Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX
Issued by NWS Houston/Galveston, TX
374 FZUS54 KHGX 060856 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 356 AM CDT Sat Jul 6 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. GMZ300-062115- Synopsis for High Island to the Matagorda Ship Channel out 60 nautical miles including Galveston and Matagorda Bays 356 AM CDT Sat Jul 6 2024 .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM including Galveston and Matagorda Bays. Light to occasionally moderate onshore flow is expected through Saturday. Increasing winds, elevated seas, coastal flooding and higher rain and storm chances are expected Sunday into early next week as Beryl makes landfall around the middle Texas coast and works its way inland. A Hurricane Watch is in effect for Matagorda Bay, and its coastal Gulf waters. For now, no watches are in effect for Galveston Bay and its coastal Gulf waters, but continue to monitor the forecast for any changes this weekend. $$ GMZ330-062115- Matagorda Bay- 356 AM CDT Sat Jul 6 2024 ...HURRICANE WATCH IN EFFECT... .TODAY...Northwest winds around 5 knots, veering to southeast this afternoon. Bay waters smooth. A chance of showers and thunderstorms this morning. A slight chance of showers and thunderstorms early this afternoon, then a chance of showers and thunderstorms late. .TONIGHT...East winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms early in the evening. A slight chance of showers with isolated thunderstorms after midnight. .SUNDAY...East winds around 15 knots, rising to 15 to 20 knots in the afternoon. Bay waters slightly choppy, rising to choppy in the afternoon. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. .SUNDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE WITH HURRICANE CONDITIONS ALSO POSSIBLE. East winds 20 to 25 knots, rising to 30 to 40 knots after midnight. Bay waters rough, rising to extremely rough after midnight. Showers likely with a chance of thunderstorms early in the evening, then a chance of showers and thunderstorms late in the evening. Showers likely with a chance of thunderstorms after midnight. .MONDAY...HURRICANE CONDITIONS POSSIBLE. East winds 55 to 65 knots, veering to south 65 to 75 knots in the afternoon. Gusts to 90 knots. Bay waters dangerous. Showers with a chance of thunderstorms early in the morning, then showers in the late morning and afternoon. .MONDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUESDAY...Southwest winds 10 to 15 knots. Bay waters slightly choppy. Showers likely early in the morning, then a chance of showers in the late morning and afternoon. .TUESDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth. .WEDNESDAY...Southwest winds 5 to 10 knots. Bay waters smooth. Showers likely until late afternoon, then a chance of showers late. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth. Winds and waves higher in and near thunderstorms. $$ GMZ350-062115- Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM- 356 AM CDT Sat Jul 6 2024 ...HURRICANE WATCH IN EFFECT... .TODAY...Northwest winds around 5 knots, veering to southeast this afternoon. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 15 seconds. A chance of showers and thunderstorms until late afternoon, then a slight chance of showers and thunderstorms late. .TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave Detail: Southeast 3 feet at 11 seconds. A slight chance of showers and thunderstorms early in the evening. A chance of showers with isolated thunderstorms after midnight. .SUNDAY...TROPICAL STORM CONDITIONS POSSIBLE WITH HURRICANE CONDITIONS ALSO POSSIBLE. East winds around 20 knots, rising to 20 to 25 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet, building to 7 to 9 feet, occasionally to 11 feet in the afternoon. Wave Detail: Southeast 7 feet at 11 seconds. Showers likely with a chance of thunderstorms. .SUNDAY NIGHT...HURRICANE CONDITIONS POSSIBLE. East winds 20 to 25 knots, rising to 35 to 45 knots with gusts up to 55 knots after midnight. Seas 8 to 11 feet, occasionally to 14 feet, building to 10 to 14 feet, occasionally to 18 feet after midnight. Wave Detail: Southeast 11 feet at 10 seconds. A chance of thunderstorms. .MONDAY...HURRICANE CONDITIONS POSSIBLE. Southeast winds 50 to 60 knots with gusts up to 75 knots. Seas 14 to 19 feet, occasionally to 24 feet. Wave Detail: Southeast 18 feet at 10 seconds. Showers with a chance of thunderstorms early in the morning, then showers in the late morning and afternoon. .MONDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUESDAY...Southwest winds 15 to 20 knots, easing to around 15 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Showers likely until late afternoon. A chance of showers late. