952  
FZUS54 KHGX 171637  
CWFHGX  
 
COASTAL WATERS FORECAST FOR TEXAS  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
1137 AM CDT SAT OCT 17 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.  
 
GMZ300-180515-  
1137 AM CDT SAT OCT 17 2026  
 
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM  
INCLUDING GALVESTON AND MATAGORDA BAYS.  
 
SUSTAINED WINDS BETWEEN 25 AND 35 KNOTS, ALONG WITH SOME HIGHER  
GUSTS, ACROSS THE CENTRAL AND SOUTHERN BAYS AND GULF WATERS, WILL  
BEGIN TAPERING DOWN AS WE HEAD INTO THE AFTERNOON HOURS. WINDS  
AND SEAS WILL CONTINUE TO DIMINISH FOR THE REMAINDER OF THE  
DAY...THOUGH REMAIN FAIRLY ELEVATED IN THE GULF THROUGH SUNDAY.  
WINDS WILL VEER TO THE EAST EARLY NEXT WEEK AND SET UP A MODERATE  
FETCH ACROSS THE NORTHERN GULF COAST FOR MUCH OF THE WEEK.  
 

 
 
GMZ335-180515-  
GALVESTON BAY-  
1137 AM CDT SAT OCT 17 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON
 
 
   
THIS AFTERNOON
 
NORTH WINDS 15 TO 25 KNOTS, DIMINISHING TO  
AROUND 15 KNOTS LATE. BAY WATERS CHOPPY, DIMINISHING TO SLIGHTLY  
CHOPPY LATE.    
TONIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. BAY WATERS SLIGHTLY CHOPPY.    
SUNDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS, DIMINISHING TO AROUND 10 KNOTS IN THE AFTERNOON. BAY  
WATERS SLIGHTLY CHOPPY, DIMINISHING TO SMOOTH IN THE AFTERNOON.    
SUNDAY NIGHT
 
EAST WINDS AROUND 10 KNOTS, BECOMING NORTHEAST  
10 TO 15 KNOTS AFTER MIDNIGHT. BAY WATERS SMOOTH, INCREASING TO  
SLIGHTLY CHOPPY AFTER MIDNIGHT.    
MONDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
MONDAY NIGHT
 
EAST WINDS AROUND 10 KNOTS, BECOMING NORTHEAST  
10 TO 15 KNOTS AFTER MIDNIGHT. BAY WATERS SMOOTH, INCREASING TO  
SLIGHTLY CHOPPY AFTER MIDNIGHT.    
TUESDAY
 
EAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY CHOPPY.   
TUESDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
WEDNESDAY
 
EAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
WEDNESDAY NIGHT
 
EAST WINDS AROUND 5 KNOTS. BAY WATERS SMOOTH.  
 

 
 
GMZ355-180515-  
COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-  
1137 AM CDT SAT OCT 17 2026  
   
..GALE WARNING IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON
 
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
THIS AFTERNOON
 
NORTHEAST WINDS 20 TO 30 KNOTS, BECOMING NORTH  
AROUND 20 KNOTS LATE. SEAS 5 TO 8 FEET, OCCASIONALLY TO 10 FEET.  
WAVE DETAIL: NORTHEAST 6 FEET AT 6 SECONDS.    
TONIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL:  
NORTHEAST 5 FEET AT 6 SECONDS.    
SUNDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO AROUND  
15 KNOTS IN THE AFTERNOON. SEAS 3 TO 5 FEET. WAVE DETAIL: EAST  
4 FEET AT 6 SECONDS.    
SUNDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: EAST 2 FEET AT 6 SECONDS.    
MONDAY
 
EAST WINDS 15 TO 20 KNOTS, BECOMING NORTHEAST AROUND  
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET. WAVE DETAIL: EAST  
3 FEET AT 7 SECONDS.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. WAVE  
DETAIL: EAST 4 FEET AT 7 SECONDS.    
TUESDAY
 
EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.    
TUESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET,  
SUBSIDING TO 2 TO 3 FEET AFTER MIDNIGHT.    
WEDNESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.    
WEDNESDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.  
 

 
 
GMZ375-180515-  
WATERS FROM HIGH ISLAND TO FREEPORT TX FROM 20 TO 60 NM-  
1137 AM CDT SAT OCT 17 2026  
   
..GALE WARNING IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON
 
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
THIS AFTERNOON
 
NORTHEAST WINDS AROUND 30 KNOTS, DIMINISHING TO  
20 TO 25 KNOTS. SEAS 8 TO 11 FEET, OCCASIONALLY TO 14 FEET. WAVE  
DETAIL: NORTHEAST 10 FEET AT 7 SECONDS.    
TONIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 6 TO 9 FEET, OCCASIONALLY TO 11 FEET, SUBSIDING TO  
5 TO 6 FEET, OCCASIONALLY TO 8 FEET AFTER MIDNIGHT. WAVE DETAIL:  
NORTHEAST 7 FEET AT 7 SECONDS, BECOMING EAST 5 FEET AT 7 SECONDS.   
SUNDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. WAVE  
DETAIL: EAST 4 FEET AT 7 SECONDS.    
SUNDAY NIGHT
 
