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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

Memorial Day
High: 80 °F
⇑ENE 9kt
1ft
Tonight
Low: 78 °F
ENE 10kt
1-2ft
Tuesday
High: 83 °F
SE 15kt
1-2ft
Tuesday Night
Low: 79 °F
SE 17kt
2ft
Wednesday
High: 82 °F
SSE 16kt
2ft
Wednesday Night
Low: 79 °F
SE 14kt
1-2ft
Thursday
High: 82 °F
ESE 10kt
1-2ft
Thursday Night
Low: 78 °F
ESE 11kt
1-2ft
Friday
High: 82 °F
⇑ESE 11kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:45 am CDT May 25, 2026
Forecast Valid: 6am CDT May 25, 2026-6pm CDT May 31, 2026

View Nearby Observations

Detailed Forecast

Memorial Day

Variable winds less than 5 kt becoming ENE 5 to 9 kt in the morning. Mostly sunny. Seas around 1 ft.

Tonight

ENE wind 6 to 10 kt becoming SSE after midnight. Partly cloudy. Seas 1 to 2 ft.

Tuesday

SE wind 5 to 15 kt, with gusts as high as 21 kt. Partly sunny. Seas 1 to 2 ft.

Tuesday Night

SE wind around 17 kt. A chance of showers and thunderstorms after 1am. Seas around 2 ft.

Wednesday

SSE wind 14 to 16 kt, with gusts as high as 22 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Seas around 2 ft.

Wednesday Night

SE wind 9 to 14 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, mainly before 1am. Seas 1 to 2 ft.

Thursday

ESE wind 7 to 10 kt. Mostly sunny. Seas 1 to 2 ft.

Thursday Night

ESE wind 6 to 11 kt. Mostly clear. Seas 1 to 2 ft.

Friday

Variable winds less than 5 kt becoming ESE 6 to 11 kt in the morning. Mostly sunny. Seas 1 to 2 ft.

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.