Texas Coastal Marine Forecast
Expires:202607192100;;222697 FZUS54 KLCH 190809 CWFLCH Coastal Waters Forecast National Weather Service Lake Charles LA 308 AM CDT Sun Jul 19 2026 Coastal waters from the Lower Atchafalaya River LA to High Island TX out 60 nautical miles including Sabine and Calcasieu Lakes and Vermilion and Cote Blanche Bays Seas are provided as a range of the average height of the highest one third of the waves, along with the occasional height of the average highest ten percent of the waves. GMZ450-192100- Coastal waters from Cameron LA to High Island TX out 20 NM- 308 AM CDT Sun Jul 19 2026 .TODAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .TONIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .MONDAY...West winds 10 to 15 knots. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds. .MONDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .TUESDAY...West winds 10 to 15 knots. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds. .TUESDAY NIGHT...Southwest winds around 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at 4 seconds. .WEDNESDAY...West winds 10 to 15 knots. Seas 2 to 3 feet. .WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 to 3 feet. .THURSDAY...Northwest winds 10 to 15 knots, becoming southwest in the afternoon. Seas around 2 feet. A slight chance of showers and thunderstorms. .THURSDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. A slight chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ Expires:202607192100;;222692 FZUS54 KLCH 190809 CWFLCH Coastal Waters Forecast National Weather Service Lake Charles LA 308 AM CDT Sun Jul 19 2026 Coastal waters from the Lower Atchafalaya River LA to High Island TX out 60 nautical miles including Sabine and Calcasieu Lakes and Vermilion and Cote Blanche Bays Seas are provided as a range of the average height of the highest one third of the waves, along with the occasional height of the average highest ten percent of the waves. GMZ400-192100- 308 AM CDT Sun Jul 19 2026 .Synopsis for Lower Atchafalaya River LA to High Island TX out 60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote Blanche Bays... High pressure will continue its stay over the northwest Gulf through the first part of the week. Low to breezy westerlies, dry conditions and low to occasionally elevated seas can be expected. Outside of the northwest Gulf, an area of broad low pressure is developing in the east Gulf. Gradual development is forecast as it moves to the north Gulf early this week. Not anticipating any impacts to northwest Gulf waters, however, winds and seas could see a localized increase from west to east in response to the tightening pressure gradient. $$ Expires:202607200100;;230640 FZUS54 KHGX 191200 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 700 AM CDT Sun Jul 19 2026 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. GMZ350-355-200100- Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM-Coastal waters from High Island to Freeport TX out 20 NM- 700 AM CDT Sun Jul 19 2026 .TODAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. .TONIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. .MONDAY...West winds 10 to 15 knots, becoming southwest around 10 knots in the afternoon. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds. .MONDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .TUESDAY...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .TUESDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .WEDNESDAY...Southwest winds 10 to 15 knots. Seas around 2 feet. .WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. .THURSDAY...West winds 10 to 15 knots, becoming southwest around 10 knots in the afternoon. Seas around 2 feet. .THURSDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. $$ Expires:202607200100;;230641 FZUS54 KHGX 191200 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 700 AM CDT Sun Jul 19 2026 Upper Texas coastal waters from High Island to the Matagorda Ship Channel out 60 nautical miles including Galveston and Matagorda Bays. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with the occasional height of the average highest 10 percent of the waves. GMZ370-375-200100- Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM-Waters from High Island to Freeport TX from 20 to 60 NM- 700 AM CDT Sun Jul 19 2026 .TODAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. .TONIGHT...South winds around 10 knots, becoming southwest 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. .MONDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at 9 seconds. .MONDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at 9 seconds. .TUESDAY...West winds 10 to 15 knots, becoming southwest around 10 knots in the afternoon. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .TUESDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .WEDNESDAY...Southwest winds 10 to 15 knots, diminishing to around 10 knots in the afternoon. Seas around 2 feet. .WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. .THURSDAY...West winds 10 to 15 knots, becoming southwest around 10 knots in the afternoon. Seas around 2 feet. .THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. $$ Expires:202607200100;;230640 FZUS54 KHGX 191200 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 700 AM CDT Sun Jul 19 2026 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. GMZ350-355-200100- Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM-Coastal waters from High Island to Freeport TX out 20 NM- 700 AM CDT Sun Jul 19 2026 .TODAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. .TONIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. .MONDAY...West winds 10 to 15 knots, becoming southwest around 10 knots in the afternoon. