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Brownsville, TX Local Forecast Office

2NM N Port Isabel TX

Marine Point Forecast

[NOTICE]
    • Sunday

      Sunday:Variable winds less than 5 kt becoming ESE 8 to 13 kt in the morning. Sunny. Seas 1 ft or less.

      High: 87 °F

      ⇑ESE 13kt
      < 1ft

    • Sunday Night

      Sunday Night:SE wind 6 to 11 kt. Mostly clear. Seas 1 ft or less.

      Low: 82 °F

      SE 11kt
      < 1ft

    • Labor Day

      Labor Day:Variable winds less than 5 kt becoming ESE 8 to 13 kt in the morning. Sunny. Seas 1 ft or less.

      High: 87 °F

      ⇑ESE 13kt
      < 1ft

    • Monday Night

      Monday Night:SE wind 5 to 12 kt. Mostly clear. Seas 1 ft or less.

      Low: 82 °F

      SE 12kt
      < 1ft

    • Tuesday

      Tuesday:SE wind 5 to 13 kt. A slight chance of showers, with thunderstorms also possible after 10am.   Seas 1 ft or less.

      High: 87 °F

      SE 13kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SSE wind 5 to 11 kt. Partly cloudy. Seas 1 ft or less.

      Low: 82 °F

      SSE 11kt
      < 1ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming ESE 6 to 11 kt in the morning. A chance of showers and thunderstorms.   Seas 1 ft or less.

      High: 86 °F

      ⇑ESE 11kt
      < 1ft

    • Wednesday Night

      Wednesday Night:ESE wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.

      Low: 81 °F

      ESE 9kt⇓
      < 1ft

    • Thursday

      Thursday:Variable winds less than 5 kt becoming ESE 7 to 12 kt in the afternoon. A slight chance of showers and thunderstorms after 1pm.   Seas 1 ft or less.

      High: 87 °F

      ⇑ESE 12kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:18 am CDT Sep 6, 2026
Forecast Valid: 1am CDT Sep 6, 2026-6pm CDT Sep 12, 2026

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Detailed Forecast


Sunday
Variable winds less than 5 kt becoming ESE 8 to 13 kt in the morning. Sunny. Seas 1 ft or less.
Sunday Night
SE wind 6 to 11 kt. Mostly clear. Seas 1 ft or less.
Labor Day
Variable winds less than 5 kt becoming ESE 8 to 13 kt in the morning. Sunny. Seas 1 ft or less.
Monday Night
SE wind 5 to 12 kt. Mostly clear. Seas 1 ft or less.
Tuesday
SE wind 5 to 13 kt. A slight chance of showers, with thunderstorms also possible after 10am. Seas 1 ft or less.
Tuesday Night
SSE wind 5 to 11 kt. Partly cloudy. Seas 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming ESE 6 to 11 kt in the morning. A chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday Night
ESE wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.
Thursday
Variable winds less than 5 kt becoming ESE 7 to 12 kt in the afternoon. A slight chance of showers and thunderstorms after 1pm. Seas 1 ft or less.

Winds and waves higher in and near thunderstorms.

*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: 26.11°N 97.24°W
Last Update: 1:18 am CDT Sep 6, 2026
Forecast Valid: 1am CDT Sep 6, 2026-6pm CDT Sep 12, 2026
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