NORTHEAST WINDS AROUND 15 KNOTS, BECOMING EAST  
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET. WAVE DETAIL:  
EAST 4 FEET AT 6 SECONDS.    
MONDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: EAST 5 FEET AT 7 SECONDS.    
MONDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: EAST 5 FEET AT 8 SECONDS.    
TUESDAY
 
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. A CHANCE OF SHOWERS.    
TUESDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET.    
WEDNESDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.    
WEDNESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
 

 
 
GMZ330-180515-  
MATAGORDA BAY-  
1137 AM CDT SAT OCT 17 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON
 
 
   
THIS AFTERNOON
 
NORTH WINDS 15 TO 25 KNOTS, DIMINISHING TO  
AROUND 15 KNOTS LATE. BAY WATERS CHOPPY, DIMINISHING TO SLIGHTLY  
CHOPPY LATE.    
TONIGHT
 
NORTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
SUNDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS, DIMINISHING TO AROUND 10 KNOTS IN THE AFTERNOON. BAY  
WATERS SLIGHTLY CHOPPY, DIMINISHING TO SMOOTH IN THE AFTERNOON.    
SUNDAY NIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.   
MONDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
MONDAY NIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
SLIGHTLY CHOPPY.    
TUESDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. A CHANCE OF SHOWERS IN THE AFTERNOON.    
TUESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
WEDNESDAY
 
EAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
WEDNESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, DIMINISHING TO  
AROUND 10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY,  
DIMINISHING TO SMOOTH AFTER MIDNIGHT.  
 

 
 
GMZ350-180515-  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-  
1137 AM CDT SAT OCT 17 2026  
   
..GALE WARNING IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON
 
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
THIS AFTERNOON
 
NORTHEAST WINDS 20 TO 30 KNOTS, BECOMING NORTH  
AROUND 20 KNOTS LATE. SEAS 6 TO 9 FEET, OCCASIONALLY TO 11 FEET.  
WAVE DETAIL: EAST 6 FEET AT 8 SECONDS.    
TONIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 5 TO 7 FEET, OCCASIONALLY TO 9 FEET. WAVE DETAIL:  
EAST 5 FEET AT 8 SECONDS.    
SUNDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO AROUND  
15 KNOTS IN THE AFTERNOON. SEAS 3 TO 5 FEET. WAVE DETAIL: EAST  
4 FEET AT 7 SECONDS.    
SUNDAY NIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.  
WAVE DETAIL: EAST 3 FEET AT 7 SECONDS.    
MONDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET. WAVE  
DETAIL: EAST 4 FEET AT 7 SECONDS.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. WAVE  
DETAIL: EAST 5 FEET AT 7 SECONDS.    
TUESDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. A CHANCE OF SHOWERS IN THE AFTERNOON.    
TUESDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET, SUBSIDING TO 3 TO 4 FEET AFTER MIDNIGHT.    
WEDNESDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.    
WEDNESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, DIMINISHING TO  
AROUND 10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET.  
 

 
 
GMZ370-180515-  
WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM 20 TO  
60 NM-  
1137 AM CDT SAT OCT 17 2026  
   
..GALE WARNING IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON
 
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
THIS AFTERNOON
 
NORTHEAST WINDS AROUND 30 KNOTS, BECOMING NORTH  
20 TO 25 KNOTS. SEAS 9 TO 12 FEET, OCCASIONALLY TO 15 FEET. WAVE  
DETAIL: NORTHEAST 10 FEET AT 8 SECONDS.    
TONIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 6 TO 9 FEET, OCCASIONALLY TO 11 FEET, SUBSIDING TO  
5 TO 7 FEET, OCCASIONALLY TO 9 FEET AFTER MIDNIGHT. WAVE DETAIL:  
NORTHEAST 7 FEET AT 8 SECONDS, BECOMING NORTHEAST 6 FEET AT  
7 SECONDS.    
SUNDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: NORTHEAST 5 FEET AT 7 SECONDS.    
SUNDAY NIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.  
WAVE DETAIL: NORTHEAST 4 FEET AT 7 SECONDS.    
MONDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST 5 FEET AT  
6 SECONDS.    
MONDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL:  
EAST 5 FEET AT 8 SECONDS.    
TUESDAY
 
EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. A CHANCE OF SHOWERS.    
TUESDAY NIGHT
 
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET.    
WEDNESDAY
 
EAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET.    
WEDNESDAY NIGHT
 
EAST WINDS AROUND 15 KNOTS, DIMINISHING TO  
AROUND 10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET.  
 

 
 
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