469  
FZUS54 KBRO 110736  
CWFBRO  
 
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
236 AM CDT SAT APR 11 2026  
 
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.  
 
GMZ100-112015-  
236 AM CDT SAT APR 11 2026  
   
SYNOPSIS
 
FAVORABLE MARINE CONDITIONS ARE FORECAST THROUGH LATE  
TONIGHT COURTESY OF THE MODEST PRESSURE GRADIENT IN PLACE. THE  
EXCEPTION WOULD BE IN THE IMMEDIATE VICINITY OF ANY HEAVIER  
SHOWERS OR THUNDERSTORMS THAT HAPPEN TO FORM OFFSHORE. MORE  
ADVERSE WINDS AND SEAS ARE ANTICIPATED FOR SUNDAY AND THROUGH THE  
MIDDLE OF NEXT WEEK AS THE GRADIENT STRENGTHENS. SMALL CRAFT  
SHOULD EXERCISE CAUTION AND SMALL CRAFT ADVISORY MAY BE NEEDED TO  
ACCOUNT FOR THE STRONGER WINDS AND HIGHER SEAS.  
 

 
 
GMZ130-132-135-112015-  
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-  
236 AM CDT SAT APR 11 2026  
   
TODAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS THIS AFTERNOON. A MODERATE CHOP ON THE BAY. A SLIGHT  
CHANCE OF THUNDERSTORMS UNTIL LATE AFTERNOON. A SLIGHT CHANCE OF  
SHOWERS.    
TONIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. A MODERATE CHOP ON  
THE BAY.    
SUNDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. CHOPPY ON THE BAY. A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO  
10 TO 15 KNOTS AFTER MIDNIGHT. A MODERATE CHOP ON THE BAY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL EARLY MORNING.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO  
20 KNOTS IN THE AFTERNOON. CHOPPY ON THE BAY.    
MONDAY NIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. A MODERATE CHOP  
ON THE BAY.    
TUESDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. CHOPPY ON THE BAY.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS. CHOPPY ON THE  
BAY.    
WEDNESDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. GUSTS TO 30 KNOTS IN  
THE AFTERNOON. CHOPPY ON THE BAY.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO  
10 TO 15 KNOTS AFTER MIDNIGHT. A MODERATE CHOP ON THE BAY.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ150-155-112015-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-  
236 AM CDT SAT APR 11 2026  
   
TODAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. WAVE  
DETAIL: EAST 4 FEET AT 8 SECONDS. A CHANCE OF SHOWERS EARLY THIS  
MORNING. A SLIGHT CHANCE OF THUNDERSTORMS THIS MORNING. A SLIGHT  
CHANCE OF SHOWERS THIS AFTERNOON.    
TONIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO 5 FEET.  
WAVE DETAIL: EAST 5 FEET AT 7 SECONDS.    
SUNDAY
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: EAST 5 FEET AT 7 SECONDS. A  
CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET.  
WAVE DETAIL: EAST 5 FEET AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS  
IN THE EVENING.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: SOUTHEAST 5 FEET AT 8 SECONDS.    
MONDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: EAST 5 FEET AT 8 SECONDS.    
TUESDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO  
7 FEET, OCCASIONALLY TO 9 FEET.    
WEDNESDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. GUSTS TO 30 KNOTS IN  
THE AFTERNOON. SEAS 5 TO 7 FEET, OCCASIONALLY TO 9 FEET.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO  
6 FEET, OCCASIONALLY TO 8 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ170-175-112015-  
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-  
236 AM CDT SAT APR 11 2026  
   
TODAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: EAST 4 FEET AT 8 SECONDS. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS EARLY THIS MORNING, THEN A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS LATE THIS MORNING.    
TONIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO 5 FEET,  
BUILDING TO 5 TO 7 FEET, OCCASIONALLY TO 9 FEET AFTER MIDNIGHT.  
WAVE DETAIL: EAST 5 FEET AT 8 SECONDS, BECOMING EAST 6 FEET AT  
7 SECONDS.    
SUNDAY
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: EAST 6 FEET AT 7 SECONDS. A  
SLIGHT CHANCE OF SHOWERS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 5 TO  
7 FEET, OCCASIONALLY TO 9 FEET. WAVE DETAIL: EAST 6 FEET AT  
7 SECONDS.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT  
8 SECONDS.    
MONDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT  
8 SECONDS.    
TUESDAY
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 6 TO  
8 FEET, OCCASIONALLY TO 10 FEET.    
WEDNESDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 6 TO 8 FEET,  
OCCASIONALLY TO 10 FEET.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 5 TO  
7 FEET, OCCASIONALLY TO 9 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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