Houston Galveston Texas Marine Forecast Interactive Clickable Zone Map
Marine forecast zone from the state of Texas Houston | Galveston NOAA office which include the Gulf of America, coastal waters, bays and offshore. Marine forecast areas included are Galveston Bay, High Island, Crystal Beach, Tiki Island, Jamaica Beach, Surfside Beach, Quintana, Freeport, Matagorda Bay, Port Bolivar and Bolivar Peninsula
Click any zone on the map below to retrieve forecast
Synopsis for High Island to the Matagorda Ship Channel out 60 nautical miles
Expires:202508181815;;442851 FZUS54 KHGX 180534 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 1234 AM CDT Mon Aug 18 2025 Upper Texas coastal waters from High Island to the Matagorda Ship Channel out 60 nautical miles including Galveston and Matagorda Bays. 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. GMZ300-181815- 1234 AM CDT Mon Aug 18 2025 .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM including Galveston and Matagorda Bays. A weak pressure gradient will remain in place for a good part of the week which will lead to a prevailing landbreeze and seabreeze circulation featuring variable to offshore wind directions late at night and in the morning and a more moderate onshore winds in the afternoons and evenings. Models are indicating the potential for some scattered strong storms during the first part of Tuesday with a passing upper disturbance. We'll be monitoring trends. Otherwise, a somewhat unsettled weather pattern is expected as the week progresses with chances of showers and thunderstorms on a daily basis. $$ |
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.
State of Texas Houston | Galveston Office Zone Marine Forecast Text Links
- GMZ330 Matagorda Bay
- GMZ335 Galveston Bay
- GMZ350 Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM
- GMZ355 Coastal waters from High Island to Freeport TX out 20 NM
- GMZ370 Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM
- GMZ375 Waters from High Island to Freeport TX from 20 to 60 NM
For more Houston and Galveston marine forecast information visit the following office website: