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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

Today
High: 87 °F
ESE 13kt
< 1ft
Tonight
Low: 81 °F
ESE 13kt⇓
< 1ft
Saturday
High: 86 °F
⇑E 10kt
< 1ft
Saturday Night
Low: 81 °F
E 11kt⇓
< 1ft
Sunday
High: 86 °F
⇑ESE 11kt
< 1ft
Sunday Night
Low: 81 °F
ESE 13kt
< 1ft
Monday
High: 88 °F
SE 18kt
< 1ft
Monday Night
Low: 82 °F
SE 17kt
< 1ft
Tuesday
High: 88 °F
SSE 19kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:45 am CDT Aug 7, 2026
Forecast Valid: 8am CDT Aug 7, 2026-6pm CDT Aug 13, 2026

View Nearby Observations

Detailed Forecast

Today

SSE wind 8 to 13 kt becoming ESE in the afternoon. Sunny. Seas 1 ft or less.

Tonight

ESE wind 8 to 13 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.

Saturday

Variable winds less than 5 kt becoming E 5 to 10 kt in the morning. Sunny. Seas 1 ft or less.

Saturday Night

E wind 6 to 11 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming ESE 6 to 11 kt in the morning. A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 4pm, then a slight chance of showers after 4pm. Seas 1 ft or less.

Sunday Night

ESE wind 10 to 13 kt. Mostly clear. Seas 1 ft or less.

Monday

SE wind 8 to 18 kt. Sunny. Seas 1 ft or less.

Monday Night

SE wind 12 to 17 kt, with gusts as high as 23 kt. Mostly clear. Seas 1 ft or less.

Tuesday

SSE wind 12 to 19 kt, with gusts as high as 26 kt. 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.