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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:ESE wind around 14 kt, with gusts as high as 20 kt. Partly sunny. Seas 1 ft or less.

      High: 82 °F

      ESE 14kt
      < 1ft

    • Tonight

      Tonight:E wind 12 to 15 kt. A slight chance of showers and thunderstorms after 4am.   Seas 1 ft or less.

      Low: 77 °F

      E 15kt
      < 1ft

    • Thursday

      Thursday:SE wind 8 to 11 kt. Showers and thunderstorms likely, mainly before 3pm.   Seas 1 ft or less.

      High: 81 °F

      SE 11kt
      < 1ft

    • Thursday Night

      Thursday Night:SSE wind 9 to 12 kt. A chance of showers and thunderstorms, mainly between 3am and 4am.   Seas 1 ft or less.

      Low: 78 °F

      SSE 12kt
      < 1ft

    • Friday

      Friday:SSE wind 8 to 13 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms after 1pm.   Seas 1 ft or less.

      High: 83 °F

      SSE 13kt
      < 1ft

    • Friday Night

      Friday Night:SE wind 11 to 15 kt. A chance of showers and thunderstorms.   Seas 1 ft or less.

      Low: 79 °F

      SE 15kt
      < 1ft

    • Saturday

      Saturday:SSE wind around 11 kt. Showers likely and possibly a thunderstorm.   Seas 1 ft or less.

      High: 82 °F

      SSE 11kt
      < 1ft

    • Saturday Night

      Saturday Night:ESE wind 6 to 12 kt becoming SSE after midnight. Showers likely and possibly a thunderstorm.   Seas 1 ft or less.

      Low: 78 °F

      ESE 12kt
      < 1ft

    • Sunday

      Sunday:E wind around 6 kt. Showers likely and possibly a thunderstorm.   Seas 1 ft or less.

      High: 81 °F

      E 6kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:45 pm CDT May 20, 2026
Forecast Valid: 12pm CDT May 20, 2026-6pm CDT May 26, 2026

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Detailed Forecast


This Afternoon
ESE wind around 14 kt, with gusts as high as 20 kt. Partly sunny. Seas 1 ft or less.
Tonight
E wind 12 to 15 kt. A slight chance of showers and thunderstorms after 4am. Seas 1 ft or less.
Thursday
SE wind 8 to 11 kt. Showers and thunderstorms likely, mainly before 3pm. Seas 1 ft or less.
Thursday Night
SSE wind 9 to 12 kt. A chance of showers and thunderstorms, mainly between 3am and 4am. Seas 1 ft or less.
Friday
SSE wind 8 to 13 kt, with gusts as high as 20 kt. A slight chance of showers and thunderstorms after 1pm. Seas 1 ft or less.
Friday Night
SE wind 11 to 15 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Saturday
SSE wind around 11 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Saturday Night
ESE wind 6 to 12 kt becoming SSE after midnight. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Sunday
E wind around 6 kt. Showers likely and possibly a thunderstorm. 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: 12:45 pm CDT May 20, 2026
Forecast Valid: 12pm CDT May 20, 2026-6pm CDT May 26, 2026
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