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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

This Afternoon
High: 84 °F
SE 14kt
< 1ft
Tonight
Low: 84 °F
SE 15kt
< 1ft
Tuesday
High: 82 °F
S 17kt
< 1ft
Tuesday Night
Low: 78 °F
S 11kt
< 1ft
Wednesday
High: 87 °F
SW 12kt
< 1ft
Wednesday Night
Low: 83 °F
S 16kt
< 1ft
Thursday
High: 89 °F
S 17kt
< 1ft
Thursday Night
Low: 85 °F
SSE 19kt
< 1ft
Juneteenth
High: 87 °F
SSE 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:45 pm CDT Jun 15, 2026
Forecast Valid: 3pm CDT Jun 15, 2026-6pm CDT Jun 21, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SE wind around 14 kt, with gusts as high as 21 kt. A chance of showers and thunderstorms, mainly after 5pm. Seas 1 ft or less.

Tonight

SE wind 13 to 15 kt. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Seas 1 ft or less.

Tuesday

S wind 10 to 17 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.

Tuesday Night

S wind 9 to 11 kt. Showers and thunderstorms likely before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then a chance of showers and thunderstorms after 3am. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

Wednesday

SW wind 8 to 12 kt becoming S in the afternoon. A chance of showers and thunderstorms. Seas 1 ft or less.

Wednesday Night

S wind 13 to 16 kt, with gusts as high as 22 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.

Thursday

S wind around 17 kt, with gusts as high as 25 kt. Sunny. Seas 1 ft or less.

Thursday Night

SSE wind 16 to 19 kt, with gusts as high as 26 kt. Mostly clear. Seas 1 ft or less.

Juneteenth

SSE wind around 15 kt, with gusts as high as 21 kt. Mostly sunny. 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.