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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

Today
High: 80 °F
⇑ENE 11kt
< 1ft
Tonight
Low: 72 °F
E 11kt
< 1ft
Friday
High: 80 °F
E 10kt
< 1ft
Friday Night
Low: 75 °F
SE 13kt
< 1ft
Saturday
High: 81 °F
ESE 16kt
< 1ft
Saturday Night
Low: 75 °F
ESE 17kt
< 1ft
Sunday
High: 80 °F
E 14kt
< 1ft
Sunday Night
Low: 72 °F
E 12kt
< 1ft
Monday
High: 80 °F
E 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:18 am CDT Oct 22, 2026
Forecast Valid: 6am CDT Oct 22, 2026-6pm CDT Oct 28, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming ENE 6 to 11 kt in the morning. A chance of showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 3pm. Seas 1 ft or less.

Tonight

E wind 7 to 11 kt. Mostly clear. Seas 1 ft or less.

Friday

E wind 6 to 10 kt. Sunny. Seas 1 ft or less.

Friday Night

SE wind 11 to 13 kt. Mostly clear. Seas 1 ft or less.

Saturday

ESE wind 12 to 16 kt, with gusts as high as 22 kt. Mostly sunny. Seas 1 ft or less.

Saturday Night

ESE wind 15 to 17 kt. Partly cloudy. Seas 1 ft or less.

Sunday

E wind around 14 kt. Partly sunny. Seas 1 ft or less.

Sunday Night

E wind 8 to 12 kt. Mostly cloudy. Seas 1 ft or less.

Monday

E wind 5 to 10 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.