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds. .MONDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .TUESDAY...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .TUESDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .WEDNESDAY...Southwest winds 10 to 15 knots. Seas around 2 feet. .WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. .THURSDAY...West winds 10 to 15 knots, becoming southwest around 10 knots in the afternoon. Seas around 2 feet. .THURSDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. $$ Expires:202607200100;;230641 FZUS54 KHGX 191200 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 700 AM CDT Sun Jul 19 2026 Upper Texas coastal waters from High Island to the Matagorda Ship Channel out 60 nautical miles including Galveston and Matagorda Bays. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with the occasional height of the average highest 10 percent of the waves. GMZ370-375-200100- Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM-Waters from High Island to Freeport TX from 20 to 60 NM- 700 AM CDT Sun Jul 19 2026 .TODAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. .TONIGHT...South winds around 10 knots, becoming southwest 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. .MONDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at 9 seconds. .MONDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at 9 seconds. .TUESDAY...West winds 10 to 15 knots, becoming southwest around 10 knots in the afternoon. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .TUESDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .WEDNESDAY...Southwest winds 10 to 15 knots, diminishing to around 10 knots in the afternoon. Seas around 2 feet. .WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet. .THURSDAY...West winds 10 to 15 knots, becoming southwest around 10 knots in the afternoon. Seas around 2 feet. .THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. $$ Expires:202607200100;;230639 FZUS54 KHGX 191200 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 700 AM CDT Sun Jul 19 2026 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. GMZ330-200100- Matagorda Bay- 700 AM CDT Sun Jul 19 2026 .TODAY...South winds around 10 knots. Bay waters smooth to slightly choppy. .TONIGHT...South winds 10 to 15 knots. Bay waters slightly choppy. .MONDAY...South winds 5 to 10 knots. Bay waters smooth. .MONDAY NIGHT...South winds around 10 knots. Bay waters smooth to slightly choppy. .TUESDAY...Southwest winds 5 to 10 knots. Bay waters smooth. .TUESDAY NIGHT...South winds 10 to 15 knots. Bay waters slightly choppy. .WEDNESDAY...Southwest winds 5 to 10 knots. Bay waters smooth. .WEDNESDAY NIGHT...South winds 10 to 15 knots, becoming southwest around 10 knots after midnight. Bay waters slightly choppy, diminishing to smooth after midnight. .THURSDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Bay waters smooth. .THURSDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth. $$ Expires:202607200100;;230637 FZUS54 KHGX 191200 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 700 AM CDT Sun Jul 19 2026 Upper Texas coastal waters from High Island to the Matagorda Ship Channel out 60 nautical miles including Galveston and Matagorda Bays. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with the occasional height of the average highest 10 percent of the waves. GMZ300-200100- 700 AM CDT Sun Jul 19 2026 .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM including Galveston and Matagorda Bays. Favorable marine conditions are anticipated into midweek. Surface high pressure will be situated across the northwest Gulf. Southwest winds late at night and in the mornings should become more southerly in the afternoon and evenings as the seabreeze pushes inland. Speeds will generally be in the 8-15kt range...highest at night in the Gulf, and in the afternoons and evenings in the bays. $$Texas Coastal Marine Forecast
Expires:202607192015;;220419 FZUS54 KCRP 190705 CWFCRP Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX 205 AM CDT Sun Jul 19 2026 Middle Texas coastal waters from Baffin Bay to Matagorda ship channel out to 60 nautical miles. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with occasional height of the average highest 10 percent of the waves. GMZ270-275-192015- Waters from Baffin Bay to Port Aransas from 20 to 60 NM- Waters from Port Aransas to Matagorda Ship Channel from 20 to 60 NM- 205 AM CDT Sun Jul 19 2026 .TODAY...South winds 10 to 15 knots, diminishing to 5 to 10 knots late. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. .TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. .MONDAY...South winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds and southeast 1 foot at 9 seconds. .TUESDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds. .WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet. .WEDNESDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas around 2 feet. .THURSDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. .THURSDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas 2 to 3 feet. $$ Expires:202607192015;;220418 FZUS54 KCRP 190705 CWFCRP Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX 205 AM CDT Sun Jul 19 2026 Middle Texas coastal waters from Baffin Bay to Matagorda ship channel out to 60 nautical miles. