116  
FZUS54 KHGX 061413  
CWFHGX  
 
COASTAL WATERS FORECAST FOR TEXAS  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
913 AM CDT TUE MAY 6 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.  
 
GMZ300-070315-  
SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT  
60 NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS  
913 AM CDT TUE MAY 6 2025  
 
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM  
INCLUDING GALVESTON AND MATAGORDA BAYS.  
 
GUSTY SOUTHEAST WINDS, ROUGH SEAS, ALONG WITH MORE POTENTIAL FOR  
SHOWERS AND THUNDERSTORMS ARE EXPECTED TO CONTINUE TODAY INTO  
WEDNESDAY. A SMALL CRAFT ADVISORY IS IN EFFECT DUE TO WIND GUSTS  
OVER 30 KNOTS AND HAZARDOUS SEAS. ANY THUNDERSTORMS WILL BE  
CAPABLE OF PRODUCING WINDS AND SEAS THAT ARE LOCALLY EVEN HIGHER.  
WIND GUSTS WILL ALSO BE HIGHER ON ELEVATED STRUCTURES SUCH AS TALL  
VESSELS AND BRIDGES.  
 
AT THE SHORE, WATER LEVELS ARE EXPECTED TO EXCEED 3.0 FEET ABOVE  
MEAN LOWER LOW WATER DURING THE HIGH TIDE CYCLES TODAY AND  
TOMORROW. THE THUNDERSTORM THREAT CONTINUES INTO WEDNESDAY  
MORNING, POSSIBLY INTO THE EARLY AFTERNOON. WINDS SHIFT NORTHERLY  
LATER IN THE WEEK, WITH DRIER CONDITIONS AND LOWER SEAS AND WINDS  
HEADING INTO THE WEEKEND.  
 
 
 
GMZ335-070315-  
GALVESTON BAY-  
913 AM CDT TUE MAY 6 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
   
REST OF TODAY  
SOUTHEAST WINDS 15 TO 25 KNOTS GUSTING UP TO  
AROUND 30 KNOTS. BAY WATERS CHOPPY TO ROUGH. A CHANCE OF SHOWERS  
THIS MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS DEVELOP THIS  
AFTERNOON.    
TONIGHT  
SOUTH WINDS 15 TO 20 KNOTS, BECOMING SOUTHEAST AROUND  
15 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY. A CHANCE OF  
THUNDERSTORMS.    
WEDNESDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. CHANCE OF SHOWERS AND THUNDERSTORMS.    
WEDNESDAY NIGHT  
EAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. A CHANCE OF THUNDERSTORMS. SHOWERS LIKELY EARLY IN THE  
EVENING, THEN A CHANCE OF SHOWERS IN THE LATE EVENING AND  
OVERNIGHT.    
THURSDAY  
NORTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS.    
THURSDAY NIGHT  
NORTHEAST WINDS 5 TO 10 KNOTS, BACKING TO NORTH  
AFTER MIDNIGHT. BAY WATERS SMOOTH.    
FRIDAY  
NORTH WINDS AROUND 10 KNOTS. BAY WATERS SMOOTH TO  
SLIGHTLY CHOPPY.    
FRIDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
SATURDAY  
NORTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
SATURDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ330-070315-  
MATAGORDA BAY-  
913 AM CDT TUE MAY 6 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
   
REST OF TODAY  
SOUTH WINDS 15 TO 25 KNOTS AND GUSTY. BAY WATERS  
CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE THIS  
MORNING AND EARLY AFTERNOON, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE.   
TONIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS, EASING TO AROUND  
10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY, EASING TO  
SMOOTH AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS  
EARLY IN THE EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE IN THE EVENING. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.    
WEDNESDAY  
EAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.    
WEDNESDAY NIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS, BECOMING EAST  
AROUND 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. BAY WATERS  
CHOPPY, EASING TO SLIGHTLY CHOPPY IN THE LATE EVENING AND  
OVERNIGHT. SHOWERS LIKELY IN THE EVENING. A CHANCE OF  
THUNDERSTORMS. A CHANCE OF SHOWERS AFTER MIDNIGHT.    
THURSDAY  
NORTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
CHANCE OF SHOWERS AND THUNDERSTORMS.    
THURSDAY NIGHT  
NORTHEAST WINDS AROUND 10 KNOTS. BAY WATERS  
SMOOTH TO SLIGHTLY CHOPPY.    
FRIDAY  
NORTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY CHOPPY.   
FRIDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
SATURDAY  
NORTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
SATURDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ350-355-070315-  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-  
913 AM CDT TUE MAY 6 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT  
 
