For More Weather Information:

Brownsville, TX Local Forecast Office

2NM N Port Isabel TX

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:N wind around 17 kt. Sunny. Seas 1 ft or less.

      High: 67 °F

      N 17kt
      < 1ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:NNE wind 9 to 14 kt becoming variable and less than 5 kt after midnight. Clear. Seas 1 ft or less.

      Low: 59 °F

      NNE 14kt⇓
      < 1ft

      Small Craft Advisory
      Small Craft Advisory

    • Friday

      Friday:Variable winds less than 5 kt becoming ESE 5 to 10 kt in the afternoon. Sunny. Seas 1 ft or less.

      High: 72 °F

      ⇑ESE 10kt
      < 1ft

    • Friday Night

      Friday Night:SSE wind 9 to 11 kt. Mostly clear. Seas 1 ft or less.

      Low: 66 °F

      SSE 11kt
      < 1ft

    • Saturday

      Saturday:SSE wind 9 to 16 kt. Sunny. Seas 1 ft or less.

      High: 77 °F

      SSE 16kt
      < 1ft

    • Saturday Night

      Saturday Night:SSE wind 14 to 16 kt. Mostly clear. Seas 1 ft or less.

      Low: 71 °F

      SSE 16kt
      < 1ft

    • Sunday

      Sunday:S wind 16 to 19 kt. Sunny. Seas 1 ft or less.

      High: 80 °F

      S 19kt
      < 1ft

    • Sunday Night

      Sunday Night:SSE wind 15 to 20 kt becoming N 21 to 26 kt after midnight. Mostly cloudy. Seas 1 ft or less.

      Low: 59 °F

      ⇑N 26kt
      < 1ft

    • Monday

      Monday:N wind 21 to 29 kt. Mostly sunny. Seas 1 ft or less.

      High: 63 °F

      N 29kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:18 pm CDT Mar 12, 2026
Forecast Valid: 4pm CDT Mar 12, 2026-6pm CDT Mar 18, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
N wind around 17 kt. Sunny. Seas 1 ft or less.
Tonight
NNE wind 9 to 14 kt becoming variable and less than 5 kt after midnight. Clear. Seas 1 ft or less.
Friday
Variable winds less than 5 kt becoming ESE 5 to 10 kt in the afternoon. Sunny. Seas 1 ft or less.
Friday Night
SSE wind 9 to 11 kt. Mostly clear. Seas 1 ft or less.
Saturday
SSE wind 9 to 16 kt. Sunny. Seas 1 ft or less.
Saturday Night
SSE wind 14 to 16 kt. Mostly clear. Seas 1 ft or less.
Sunday
S wind 16 to 19 kt. Sunny. Seas 1 ft or less.
Sunday Night
SSE wind 15 to 20 kt becoming N 21 to 26 kt after midnight. Mostly cloudy. Seas 1 ft or less.
Monday
N wind 21 to 29 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 26.11°N 97.24°W
Last Update: 4:18 pm CDT Mar 12, 2026
Forecast Valid: 4pm CDT Mar 12, 2026-6pm CDT Mar 18, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data