982  
FZUS54 KBRO 111818  
CWFBRO  
 
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
118 PM 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.  
 
GMZ100-120730-  
118 PM CDT SAT APR 11 2026  
   
SYNOPSIS
 
ADVERSE (SMALL CRAFT EXERCISE CAUTION) MARINE CONDITONS  
WILL PREVAIL THROUGH NEXT WEEK THANKS TO AN ENHANCED PRESSURE  
GRADIENT RESULTING IN BREEZY WINDS OUT OF THE SOUTH AND BUILDING  
WAVE HEIGHTS. SMALL CRAFT EXERCISE CAUTION HEADLINES WILL BE  
NEEDED EACH AFTERNOON THROUGH NEXT WEEK.  
 

 
 
GMZ130-132-135-120730-  
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-  
118 PM CDT SAT APR 11 2026  
   
TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON THE  
BAY.    
SUNDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. CHOPPY ON THE BAY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS DECREASING TO  
10 TO 15 KNOTS AFTER MIDNIGHT. CHOPPY ON THE BAY BECOMING A  
MODERATE CHOP AFTER MIDNIGHT. A CHANCE OF SHOWERS AND  
THUNDERSTORMS, MAINLY IN THE EVENING.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS IN THE AFTERNOON. A MODERATE CHOP ON THE BAY BECOMING  
CHOPPY IN THE AFTERNOON.    
MONDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP  
ON THE BAY.    
TUESDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS IN THE AFTERNOON. A MODERATE CHOP ON THE BAY BECOMING  
CHOPPY IN THE AFTERNOON.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS DECREASING TO  
10 TO 15 KNOTS AFTER MIDNIGHT. CHOPPY ON THE BAY BECOMING A  
MODERATE CHOP AFTER MIDNIGHT.    
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 DECREASING TO  
10 TO 15 KNOTS AFTER MIDNIGHT. CHOPPY ON THE BAY BECOMING A  
MODERATE CHOP AFTER MIDNIGHT.    
THURSDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS IN THE AFTERNOON. A MODERATE CHOP ON THE BAY BECOMING  
CHOPPY IN THE AFTERNOON.    
THURSDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP  
ON THE BAY.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ150-155-120730-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-  
118 PM CDT SAT APR 11 2026  
   
..SMALL CRAFT SHOULD EXERCISE CAUTION
 
 
   
TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: EAST 5 FEET AT 7 SECONDS.    
SUNDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET, WITH  
OCCASIONAL SEAS UP TO 7 FEET. WAVE DETAIL: EAST 5 FEET AT  
7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET.  
WAVE DETAIL: EAST 5 FEET AT 7 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS, MAINLY 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,  
WITH OCCASIONAL SEAS UP TO 7 FEET. WAVE DETAIL: EAST 5 FEET AT  
8 SECONDS.    
TUESDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET, WITH  
OCCASIONAL SEAS UP TO 7 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT  
8 SECONDS.    
TUESDAY NIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 5 TO  
7 FEET, WITH OCCASIONAL SEAS UP TO 8 FEET.    
WEDNESDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. GUSTS TO 30 KNOTS IN  
THE AFTERNOON. SEAS 5 TO 7 FEET, WITH OCCASIONAL SEAS UP TO  
8 FEET.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO  
6 FEET, WITH OCCASIONAL SEAS UP TO 7 FEET.    
THURSDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET,  
WITH OCCASIONAL SEAS UP TO 7 FEET.    
THURSDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO  
5 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ170-175-120730-  
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-  
118 PM CDT SAT APR 11 2026  
   
..SMALL CRAFT SHOULD EXERCISE CAUTION
 
 
   
TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET  
BUILDING TO 5 TO 7 FEET, WITH OCCASIONAL SEAS UP TO 8 FEET AFTER  
MIDNIGHT. WAVE DETAIL: EAST 5 FEET AT 8 SECONDS BECOMING EAST  
6 FEET AT 7 SECONDS.    
SUNDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET, WITH  
OCCASIONAL SEAS UP TO 8 FEET. WAVE DETAIL: EAST 6 FEET AT  
7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,  
WITH OCCASIONAL SEAS UP TO 8 FEET. WAVE DETAIL: EAST 6 FEET AT  
7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET, WITH  
OCCASIONAL SEAS UP TO 8 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT  
8 SECONDS.    
MONDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,  
WITH OCCASIONAL SEAS UP TO 8 FEET. WAVE DETAIL: SOUTHEAST 6 FEET  
AT 8 SECONDS.    
TUESDAY
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 5 TO 7 FEET,  
WITH OCCASIONAL SEAS UP TO 8 FEET. WAVE DETAIL: SOUTHEAST 6 FEET  
AT 8 SECONDS.    
TUESDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 6 TO  
8 FEET, WITH OCCASIONAL SEAS UP TO 9 FEET.    
WEDNESDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 6 TO 8 FEET, WITH OCCASIONAL SEAS  
UP TO 9 FEET.    
WEDNESDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO  
7 FEET, WITH OCCASIONAL SEAS UP TO 8 FEET.    
THURSDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,  
WITH OCCASIONAL SEAS UP TO 8 FEET.    
THURSDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO  
7 FEET, WITH OCCASIONAL SEAS UP TO 8 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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