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with occasional height of the average highest 10 percent of the waves. GMZ250-192015- Coastal waters from Baffin Bay to Port Aransas out 20 NM- 205 AM CDT Sun Jul 19 2026 .TODAY...South winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 5 seconds. .TONIGHT...South winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: South 4 feet at 5 seconds. .MONDAY...South winds 10 to 15 knots, becoming southeast with gusts up to 20 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. .MONDAY NIGHT...Southeast winds around 15 knots, becoming south after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 4 seconds. .TUESDAY...South winds 10 to 15 knots, becoming south 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds. .WEDNESDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas around 2 feet. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south after midnight. Seas 2 to 3 feet. .THURSDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas around 2 feet. .THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. $$ Expires:202204060415;;696753 FZUS54 KCRP 051559 AAA CWFCRP Coastal Waters Forecast...UPDATED National Weather Service Corpus Christi TX 1059 AM CDT Tue Apr 5 2022 Middle Texas coastal waters from Baffin Bay to Matagorda ship channel out to 60 nautical miles. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with occasional height of the average highest 10 percent of the waves. GMZ230-060415- Bays and Waterways from Baffin Bay to Port Aransas- 1059 AM CDT Tue Apr 5 2022 .REST OF TODAY...Southeast wind 5 to 10 knots. Bays smooth. .TONIGHT...Southeast wind around 10 knots shifting south after midnight. Bays slightly choppy to occasionally choppy. A slight chance of showers and thunderstorms in the evening. Patchy fog in the evening. Areas of fog after midnight. .WEDNESDAY...Southwest wind 10 to 15 knots becoming north 15 to 20 knots in the afternoon. Bays choppy to occasionally rough. Patchy fog in the morning. .WEDNESDAY NIGHT...North wind 20 to 25 knots. Bays choppy to rough. .THURSDAY...Northeast wind 15 to 20 knots. Bays choppy to occasionally rough. .THURSDAY NIGHT...Northeast wind 10 to 15 knots. Bays slightly choppy to occasionally choppy. .FRIDAY...North wind 10 to 15 knots shifting southeast in the afternoon. Bays slightly choppy to occasionally choppy. .FRIDAY NIGHT...Southeast wind 15 to 20 knots becoming south 10 to 15 knots after midnight. Bays choppy. .SATURDAY...South wind 10 to 15 knots becoming southeast 15 to 20 knots in the afternoon. Bays choppy. .SATURDAY NIGHT...Southeast wind around 20 knots. Bays choppy to occasionally rough. $$ Expires:202607192015;;220414 FZUS54 KCRP 190705 CWFCRP Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX 205 AM CDT Sun Jul 19 2026 Middle Texas coastal waters from Baffin Bay to Matagorda ship channel out to 60 nautical miles. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with occasional height of the average highest 10 percent of the waves. GMZ200-192015- 205 AM CDT Sun Jul 19 2026 .SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS... A moderate (BF 4) onshore flow is forecast for the next several days, with a fresh breeze developing along the coast south of Port Aransas in the afternoons. By midweek next week, overall flow will lower slightly to become more gentle to moderate (BF 3-4). Rain chances through the period will be very low (<10%). $$ Expires:202607192030;;220410 FZUS54 KBRO 190705 CWFBRO Coastal Waters Forecast for the Lower Texas Coast National Weather Service Brownsville TX 205 AM CDT Sun Jul 19 2026 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. GMZ100-192030- 205 AM CDT Sun Jul 19 2026 .SYNOPSIS...A modest pressure gradient will produce generally moderate winds and seas along the Lower Texas Coast through the forecast period. Although Small Craft Advisory is not likely to be needed, periodic Small Craft Should Exercise Caution is possible, especially for the Laguna Madre. $$ Expires:202607192030;;220412 FZUS54 KBRO 190705 CWFBRO Coastal Waters Forecast for the Lower Texas Coast National Weather Service Brownsville TX 205 AM CDT Sun Jul 19 2026 Lower Texas coastal waters from Baffin Bay to the mouth of the Rio Grande out 60 NM. Seas are provided as a range of the average height of the highest 1/3 of the waves, along with the occasional height of the average highest 10 percent of the waves. GMZ150-155-192030- Gulf waters from Port Mansfield to the Rio Grande out 20 nm- Gulf waters from Baffin Bay to Port Mansfield out 20 nm- 205 AM CDT Sun Jul 19 2026 .TODAY...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. .TONIGHT...South winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at 6 seconds. .MONDAY...South winds 10 to 15 knots, becoming southeast late in the afternoon. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. .MONDAY NIGHT...Southeast winds 10 to 15 knots, becoming south early in the morning. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 4 seconds. .TUESDAY...South winds 10 to 15 knots, becoming southeast late in the afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds. .TUESDAY NIGHT...South winds 10 to 15 knots, becoming around 10 knots early in the morning. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds. .WEDNESDAY...South winds 5 to 10 knots, becoming southeast 10 to 15 knots late in the afternoon. Seas 2 to 3 feet. .WEDNESDAY NIGHT...South winds 10 to 15 knots, becoming around 10 knots early in the morning. Seas 2 to 3 feet. .THURSDAY...South winds 5 to 10 knots, becoming southeast early in the afternoon, then increasing to 10 to 15 knots late in the afternoon. Seas 2 to 3 feet. .THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. $$