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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

This Afternoon
High: 76 °F
SE 18kt
< 1ft
Tonight
Low: 69 °F
SSE 19kt
< 1ft
Sunday
High: 83 °F
S 17kt
< 1ft
Sunday Night
Low: 56 °F
⇑NNE 27kt
< 1ft
Monday
High: 60 °F
N 31kt⇓
< 1ft
Monday Night
Low: 56 °F
NE 16kt
< 1ft
Tuesday
High: 64 °F
E 13kt
< 1ft
Tuesday Night
Low: 60 °F
SE 14kt
< 1ft
Wednesday
High: 70 °F
ESE 14kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:15 pm CDT Mar 14, 2026
Forecast Valid: 3pm CDT Mar 14, 2026-6pm CDT Mar 20, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SE wind around 18 kt, with gusts as high as 24 kt. Sunny. Seas 1 ft or less.

Tonight

SSE wind 15 to 19 kt. Mostly clear. Seas 1 ft or less.

Sunday

S wind around 17 kt, with gusts as high as 24 kt. Sunny. Seas 1 ft or less.

Sunday Night

S wind 14 to 19 kt becoming NNE 22 to 27 kt after midnight. Winds could gust as high as 33 kt. A slight chance of showers after 1am. Seas 1 ft or less.

Monday

N wind 26 to 31 kt decreasing to 20 to 25 kt in the afternoon. Winds could gust as high as 38 kt. Partly sunny, then gradually becoming sunny. Seas 1 ft or less.

Monday Night

NE wind 10 to 16 kt. Increasing clouds. Seas 1 ft or less.

Tuesday

NE wind 10 to 13 kt becoming E in the afternoon. Mostly sunny. Seas 1 ft or less.

Tuesday Night

SE wind 8 to 14 kt. Partly cloudy. Seas 1 ft or less.

Wednesday

ESE wind 7 to 14 kt, with gusts as high as 20 kt. Sunny. Seas 1 ft or less.

*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.