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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

This Afternoon
High: 81 °F
SE 19kt
< 1ft
Tonight
Low: 75 °F
SSE 17kt
< 1ft
Friday
High: 82 °F
SE 16kt
< 1ft
Friday Night
Low: 75 °F
SSE 15kt
< 1ft
Saturday
High: 80 °F
ESE 13kt
< 1ft
Saturday Night
Low: 75 °F
SE 13kt
< 1ft
Sunday
High: 81 °F
SE 18kt
< 1ft
Sunday Night
Low: 76 °F
SSE 23kt
< 1ft
Monday
High: 82 °F
S 19kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:30 pm CST Nov 20, 2025
Forecast Valid: 3pm CST Nov 20, 2025-6pm CST Nov 26, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

SE wind around 19 kt. Mostly sunny. Seas 1 ft or less.

Tonight

SSE wind 14 to 17 kt. Mostly clear. Seas 1 ft or less.

Friday

SE wind 12 to 16 kt. Mostly sunny. Seas 1 ft or less.

Friday Night

SSE wind 8 to 15 kt. Mostly clear. Seas 1 ft or less.

Saturday

ESE wind 8 to 13 kt. A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Seas 1 ft or less.

Saturday Night

SE wind around 13 kt. A slight chance of showers. Seas 1 ft or less.

Sunday

SE wind 12 to 18 kt. A slight chance of showers before noon. Seas 1 ft or less.

Sunday Night

SSE wind 18 to 23 kt. Partly cloudy. Seas 1 ft or less.

Monday

S wind 15 to 19 kt. Mostly 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.