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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

Today
High: 86 °F
SE 16kt
< 1ft
Tonight
Low: 82 °F
SSE 15kt
< 1ft
Monday
High: 84 °F
SE 12kt
< 1ft
Monday Night
Low: 79 °F
SE 13kt
< 1ft
Tuesday
High: 82 °F
SSE 14kt
< 1ft
Tuesday Night
Low: 80 °F
SSE 13kt
< 1ft
Wednesday
High: 84 °F
SSE 14kt
< 1ft
Wednesday Night
Low: 83 °F
S 18kt
< 1ft
Thursday
High: 88 °F
SSE 19kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:00 am CDT Jun 14, 2026
Forecast Valid: 9am CDT Jun 14, 2026-6pm CDT Jun 20, 2026

View Nearby Observations

Detailed Forecast

Today

SE wind 12 to 16 kt, with gusts as high as 23 kt. A chance of showers and thunderstorms, mainly before 1pm. Seas 1 ft or less.

Tonight

SSE wind 12 to 15 kt, with gusts as high as 21 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Seas 1 ft or less.

Monday

SE wind around 12 kt. A chance of showers and thunderstorms, mainly before 4pm. Seas 1 ft or less.

Monday Night

SE wind around 13 kt. A chance of showers and thunderstorms between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

Tuesday

SSE wind 10 to 14 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.

Tuesday Night

SSE wind 11 to 13 kt. Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

Wednesday

SSE wind around 14 kt, with gusts as high as 20 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

Wednesday Night

S wind 15 to 18 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

Thursday

SSE wind around 19 kt, with gusts as high as 28 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.

Winds and waves higher in and near thunderstorms.

*Notices:

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.
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.