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers. .WEDNESDAY...South winds 10 to 15 knots. Seas 3 to 4 feet. Showers likely until late afternoon, then a chance of showers late. .WEDNESDAY NIGHT...South winds around 10 knots. Seas 3 to 4 feet. Winds and seas higher in and near thunderstorms. $$ GMZ370-062115- Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM- 356 AM CDT Sat Jul 6 2024 ...HURRICANE WATCH IN EFFECT... .TODAY...Northeast winds 5 to 10 knots. Seas 1 foot or less, then around 3 feet this afternoon. Wave Detail: Southeast 2 feet at 12 seconds and southeast 1 foot at 8 seconds. A slight chance of showers and thunderstorms early this morning, then a chance of showers and thunderstorms late this morning and early afternoon. A slight chance of showers and thunderstorms late. .TONIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, building to 5 to 7 feet, occasionally to 9 feet after midnight. Wave Detail: Southeast 5 feet at 11 seconds. A slight chance of showers and thunderstorms early in the evening. A chance of showers with isolated thunderstorms after midnight. .SUNDAY...TROPICAL STORM CONDITIONS POSSIBLE WITH HURRICANE CONDITIONS ALSO POSSIBLE. East winds around 20 knots, rising to 20 to 25 knots in the afternoon. Seas 7 to 10 feet, occasionally to 13 feet, building to 9 to 12 feet, occasionally to 15 feet in the afternoon. Wave Detail: Southeast 9 feet at 10 seconds. Showers likely with a chance of thunderstorms. .SUNDAY NIGHT...HURRICANE CONDITIONS POSSIBLE. East winds 25 to 35 knots with gusts up to 45 knots, becoming southeast 35 to 45 knots with gusts up to 55 knots after midnight. Seas 11 to 14 feet, occasionally to 18 feet, building to 14 to 19 feet, occasionally to 24 feet after midnight. Wave Detail: Southeast 13 feet at 10 seconds. A chance of thunderstorms. Showers. .MONDAY...HURRICANE CONDITIONS POSSIBLE. Southeast winds 40 to 50 knots with gusts up to 60 knots. Seas 14 to 19 feet, occasionally to 24 feet, subsiding to 12 to 16 feet, occasionally to 20 feet in the afternoon. Wave Detail: Southeast 14 feet at 9 seconds. A chance of thunderstorms early in the morning. Showers. .MONDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUESDAY...South winds 15 to 20 knots, becoming southwest around 15 knots in the afternoon. Seas 5 to 6 feet, occasionally to 8 feet. Showers likely until late afternoon. A chance of showers late. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 4 to 5 feet. .WEDNESDAY...South winds 10 to 15 knots, easing to around 10 knots in the afternoon. Seas 4 to 5 feet. Showers likely until late afternoon, then a chance of showers late. .WEDNESDAY NIGHT...South winds around 10 knots. Seas 4 to 5 feet. Winds and seas higher in and near thunderstorms. $$ GMZ335-062115- Galveston Bay- 356 AM CDT Sat Jul 6 2024 .TODAY...Northwest winds around 5 knots, backing to southeast this afternoon. Bay waters smooth. A chance of showers and thunderstorms until late afternoon, then showers and thunderstorms likely late. .TONIGHT...East winds 5 to 10 knots. Bay waters smooth. A slight chance of showers. Isolated thunderstorms. .SUNDAY...East winds around 10 knots, becoming southeast 10 to 15 knots in the afternoon. Bay waters smooth, rising to slightly choppy in the afternoon. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. .SUNDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE WITH HURRICANE CONDITIONS ALSO POSSIBLE. Southeast winds around 20 knots, rising to 20 to 25 knots after midnight. Bay waters choppy, rising to rough after midnight. Showers likely with a chance of thunderstorms early in the evening, then a chance of showers and thunderstorms late in the evening. Showers likely with a chance of thunderstorms after midnight. .MONDAY...TROPICAL STORM CONDITIONS POSSIBLE. Southeast winds 20 to 25 knots, easing to around 20 knots in the afternoon. Bay waters rough, easing to choppy in the afternoon. Showers likely with a chance of thunderstorms early in the morning, then showers in the late morning and afternoon. .MONDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUESDAY...Southwest winds 10 to 15 knots. Bay waters slightly choppy. Showers likely. .TUESDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth. Showers likely early in the evening, then a chance of showers in the late evening and overnight. .WEDNESDAY...Southwest winds 5 to 10 knots. Bay waters smooth. Showers likely. