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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

Tonight
Low: 79 °F
E 11kt
< 1ft
Thursday
High: 83 °F
⇑E 10kt
< 1ft
Thursday Night
Low: 80 °F
E 11kt
< 1ft
Friday
High: 83 °F
ESE 11kt
< 1ft
Friday Night
Low: 80 °F
SE 12kt
< 1ft
Saturday
High: 84 °F
SSE 13kt
< 1ft
Saturday Night
Low: 81 °F
SSE 14kt
< 1ft
Sunday
High: 84 °F
SSE 16kt
< 1ft
Sunday Night
Low: 82 °F
SE 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:30 pm CDT Jun 3, 2026
Forecast Valid: 6pm CDT Jun 3, 2026-6pm CDT Jun 10, 2026

View Nearby Observations

Detailed Forecast

Tonight

E wind 6 to 11 kt becoming SE after midnight. Partly cloudy. Seas 1 ft or less.

Thursday

Variable winds less than 5 kt becoming E 5 to 10 kt in the afternoon. A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 3pm. Seas 1 ft or less.

Thursday Night

E wind 6 to 11 kt becoming SSE after midnight. Mostly cloudy. Seas 1 ft or less.

Friday

ESE wind 5 to 11 kt. A slight chance of showers and thunderstorms after 1pm. Seas 1 ft or less.

Friday Night

SE wind 9 to 12 kt. A slight chance of showers and thunderstorms after 1am. Seas 1 ft or less.

Saturday

SSE wind 7 to 13 kt. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 ft or less.

Saturday Night

SSE wind 12 to 14 kt. Mostly cloudy. Seas 1 ft or less.

Sunday

SSE wind 12 to 16 kt, with gusts as high as 23 kt. Partly sunny. Seas 1 ft or less.

Sunday Night

SE wind around 15 kt, with gusts as high as 21 kt. Mostly cloudy. 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.