby Observations

Detailed Forecast


Overnight
SSE wind around 14 kt. Mostly clear. Seas around 2 ft.
Wednesday
SSE wind 13 to 16 kt. Sunny. Seas around 2 ft.
Wednesday Night
SSE wind 11 to 14 kt. Increasing clouds. Seas around 2 ft.
Thursday
SE wind 9 to 12 kt. Sunny. Seas 1 to 2 ft.
Thursday Night
SSE wind 9 to 11 kt. Partly cloudy. Seas 1 to 2 ft.
Friday
SE wind 7 to 12 kt. Mostly sunny. Seas 1 to 2 ft.
Friday Night
SE wind around 11 kt. Partly cloudy. Seas 1 to 2 ft.
Saturday
SSE wind 10 to 14 kt. Sunny. Seas 1 to 2 ft.
Saturday Night
SE wind around 13 kt. Mostly clear. Seas around 2 ft.

*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: 26.11°N 97.16°W
Last Update: 12:33 am CDT Jul 16, 2025
Forecast Valid: 12am CDT Jul 16, 2025-6pm CDT Jul 22, 2025
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data