822  
FZUS54 KHGX 030058  
CWFHGX  
 
COASTAL WATERS FORECAST FOR TEXAS  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
758 PM CDT TUE SEP 2 2025  
 
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.  
 
GMZ300-031315-  
758 PM CDT TUE SEP 2 2025  
 
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM  
INCLUDING GALVESTON AND MATAGORDA BAYS.  
 
LIGHT WINDS AND LOW SEAS WILL REMAIN THROUGH EARLY THIS WEEKEND.  
RAIN CHANCES DECREASE SIGNIFICANTLY BY THE MIDDLE OF THE WEEK,  
THOUGH A FEW ISOLATED MORNING SHOWERS AND STORMS WILL BE POSSIBLE.  
RAIN AND STORM CHANCES INCREASE OVER THE WEEKEND INTO EARLY NEXT  
WEEK.  
 

 
 
GMZ335-031315-  
GALVESTON BAY-  
758 PM CDT TUE SEP 2 2025  
   
TONIGHT
 
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING NORTH  
LATE. BAY WATERS SMOOTH.    
WEDNESDAY
 
NORTHWEST WINDS AROUND 5 KNOTS. BAY WATERS SMOOTH.    
WEDNESDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS  
SMOOTH.    
THURSDAY
 
WEST WINDS AROUND 5 KNOTS, BECOMING SOUTH IN THE  
AFTERNOON. BAY WATERS SMOOTH.    
THURSDAY NIGHT
 
SOUTH WINDS AROUND 10 KNOTS. BAY WATERS SMOOTH  
TO SLIGHTLY CHOPPY.    
FRIDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.   
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS  
SMOOTH. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
CHANCE OF SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS. BAY WATERS  
SMOOTH TO SLIGHTLY CHOPPY. A CHANCE OF SHOWERS IN THE EVENING,  
THEN A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ330-031315-  
MATAGORDA BAY-  
758 PM CDT TUE SEP 2 2025  
   
TONIGHT
 
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING NORTH  
LATE. BAY WATERS SMOOTH.   
WEDNESDAY
 
NORTH WINDS 5 TO 10 KNOTS, BECOMING EAST IN THE  
AFTERNOON. BAY WATERS SMOOTH.    
WEDNESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
THURSDAY
 
SOUTHWEST WINDS AROUND 5 KNOTS, BECOMING SOUTH IN THE  
AFTERNOON. BAY WATERS SMOOTH.    
THURSDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
FRIDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
SLIGHTLY CHOPPY.    
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS  
SMOOTH. A CHANCE OF SHOWERS IN THE EVENING, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.  
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.    
SUNDAY 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.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ350-355-031315-  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-  
758 PM CDT TUE SEP 2 2025  
   
TONIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: EAST 2 FEET AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE.    
WEDNESDAY
 
NORTH WINDS 5 TO 10 KNOTS, BECOMING NORTHEAST IN THE  
AFTERNOON. SEAS 1 FOOT OR LESS, THEN AROUND 2 FEET IN THE  
AFTERNOON. WAVE DETAIL: EAST 1 FOOT AT 4 SECONDS. A SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
WEDNESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST  
AFTER MIDNIGHT. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 1 FOOT  
AT 3 SECONDS.    
THURSDAY
 
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTH IN THE  
AFTERNOON. SEAS AROUND 2 FEET IN THE MORNING, THEN 1 FOOT OR  
LESS. WAVE DETAIL: SOUTHWEST 1 FOOT AT 3 SECONDS AND EAST 1 FOOT  
AT 6 SECONDS, BECOMING EAST 1 FOOT AT 5 SECONDS.    
THURSDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT  
4 SECONDS.    
FRIDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 4 SECONDS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS AROUND 2 FEET. A CHANCE OF SHOWERS AFTER MIDNIGHT.   
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. A  
CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET. A CHANCE OF SHOWERS IN THE EVENING, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.  
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ370-375-031315-  
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-  
758 PM CDT TUE SEP 2 2025  
   
TONIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: EAST 2 FEET AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE.    
WEDNESDAY
 
NORTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: EAST 2 FEET AT 4 SECONDS. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH  
AFTER MIDNIGHT. SEAS AROUND 2 FEET. WAVE DETAIL: EAST 2 FEET AT  
6 SECONDS.    
THURSDAY
 
WEST WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST IN THE  
AFTERNOON. SEAS AROUND 2 FEET. WAVE DETAIL: EAST 1 FOOT AT  
6 SECONDS.    
THURSDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND  
2 FEET. WAVE DETAIL: SOUTHEAST 1 FOOT AT 2 SECONDS AND EAST  
1 FOOT AT 5 SECONDS.    
FRIDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHEAST 1 FOOT AT 4 SECONDS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET. A CHANCE OF SHOWERS AFTER MIDNIGHT.    
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. A  
CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET. A CHANCE OF SHOWERS IN THE EVENING, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.  
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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