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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

Tonight
Low: 76 °F
SE 13kt
< 1ft
Saturday
High: 81 °F
ESE 16kt
< 1ft
Saturday Night
Low: 76 °F
ESE 17kt
< 1ft
Sunday
High: 80 °F
E 14kt
< 1ft
Sunday Night
Low: 74 °F
ESE 14kt
< 1ft
Monday
High: 80 °F
⇑E 9kt
< 1ft
Monday Night
Low: 73 °F
ESE 10kt
< 1ft
Tuesday
High: 78 °F
E 10kt
< 1ft
Tuesday Night
Low: 73 °F
E 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:15 pm CDT Oct 23, 2026
Forecast Valid: 6pm CDT Oct 23, 2026-6pm CDT Oct 30, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Saturday

ESE wind 13 to 16 kt, with gusts as high as 23 kt. A slight chance of showers before 11am, then a slight chance of showers after noon. Seas 1 ft or less.

Saturday Night

ESE wind 15 to 17 kt. Increasing clouds. Seas 1 ft or less.

Sunday

E wind 12 to 14 kt. Partly sunny. Seas 1 ft or less.

Sunday Night

ESE wind 8 to 14 kt. Mostly cloudy. Seas 1 ft or less.

Monday

Variable winds less than 5 kt becoming E 5 to 9 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Monday Night

ESE wind 6 to 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Seas 1 ft or less.

Tuesday

E wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Seas 1 ft or less.

Tuesday Night

E wind 6 to 10 kt. A slight chance of showers. 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.