Expires:202101242315;;405639 FZUS54 KHGX 241002 CWFHGX Coastal Waters Forecast National Weather Service Houston/Galveston TX 402 AM CST Sun Jan 24 2021 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. GMZ300-242315- Synopsis for High Island to the Matagorda Ship Channel out 60 nautical miles including Galveston and Matagorda Bays 402 AM CST Sun Jan 24 2021 .SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM... The potential for dense fog will remain high across the bays and coastal waters through Monday morning. Southerly flow will gradually increase through the day today resulting in the need for caution flags for all the Gulf waters starting this afternoon and then an advisory in the offshore waters this evening as seas climb to 7 to 9 feet. A cold front will push through the coastal waters Monday afternoon bringing an end to the fog threat and also gradually decrease wind speeds and seas. $$