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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 7 to 12 kt in the afternoon. Sunny. Seas 1 ft or less.

      High: 87 °F

      ⇑E 12kt
      < 1ft

    • Tonight

      Tonight:E wind 12 to 15 kt becoming SSE after midnight. Partly cloudy. Seas 1 ft or less.

      Low: 82 °F

      ESE 15kt
      < 1ft

    • Tuesday

      Tuesday:SE wind 11 to 18 kt, with gusts as high as 24 kt. A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm.   Seas 1 ft or less.

      High: 88 °F

      SE 18kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SSE wind 18 to 21 kt. Partly cloudy. Seas 1 ft or less.

      Low: 84 °F

      SSE 21kt
      < 1ft

    • Wednesday

      Wednesday:SE wind 20 to 22 kt, with gusts as high as 30 kt. Mostly sunny. Seas 1 ft or less.

      High: 89 °F

      SE 22kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SSE wind 19 to 24 kt. Partly cloudy. Seas 1 ft or less.

      Low: 84 °F

      SSE 24kt
      < 1ft

    • Thursday

      Thursday:SSE wind 16 to 19 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.   Seas 1 ft or less.

      High: 88 °F

      SSE 19kt
      < 1ft

    • Thursday Night

      Thursday Night:ESE wind 9 to 13 kt becoming S after midnight. Showers and possibly a thunderstorm.   Seas 1 ft or less.

      Low: 80 °F

      ESE 13kt
      < 1ft

    • Friday

      Friday:W wind 6 to 9 kt becoming NE in the afternoon. Showers and possibly a thunderstorm.   Seas 1 ft or less.

      High: 83 °F

      NE 9kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:18 am CDT Sep 28, 2026
Forecast Valid: 6am CDT Sep 28, 2026-6pm CDT Oct 4, 2026

View Nearby Observations

Detailed Forecast


Today
Variable winds less than 5 kt becoming E 7 to 12 kt in the afternoon. Sunny. Seas 1 ft or less.
Tonight
E wind 12 to 15 kt becoming SSE after midnight. Partly cloudy. Seas 1 ft or less.
Tuesday
SE wind 11 to 18 kt, with gusts as high as 24 kt. A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm. Seas 1 ft or less.
Tuesday Night
SSE wind 18 to 21 kt. Partly cloudy. Seas 1 ft or less.
Wednesday
SE wind 20 to 22 kt, with gusts as high as 30 kt. Mostly sunny. Seas 1 ft or less.
Wednesday Night
SSE wind 19 to 24 kt. Partly cloudy. Seas 1 ft or less.
Thursday
SSE wind 16 to 19 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Seas 1 ft or less.
Thursday Night
ESE wind 9 to 13 kt becoming S after midnight. Showers and possibly a thunderstorm. Seas 1 ft or less.
Friday
W wind 6 to 9 kt becoming NE in the afternoon. Showers 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: 6:18 am CDT Sep 28, 2026
Forecast Valid: 6am CDT Sep 28, 2026-6pm CDT Oct 4, 2026
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