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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

Overnight
Low: 72 °F
SE 10kt
< 1ft
Monday
High: 78 °F
SSE 17kt
< 1ft
Monday Night
Low: 75 °F
SSE 16kt
< 1ft
Tuesday
High: 83 °F
SSE 21kt
< 1ft
Tuesday Night
Low: 77 °F
SSE 18kt
1-2ft
Wednesday
High: 85 °F
SSE 15kt
2ft
Wednesday Night
Low: 78 °F
SE 16kt
1-2ft
Thursday
High: 81 °F
ENE 16kt
1-2ft
Thursday Night
Low: 75 °F
ENE 16kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:24 am CDT May 4, 2026
Forecast Valid: 12am CDT May 4, 2026-6pm CDT May 10, 2026

View Nearby Observations

Detailed Forecast

Overnight

SE wind around 10 kt. Mostly clear. Seas 1 ft or less.

Monday

SSE wind 9 to 17 kt, with gusts as high as 23 kt. Mostly sunny. Seas 1 ft or less.

Monday Night

SSE wind around 16 kt. Mostly cloudy. Seas 1 ft or less.

Tuesday

SSE wind 13 to 21 kt, with gusts as high as 28 kt. Partly sunny. Seas 1 ft or less.

Tuesday Night

SSE wind 16 to 18 kt, with gusts as high as 25 kt. Mostly cloudy. Seas 1 to 2 ft.

Wednesday

SSE wind 13 to 15 kt, with gusts as high as 22 kt. Partly sunny. Seas around 2 ft.

Wednesday Night

SE wind 6 to 16 kt, with gusts as high as 23 kt. Partly cloudy. Seas 1 to 2 ft.

Thursday

ESE wind 6 to 16 kt becoming ENE in the afternoon. Winds could gust as high as 24 kt. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 to 2 ft.

Thursday Night

ENE wind 8 to 16 kt, with gusts as high as 22 kt. A chance of showers and thunderstorms. Seas around 2 ft.

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.