537  
FZUS54 KBRO 292044  
CWFBRO  
 
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
344 PM CDT THU MAY 29 2025  
 
LOWER TEXAS COASTAL WATERS FROM BAFFIN BAY TO THE MOUTH OF THE  
RIO GRANDE OUT 60 NM.  
 
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.  
 
GMZ100-300915-  
344 PM CDT THU MAY 29 2025  
   
SYNOPSIS
 
FAVORABLE MARINE CONDITIONS ARE EXPECTED ALONG THE  
LOWER TEXAS COAST THROUGH THE NEXT SEVERAL DAYS, WITH LIGHT TO  
MODERATE WINDS AND LOW TO MODERATE SEAS FORECAST.  
 

 
 
GMZ130-132-135-300915-  
LAGUNA MADRE FROM THE PORT OF BROWNSVILLE TO THE ARROYO COLORADO-  
LAGUNA MADRE FROM THE ARROYO COLORADO TO 5 NM NORTH OF PORT  
MANSFIELD TX-  
LAGUNA MADRE FROM 5 NM NORTH OF PORT MANSFIELD TO BAFFIN BAY TX-  
344 PM CDT THU MAY 29 2025  
   
TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO  
10 KNOTS AFTER MIDNIGHT. A MODERATE CHOP ON THE BAY BECOMING  
LIGHT CHOP AFTER MIDNIGHT.    
FRIDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. LIGHT CHOP ON THE BAY.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. LIGHT CHOP ON THE  
BAY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.   
SATURDAY
 
EAST WINDS AROUND 5 KNOTS INCREASING TO 5 TO 10 KNOTS  
IN THE AFTERNOON. SMOOTH ON THE BAY BECOMING LIGHT CHOP IN THE  
AFTERNOON. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS DECREASING TO  
AROUND 5 KNOTS AFTER MIDNIGHT. LIGHT CHOP ON THE BAY BECOMING  
SMOOTH AFTER MIDNIGHT.    
SUNDAY
 
SOUTHEAST WINDS AROUND 5 KNOTS INCREASING TO 5 TO  
10 KNOTS IN THE AFTERNOON. SMOOTH ON THE BAY BECOMING LIGHT CHOP  
IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. LIGHT CHOP ON THE  
BAY.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON THE  
BAY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP  
ON THE BAY.    
TUESDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON THE  
BAY.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP  
ON THE BAY.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ150-155-300915-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-  
344 PM CDT THU MAY 29 2025  
   
TONIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET. WAVE  
DETAIL: EAST 3 FEET AT 6 SECONDS.    
FRIDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTHEAST 2 FEET AT 7 SECONDS. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
SATURDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING AROUND  
5 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST  
2 FEET AT 6 SECONDS.    
SUNDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO  
3 FEET.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.   
TUESDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO  
5 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ170-175-300915-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE EXTENDING FROM  
20 TO 60 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD EXTENDING FROM  
20 TO 60 NM-  
344 PM CDT THU MAY 29 2025  
   
TONIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET. WAVE  
DETAIL: EAST 3 FEET AT 6 SECONDS.    
FRIDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 3 FEET AT 7 SECONDS AND NORTHEAST 1 FOOT AT  
4 SECONDS.    
FRIDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 7 SECONDS.    
SATURDAY
 
EAST WINDS AROUND 5 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF SHOWERS IN THE  
MORNING. A SLIGHT CHANCE OF THUNDERSTORMS. A SLIGHT CHANCE OF  
SHOWERS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTHEAST WINDS AROUND 5 KNOTS. SEAS 2 TO  
3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 7 SECONDS.    
SUNDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. A SLIGHT CHANCE OF SHOWERS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO  
3 FEET.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
MONDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.   
TUESDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO  
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 4 TO 5 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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