Brownsville Texas Marine Forecast Interactive Clickable Zone Map

Marine forecast zone from the state of Texas Brownsville NOAA office which include the Gulf of America, coastal waters, bays and offshore. Marine forecast areas included are Laguna Madre, Port Mansfield, Baffin Bay, The Arroyo Colorado, Port Of Brownsville, Rio Grande River, South Padre Island, Port Isabel

Click any zone on the map below to retrieve forecast

Synopsis for Baffin Bay to Rio Grande out 60 nautical miles

Expires:202512130615;;460923
FZUS54 KBRO 121751
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
1151 AM CST Fri Dec 12 2025

Lower Texas coastal waters from Baffin Bay to the mouth of the
Rio Grande out 60 NM. 

Seas are provided as a range of the average height of the highest
1/3 of the waves, along with the occasional height of the average
highest 10 percent of the waves.


GMZ100-130615-
1151 AM CST Fri Dec 12 2025

.SYNOPSIS...Favorable marine conditions are expected to continue
until this weekend, with an approaching frontal boundary 
increasing winds and seas Sunday into early next week. This will
likely result in a period of adverse marine conditions. The 
chance of showers and isolated thunderstorms returns Friday night 
and continues into the weekend.

$$


Coastal marine forecasts from NOAA National Weather Service. Marine forecasts are issued at least four times a day. Advisories, watches and warnings for marine areas are issued as required. Internet forecasts should never be relied upon to obtain the latest forecast and warning data. Use other means such as NOAA Weather Radio to obtain the latest forecasts and warnings.

For more Brownsville marine forecast information visit the following office website:

NOAA Brownsville Marine Office website