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth. Showers likely early in the evening, then a chance of showers in the late evening and overnight. Winds and waves higher in and near thunderstorms. $$ GMZ355-062115- Coastal waters from High Island to Freeport TX out 20 NM- 356 AM CDT Sat Jul 6 2024 .TODAY...Northwest winds around 5 knots, veering to southeast this afternoon. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 5 seconds and southeast 1 foot at 13 seconds. A chance of showers and thunderstorms. .TONIGHT...Southeast winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 11 seconds and south 1 foot at 4 seconds. A chance of showers and thunderstorms early in the evening. A chance of showers with isolated thunderstorms after midnight. .SUNDAY...TROPICAL STORM CONDITIONS POSSIBLE. East winds around 15 knots, rising to 15 to 20 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Southeast 6 feet at 10 seconds. Showers likely with a chance of thunderstorms. .SUNDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. Southeast winds 20 to 25 knots, rising to around 30 knots after midnight. Seas 7 to 10 feet, occasionally to 13 feet. Wave Detail: Southeast 8 feet at 10 seconds. A chance of thunderstorms. .MONDAY...TROPICAL STORM CONDITIONS POSSIBLE. Southeast winds 25 to 30 knots, rising to 30 to 35 knots in the afternoon. Seas 8 to 11 feet, occasionally to 14 feet. Wave Detail: Southeast 8 feet at 9 seconds and south 5 feet at 9 seconds. A chance of thunderstorms early in the morning. Showers. .MONDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUESDAY...Southwest winds 15 to 20 knots, easing to around 15 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Showers likely. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. Showers likely early in the evening, then a chance of showers in the late evening and overnight. .WEDNESDAY...Southwest winds 10 to 15 knots. Seas 3 to 4 feet. Showers likely until late afternoon, then a chance of showers late. .WEDNESDAY NIGHT...South winds around 10 knots. Seas 3 to 4 feet. A chance of showers after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ375-062115- Waters from High Island to Freeport TX from 20 to 60 NM- 356 AM CDT Sat Jul 6 2024 .TODAY...Northwest winds around 5 knots, veering to east this afternoon. Seas 1 foot or less. Wave Detail: Southeast 2 feet at 12 seconds and southwest 1 foot at 4 seconds. A slight chance of showers and thunderstorms early this morning, then a chance of showers and thunderstorms late this morning and early afternoon. A slight chance of showers and thunderstorms late. .TONIGHT...East winds around 10 knots, rising to 10 to 15 knots after midnight. Seas 3 to 4 feet, building to 5 to 7 feet, occasionally to 9 feet after midnight. Wave Detail: Southeast 5 feet at 11 seconds. A slight chance of showers and thunderstorms early in the evening. A chance of showers with isolated thunderstorms after midnight. .SUNDAY...TROPICAL STORM CONDITIONS POSSIBLE. East winds around 20 knots, rising to 20 to 25 knots in the afternoon. Seas 7 to 10 feet, occasionally to 13 feet. Wave Detail: Southeast 8 feet at 10 seconds. Showers likely with a chance of thunderstorms. .SUNDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. Southeast winds 20 to 25 knots. Seas 9 to 12 feet, occasionally to 15 feet. Wave Detail: Southeast 10 feet at 9 seconds. A chance of thunderstorms. .MONDAY...TROPICAL STORM CONDITIONS POSSIBLE. Southeast winds around 30 knots, easing to 20 to 25 knots in the afternoon. Seas 10 to 13 feet, occasionally to 17 feet, subsiding to 8 to 11 feet, occasionally to 14 feet in the afternoon. Wave Detail: Southeast 9 feet at 9 seconds and south 6 feet at 8 seconds. A chance of thunderstorms early in the morning. Showers. .MONDAY NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUESDAY...South winds 15 to 20 knots, becoming southwest around 15 knots in the afternoon. Seas 5 to 6 feet, occasionally to 8 feet. Showers. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 4 to 5 feet. .WEDNESDAY...Southwest winds 10 to 15 knots. Seas 4 to 5 feet. Showers likely until late afternoon, then a chance of showers late. .WEDNESDAY NIGHT...South winds around 10 knots. Seas 4 to 5 feet. Winds and seas higher in and near thunderstorms. $$