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Brownsville, TX Local Forecast Office

2NM ESE Port Mansfield TX

Marine Point Forecast

[NOTICE]

Tonight
Low: 74 °F
E 22kt
< 1ft

Small Craft Advisory
Monday
High: 77 °F
ENE 19kt
< 1ft
Monday Night
Low: 73 °F
E 15kt
< 1ft
Tuesday
High: 77 °F
E 10kt
< 1ft
Tuesday Night
Low: 73 °F
E 8kt
< 1ft
Veterans Day
High: 78 °F
⇑NNE 7kt
< 1ft
Wednesday Night
Low: 71 °F
⇑NNW 11kt
< 1ft
Thursday
High: 75 °F
N 13kt
< 1ft
Thursday Night
Low: 66 °F
N 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:18 pm CST Nov 8, 2026
Forecast Valid: 8pm CST Nov 8, 2026-6pm CST Nov 15, 2026

View Nearby Observations

Detailed Forecast

Tonight

E wind 19 to 22 kt. Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 2am, then showers likely and possibly a thunderstorm after 2am. Seas 1 ft or less.

Monday

ENE wind 15 to 19 kt. Showers and thunderstorms likely, mainly before 11am. Seas 1 ft or less.

Monday Night

E wind 10 to 15 kt. A slight chance of showers and thunderstorms before 1am, then a slight chance of showers after 5am. Seas 1 ft or less.

Tuesday

E wind 6 to 10 kt. A slight chance of showers, then a chance of showers and thunderstorms after noon. Seas 1 ft or less.

Tuesday Night

E wind 5 to 8 kt becoming W after midnight. A slight chance of showers. Seas 1 ft or less.

Veterans Day

Variable winds less than 5 kt becoming NNE 5 to 7 kt in the afternoon. A chance of showers, mainly after noon. Seas 1 ft or less.

Wednesday Night

Variable winds less than 5 kt becoming NNW 6 to 11 kt after midnight. A slight chance of showers. Seas 1 ft or less.

Thursday

N wind 10 to 13 kt, with gusts as high as 20 kt. Mostly cloudy. Seas 1 ft or less.

Thursday Night

N wind 8 to 10 kt. Mostly cloudy. Seas 1 ft or less.

*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.