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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]
    • Today

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

      High: 88 °F

      ⇑E 10kt
      < 1ft

    • Tonight

      Tonight:E wind 7 to 12 kt becoming SSE after midnight. Partly cloudy. Seas 1 ft or less.

      Low: 83 °F

      E 12kt
      < 1ft

    • Monday

      Monday:Variable winds less than 5 kt becoming E 6 to 11 kt in the afternoon. A slight chance of showers between 9am and 10am.   Seas 1 ft or less.

      High: 88 °F

      ⇑E 11kt
      < 1ft

    • Monday Night

      Monday Night:ESE wind 6 to 12 kt. Mostly clear. Seas 1 ft or less.

      Low: 83 °F

      ESE 12kt
      < 1ft

    • Tuesday

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

      High: 87 °F

      E 13kt
      < 1ft

    • Tuesday Night

      Tuesday Night:ESE wind 6 to 13 kt. A slight chance of thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am.   Seas 1 ft or less.

      Low: 83 °F

      ESE 13kt
      < 1ft

    • Wednesday

      Wednesday:ENE wind 6 to 13 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm.   Seas 1 ft or less.

      High: 87 °F

      ENE 13kt
      < 1ft

    • Wednesday Night

      Wednesday Night:E wind 7 to 12 kt. A slight chance of showers and thunderstorms after 1am.   Seas 1 ft or less.

      Low: 83 °F

      E 12kt
      < 1ft

    • Thursday

      Thursday:ENE wind 7 to 13 kt. A chance of showers and thunderstorms.   Seas 1 ft or less.

      High: 86 °F

      ENE 13kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:30 am CDT Sep 20, 2026
Forecast Valid: 5am CDT Sep 20, 2026-6pm CDT Sep 26, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds less than 5 kt becoming E 5 to 10 kt in the afternoon. Sunny. Seas 1 ft or less.
Tonight
E wind 7 to 12 kt becoming SSE after midnight. Partly cloudy. Seas 1 ft or less.
Monday
Variable winds less than 5 kt becoming E 6 to 11 kt in the afternoon. A slight chance of showers between 9am and 10am. Seas 1 ft or less.
Monday Night
ESE wind 6 to 12 kt. Mostly clear. Seas 1 ft or less.
Tuesday
E wind 5 to 13 kt. A chance of showers, with thunderstorms also possible after 10am. Seas 1 ft or less.
Tuesday Night
ESE wind 6 to 13 kt. A slight chance of thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Seas 1 ft or less.
Wednesday
ENE wind 6 to 13 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Seas 1 ft or less.
Wednesday Night
E wind 7 to 12 kt. A slight chance of showers and thunderstorms after 1am. Seas 1 ft or less.
Thursday
ENE wind 7 to 13 kt. A chance of showers and thunderstorms. 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: 26.54°N 97.4°W
Last Update: 5:30 am CDT Sep 20, 2026
Forecast Valid: 5am CDT Sep 20, 2026-6pm CDT Sep 26, 2026
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