Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX
Issued by NWS Houston/Galveston, TX
975 FZUS54 KHGX 201504 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 1004 AM CDT Thu Jun 20 2024 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. GMZ300-210330- Synopsis for High Island to the Matagorda Ship Channel out 60 nautical miles including Galveston and Matagorda Bays 1004 AM CDT Thu Jun 20 2024 .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM including Galveston and Matagorda Bays. Hazardous winds and seas continue today as Tropical Depression Alberto moves into Mexico. Winds and seas will gradually decrease. However, it may take until sometime on Friday for conditions to fall below Small Craft Advisory criteria, especially for offshore areas. This weekend into early next week, moderate east to southeast winds are expected. There will be a daily risk of showers and thunderstorms through the forecast period. $$ GMZ335-210330- Galveston Bay- 1004 AM CDT Thu Jun 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...East winds around 20 knots. Bay waters choppy. A chance of showers with isolated thunderstorms. .TONIGHT...East winds 15 to 20 knots, easing to around 15 knots after midnight. Bay waters choppy, easing to slightly choppy after midnight. A chance of showers with isolated thunderstorms. .FRIDAY...East winds 10 to 15 knots. Bay waters slightly choppy. A chance of showers and thunderstorms. .FRIDAY NIGHT...Southeast winds 10 to 15 knots, becoming east around 10 knots after midnight. Bay waters slightly choppy, easing to smooth after midnight. A chance of showers and thunderstorms early in the evening. .SATURDAY...East winds around 10 knots, rising to 10 to 15 knots in the afternoon. Bay waters smooth, rising to slightly choppy in the afternoon. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth. .SUNDAY...East winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms. .SUNDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms early in the evening. .MONDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms. .MONDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms early in the evening. Winds and waves higher in and near thunderstorms. $$ GMZ330-210330- Matagorda Bay- 1004 AM CDT Thu Jun 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...East winds 20 to 25 knots. Bay waters rough. A chance of showers with isolated thunderstorms. .TONIGHT...East winds 15 to 20 knots. Bay waters choppy. Isolated thunderstorms in the evening. A chance of showers. .FRIDAY...East winds 10 to 15 knots. Bay waters slightly choppy. Showers and thunderstorms likely. .FRIDAY NIGHT...East winds 10 to 15 knots, easing to around 10 knots after midnight. Bay waters slightly choppy, easing to smooth after midnight. A chance of showers and thunderstorms. .SATURDAY...East winds 10 to 15 knots. Bay waters slightly choppy. A chance of showers and thunderstorms. .SATURDAY NIGHT...East winds 10 to 15 knots, easing to around 10 knots after midnight. Bay waters slightly choppy, easing to smooth after midnight. A chance of showers and thunderstorms late. .SUNDAY...East winds around 10 knots, rising to 10 to 15 knots in the afternoon. Bay waters smooth, rising to slightly choppy in the afternoon. A chance of showers and thunderstorms. .SUNDAY NIGHT...East winds 10 to 15 knots, becoming southeast around 10 knots after midnight. Bay waters slightly choppy, easing to smooth after midnight. A chance of showers and thunderstorms. .MONDAY...Southeast winds around 10 knots, rising to 10 to 15 knots in the afternoon. Bay waters smooth, rising to slightly choppy in the afternoon. A chance of showers and thunderstorms. .MONDAY NIGHT...Southeast winds 10 to 15 knots, easing to around 10 knots after midnight. Bay waters slightly choppy, easing to smooth after midnight. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$ GMZ350-355-210330- Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM-Coastal waters from High Island to Freeport TX out 20 NM- 1004 AM CDT Thu Jun 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING... .REST OF TODAY...East winds 20 to 25 knots. Seas 8 to 11 feet, occasionally to 14 feet. Wave Detail: East 10 feet at 9 seconds. A chance of showers with isolated thunderstorms. .TONIGHT...East winds 20 to 25 knots, easing to around 20 knots after midnight. Seas 7 to 10 feet, occasionally to 13 feet, subsiding to 6 to 8 feet, occasionally to 10 feet after midnight. Wave Detail: East 9 feet at 9 seconds. A chance of showers and isolated thunderstorms. .FRIDAY...East winds 10 to 15 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 8 seconds and south 3 feet at 9 seconds. Showers and thunderstorms likely, mainly in the morning. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: Southeast 5 feet at 8 seconds. A chance of showers and thunderstorms. .SATURDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 8 seconds. .SATURDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds. A chance of showers and thunderstorms late. .SUNDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers and thunderstorms. .SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers and thunderstorms. .MONDAY...Southeast winds around 10 knots, rising to 10 to 15 knots in the afternoon. Seas 3 to 4 feet. A chance of showers and thunderstorms. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$ GMZ370-375-210330- Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM-Waters from High Island to Freeport TX from 20 to 60 NM- 1004 AM CDT Thu Jun 20 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING... .REST OF TODAY...East winds 20 to 25 knots. Seas 9 to 12 feet, occasionally to 15 feet. Wave Detail: East 12 feet at 10 seconds. A chance of showers with isolated thunderstorms. .TONIGHT...East winds 20 to 25 knots, easing to around 20 knots after midnight. Seas 7 to 10 feet, occasionally to 13 feet. Wave Detail: East 10 feet at 9 seconds and south 4 feet at 10 seconds. Isolated thunderstorms in the evening. A chance of showers. .FRIDAY...East winds around 15 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: East 7 feet at 8 seconds and south 3 feet at 9 seconds. Showers and thunderstorms likely. .FRIDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds and south 1 foot at 7 seconds. A chance of showers and thunderstorms. .SATURDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: East 5 feet at 8 seconds and south 1 foot at 7 seconds. A chance of showers and thunderstorms. .SATURDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave Detail: Southeast 5 feet at 7 seconds. A chance of showers and thunderstorms. .SUNDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Showers and thunderstorms likely until late afternoon, then a chance of showers and thunderstorms late. .SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to 5 feet. A chance of showers and thunderstorms. .MONDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet. A chance of showers and thunderstorms. .MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 4 feet. A chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$