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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

Today
High: 83 °F
SE 14kt
< 1ft
Tonight
Low: 79 °F
SSE 14kt
< 1ft
Saturday
High: 82 °F
SSE 10kt
< 1ft
Saturday Night
Low: 77 °F
ESE 11kt
< 1ft
Sunday
High: 81 °F
⇑E 7kt
< 1ft
Sunday Night
Low: 76 °F
E 9kt⇓
< 1ft
Memorial Day
High: 80 °F
⇑ENE 8kt
< 1ft
Monday Night
Low: 78 °F
E 9kt
< 1ft
Tuesday
High: 82 °F
⇑SE 13kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:24 am CDT May 22, 2026
Forecast Valid: 6am CDT May 22, 2026-6pm CDT May 28, 2026

View Nearby Observations

Detailed Forecast

Today

SE wind 9 to 14 kt, with gusts as high as 20 kt. Mostly sunny. Seas 1 ft or less.

Tonight

SSE wind 10 to 14 kt. A slight chance of showers and thunderstorms after 2am. Seas 1 ft or less.

Saturday

SSE wind around 10 kt. A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Seas 1 ft or less.

Saturday Night

ESE wind 6 to 11 kt becoming SSW after midnight. Showers likely and possibly a thunderstorm. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming E 5 to 7 kt in the afternoon. Showers likely before 7am, then showers likely and possibly a thunderstorm between 7am and 4pm, then showers likely after 4pm. Seas 1 ft or less.

Sunday Night

E wind 5 to 9 kt becoming variable and less than 5 kt in the evening. A slight chance of showers, with thunderstorms also possible after 7pm. Seas 1 ft or less.

Memorial Day

Variable winds less than 5 kt becoming ENE 5 to 8 kt in the afternoon. A slight chance of showers and thunderstorms. Seas 1 ft or less.

Monday Night

E wind 5 to 9 kt becoming SSE after midnight. Partly cloudy. Seas 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SE 8 to 13 kt in the morning. Winds could gust as high as 20 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.