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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

This Afternoon
High: 89 °F
SE 13kt
< 1ft
Tonight
Low: 82 °F
SSE 17kt
< 1ft
Friday
High: 88 °F
SE 22kt
< 1ft
Friday Night
Low: 81 °F
SE 18kt
< 1ft
Saturday
High: 87 °F
ESE 14kt
< 1ft
Saturday Night
Low: 80 °F
ESE 14kt
< 1ft
Sunday
High: 88 °F
ESE 14kt
< 1ft
Sunday Night
Low: 80 °F
SSE 15kt
< 1ft
Monday
High: 88 °F
SE 18kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:00 pm CDT Jul 23, 2026
Forecast Valid: 1pm CDT Jul 23, 2026-6pm CDT Jul 29, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SE wind 7 to 13 kt. A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Seas 1 ft or less.

Tonight

SSE wind around 17 kt. A chance of showers and thunderstorms, mainly before 10pm. Seas 1 ft or less.

Friday

SE wind 16 to 22 kt, with gusts as high as 28 kt. Partly sunny, then gradually becoming sunny. Seas 1 ft or less.

Friday Night

SE wind 12 to 18 kt, with gusts as high as 24 kt. Mostly clear. Seas 1 ft or less.

Saturday

ESE wind 9 to 14 kt. Sunny. Seas 1 ft or less.

Saturday Night

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

Sunday

ESE wind 6 to 14 kt. Sunny. Seas 1 ft or less.

Sunday Night

SSE wind 12 to 15 kt. Clear. Seas 1 ft or less.

Monday

SE wind 10 to 18 kt, with gusts as high as 24 kt. 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.