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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

This Afternoon
High: 85 °F
NE 9kt
< 1ft
Tonight
Low: 80 °F
ENE 9kt⇓
< 1ft
Saturday
High: 84 °F
NNE 13kt
< 1ft
Saturday Night
Low: 78 °F
N 14kt
< 1ft
Sunday
High: 82 °F
N 16kt
< 1ft
Sunday Night
Low: 78 °F
NNE 17kt
< 1ft
Monday
High: 81 °F
N 18kt
< 1ft
Monday Night
Low: 77 °F
N 16kt
< 1ft
Tuesday
High: 82 °F
N 17kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:18 pm CDT Oct 2, 2026
Forecast Valid: 3pm CDT Oct 2, 2026-6pm CDT Oct 8, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

NE wind around 9 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

Tonight

ENE wind 5 to 9 kt becoming variable and less than 5 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Seas 1 ft or less.

Saturday

NNE wind 10 to 13 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.

Saturday Night

NE wind 10 to 14 kt becoming N after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Seas 1 ft or less.

Sunday

N wind 14 to 16 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.

Sunday Night

NNE wind 14 to 17 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.

Monday

N wind 16 to 18 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Seas 1 ft or less.

Monday Night

N wind 13 to 16 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.

Tuesday

N wind 14 to 17 kt. A chance of showers and thunderstorms. 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.