077  
FZUS54 KHGX 102255  
CWFHGX  
 
COASTAL WATERS FORECAST FOR TEXAS  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
555 PM CDT FRI JUL 10 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.  
 
GMZ300-111115-  
555 PM CDT FRI JUL 10 2026  
 
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM  
INCLUDING GALVESTON AND MATAGORDA BAYS.  
 
LIGHT TO OCCASIONALLY MODERATE ONSHORE WINDS AND 2-4FT SEAS  
PREVAIL TONIGHT INTO NEXT WEEK. THE PRIMARY MARINE CONCERN WILL BE  
FOR EARLY MORNING THROUGH EARLY AFTERNOON STORMS IN THE COASTAL  
ENVIRONMENT THIS WEEKEND. MORE NUMEROUS ACTIVITY IS ANTICIPATED  
SUNDAY NIGHT THROUGH TUESDAY. WIDESPREAD SEVERE WEATHER IS NOT  
ANTICIPATED, THOUGH WINDS AND SEAS WILL BE HIGHER IN AND NEAR ANY  
ISOLATED MORE INTENSE CELLS.  
 

 
 
GMZ335-111115-  
GALVESTON BAY-  
555 PM CDT FRI JUL 10 2026  
   
TONIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS EARLY THIS EVENING,  
BECOMING SOUTH AROUND 10 KNOTS LATE THIS EVENING AND OVERNIGHT.  
BAY WATERS SLIGHTLY CHOPPY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS EVENING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE.    
SATURDAY
 
SOUTH WINDS AROUND 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO  
SLIGHTLY CHOPPY IN THE AFTERNOON. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
SATURDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS.    
SUNDAY
 
SOUTH WINDS AROUND 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO  
SLIGHTLY CHOPPY IN THE AFTERNOON. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS, DIMINISHING TO AROUND  
10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY, DIMINISHING  
TO SMOOTH AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY
 
SOUTHWEST 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 IN THE EVENING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. SHOWERS  
AND THUNDERSTORMS LIKELY, MAINLY IN THE MORNING.    
TUESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
WEDNESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
WEDNESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ330-111115-  
MATAGORDA BAY-  
555 PM CDT FRI JUL 10 2026  
   
TONIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS EARLY THIS EVENING,  
THEN 10 TO 15 KNOTS OVERNIGHT. BAY WATERS SLIGHTLY CHOPPY. A  
CHANCE OF SHOWERS AND THUNDERSTORMS LATE.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
SLIGHTLY CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING.    
SUNDAY
 
SOUTH WINDS AROUND 10 KNOTS, BECOMING SOUTHEAST 10 TO  
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO  
SLIGHTLY CHOPPY IN THE AFTERNOON. A CHANCE OF SHOWERS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH  
AROUND 10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY,  
DIMINISHING TO SMOOTH AFTER MIDNIGHT. A CHANCE OF SHOWERS.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE  
OF SHOWERS.    
MONDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE  
OF SHOWERS IN THE MORNING.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
SLIGHTLY CHOPPY.    
WEDNESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
SLIGHTLY CHOPPY.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ350-355-111115-  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-  
555 PM CDT FRI JUL 10 2026  
   
TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOT. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
SATURDAY NIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO  
3 FEET. WAVE DETAIL: SOUTH 3 FEET AT 6 SECONDS. A CHANCE OF  
SHOWERS AND THUNDERSTORMS.    
SUNDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTH WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF SHOWERS  
AND THUNDERSTORMS.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 3 FEET AT 7 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
MONDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. A CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
3 FEET.    
WEDNESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
4 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ370-375-111115-  
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-  
555 PM CDT FRI JUL 10 2026  
   
TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND 3 FEET.  
WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF SHOWERS  
AND THUNDERSTORMS THIS EVENING. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE.    
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 3 FEET.  
WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF SHOWERS  
AND THUNDERSTORMS.    
SATURDAY NIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 3 TO  
4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. WAVE  
DETAIL: SOUTH 3 FEET AT 6 SECONDS. A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY IN THE  
AFTERNOON.    
SUNDAY NIGHT
 
SOUTH WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET.  
WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. WAVE  
DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS.    
MONDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET. A CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
TUESDAY NIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 3 TO  
4 FEET.    
WEDNESDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO  
4 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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