663  
FZUS54 KHGX 130037  
CWFHGX  
 
COASTAL WATERS FORECAST FOR TEXAS  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
737 PM CDT FRI JUN 12 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.  
 
GMZ300-131315-  
737 PM CDT FRI JUN 12 2026  
 
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM  
INCLUDING GALVESTON AND MATAGORDA BAYS.  
 
LIGHT TO OCCASIONALLY MODERATE ONSHORE WINDS ARE EXPECTED INTO THE  
WEEKEND WITH SEAS OF 2 TO 5 FEET. CAUTION FLAGS MAY BE WARRANTED  
AT TIMES OVER THE NEXT FEW DAYS, ESPECIALLY THIS WEEKEND AS SEAS  
NEAR 6 TO 7 FEET OFFSHORE. ISOLATED SHOWERS AND THUNDERSTORMS WILL  
BE POSSIBLE EACH DAY WITH RAIN CHANCES RISING OVER THE WEEKEND  
INTO EARLY NEXT WEEK. A HIGH RISK OF RIP CURRENTS IS ANTICIPATED  
ALMOST DAILY FOR THE FORESEEABLE FUTURE.  
 

 
 
GMZ335-131315-  
GALVESTON BAY-  
737 PM CDT FRI JUN 12 2026  
   
TONIGHT
 
SOUTH WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. BAY WATERS SLIGHTLY CHOPPY. A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS EARLY THIS EVENING.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
SATURDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. BAY WATERS SLIGHTLY CHOPPY.    
SUNDAY
 
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY CHOPPY.  
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SUNDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. SHOWERS  
LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE MORNING, THEN  
SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON.    
MONDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
CHANCE OF THUNDERSTORMS. SHOWERS.   
TUESDAY
 
WEST WINDS AROUND 5 KNOTS, BECOMING SOUTH IN THE  
AFTERNOON. BAY WATERS SMOOTH. A CHANCE OF THUNDERSTORMS. SHOWERS,  
MAINLY IN THE MORNING.    
TUESDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
WEDNESDAY
 
SOUTH WINDS AROUND 15 KNOTS, INCREASING TO 15 TO  
20 KNOTS IN THE AFTERNOON. BAY WATERS SLIGHTLY CHOPPY, INCREASING  
TO CHOPPY IN THE AFTERNOON. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
WEDNESDAY NIGHT
 
SOUTH WINDS AROUND 20 KNOTS, INCREASING TO  
20 TO 25 KNOTS AFTER MIDNIGHT. BAY WATERS CHOPPY, INCREASING TO  
ROUGH AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ330-131315-  
MATAGORDA BAY-  
737 PM CDT FRI JUN 12 2026  
   
TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. BAY WATERS SLIGHTLY CHOPPY. A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS EARLY THIS EVENING.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. BAY WATERS SLIGHTLY CHOPPY.    
SUNDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. A CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
SLIGHTLY CHOPPY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE  
OF THUNDERSTORMS. SHOWERS, MAINLY IN THE MORNING.    
MONDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AFTER MIDNIGHT.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST IN THE  
AFTERNOON. BAY WATERS SMOOTH. A CHANCE OF THUNDERSTORMS. SHOWERS,  
MAINLY IN THE MORNING.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
SLIGHTLY CHOPPY. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS  
LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
WEDNESDAY
 
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
WEDNESDAY NIGHT
 
SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.  
A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ350-355-131315-  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-  
737 PM CDT FRI JUN 12 2026  
   
TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS 2 TO 4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT  
6 SECONDS.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS 3 TO 5 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT  
8 SECONDS.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO  
6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT  
8 SECONDS.    
SUNDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT  
8 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET.  
WAVE DETAIL: SOUTHEAST 5 FEET AT 8 SECONDS. SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
MONDAY
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. WAVE  
DETAIL: SOUTH 4 FEET AT 8 SECONDS. A CHANCE OF THUNDERSTORMS.  
SHOWERS LIKELY, MAINLY IN THE MORNING.    
MONDAY NIGHT
 
SOUTH WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET. A  
CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AFTER MIDNIGHT.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. A CHANCE  
OF THUNDERSTORMS. SHOWERS, MAINLY IN THE MORNING.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO  
4 FEET. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.    
WEDNESDAY
 
SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 4 FEET. A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
WEDNESDAY NIGHT
 
SOUTH WINDS AROUND 20 KNOTS, INCREASING TO  
20 TO 25 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET. A CHANCE OF  
SHOWERS AFTER MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ370-375-131315-  
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-  
737 PM CDT FRI JUN 12 2026  
   
TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. WAVE  
DETAIL: SOUTHEAST 4 FEET AT 7 SECONDS.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT  
8 SECONDS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 5 TO 7 FEET, OCCASIONALLY TO 9 FEET. WAVE DETAIL:  
SOUTHEAST 6 FEET AT 8 SECONDS.    
SUNDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT  
8 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT  
8 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
MONDAY
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: SOUTH 5 FEET AT 8 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING.    
MONDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. A CHANCE  
OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO  
4 FEET. SHOWERS LIKELY AFTER MIDNIGHT.    
WEDNESDAY
 
SOUTH WINDS 15 TO 20 KNOTS. SEAS AROUND 4 FEET. A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
WEDNESDAY NIGHT
 
SOUTH WINDS AROUND 20 KNOTS, INCREASING TO  
20 TO 25 KNOTS AFTER MIDNIGHT. SEAS 4 TO 5 FEET. A CHANCE OF  
SHOWERS AFTER MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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