   
REST OF TODAY  
SOUTHEAST WINDS 20 TO 25 KNOTS, BECOMING SOUTH  
AROUND 20 KNOTS LATE. GUSTS OVER 30 KNOTS. SEAS 5 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT 6  
SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE THIS  
MORNING AND EARLY AFTERNOON, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE.    
TONIGHT  
SOUTH WINDS 15 TO 20 KNOTS, BECOMING SOUTHEAST  
OVERNIGHT. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL:  
SOUTHEAST 5 FEET AT 7 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL EARLY MORNING, THEN THUNDERSTORMS LIKELY WITH  
A CHANCE OF SHOWERS LATE.   
WEDNESDAY  
SOUTHEAST WINDS AROUND 15 KNOTS, BECOMING EAST 15 TO  
20 KNOTS LATE. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE  
DETAIL: SOUTHEAST 5 FEET AT 8 SECONDS. SHOWERS WITH THUNDERSTORMS  
LIKELY.    
WEDNESDAY NIGHT  
EAST WINDS 15 TO 20 KNOTS, EASING TO AROUND  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET, SUBSIDING TO 3 TO 4 FEET AFTER MIDNIGHT.  
WAVE DETAIL: SOUTHEAST 4 FEET AT 8 SECONDS. A CHANCE OF SHOWERS  
AND THUNDERSTORMS.    
THURSDAY  
NORTHEAST WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET.  
WAVE DETAIL: SOUTHEAST 4 FEET AT 8 SECONDS. A CHANCE OF  
THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING.    
THURSDAY NIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO  
4 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT 8 SECONDS. A CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING.    
FRIDAY  
NORTH WINDS 10 TO 15 KNOTS. SEAS AROUND 3 FEET.    
FRIDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
SATURDAY  
NORTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
SATURDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. SEAS AROUND 3 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ370-375-070315-  
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-  
913 AM CDT TUE MAY 6 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT  
 
   
REST OF TODAY  
SOUTHEAST WINDS 15 TO 25 KNOTS. SEAS 6 TO 7  
FEET, OCCASIONALLY TO 9 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT 6  
SECONDS. A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE OF  
THUNDERSTORMS THIS AFTERNOON.    
TONIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS, EASING TO AROUND  
15 KNOTS AFTER MIDNIGHT. SEAS 6 TO 7 FEET, OCCASIONALLY TO  
9 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT 7 SECONDS. A CHANCE OF  
SHOWERS AND THUNDERSTORMS.    
WEDNESDAY  
SOUTHEAST WINDS AROUND 15 KNOTS, BECOMING EAST 15 TO  
20 KNOTS IN THE AFTERNOON. SEAS 5 TO 6 FEET, OCCASIONALLY TO  
8 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT 8 SECONDS. SHOWERS  
LIKELY WITH A CHANCE OF THUNDERSTORMS.    
WEDNESDAY NIGHT  
EAST WINDS 15 TO 20 KNOTS, BECOMING SOUTHEAST  
AROUND 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. SEAS 5 TO  
7 FEET, OCCASIONALLY TO 9 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT  
8 SECONDS. A CHANCE OF THUNDERSTORMS. SHOWERS LIKELY EARLY IN THE  
EVENING, THEN A CHANCE OF SHOWERS IN THE LATE EVENING AND  
OVERNIGHT.    
THURSDAY  
EAST WINDS AROUND 10 KNOTS, BACKING TO NORTHEAST IN  
THE AFTERNOON. SEAS 3 TO 5 FEET. WAVE DETAIL: EAST 5 FEET AT  
7 SECONDS. A CHANCE OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN  
THE MORNING.    
THURSDAY NIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO  
4 FEET. WAVE DETAIL: EAST 4 FEET AT 7 SECONDS. A CHANCE OF  
SHOWERS AND THUNDERSTORMS.    
FRIDAY  
NORTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
FRIDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. A  
CHANCE OF SHOWERS AFTER MIDNIGHT.    
SATURDAY  
NORTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. A  
CHANCE OF SHOWERS IN THE MORNING.    
SATURDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab TX Page
Main Text Page