743  
FZUS54 KBRO 281001  
CWFBRO  
 
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
401 AM CST SAT FEB 28 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.  
 
GMZ100-282315-  
401 AM CST SAT FEB 28 2026  
   
SYNOPSIS  
AREAS OF LOCALLY DENSE FOG ARE EXPECTED ACROSS THE  
LAGUNA MADRE AND NEARSHORE (0-20 NM) GULF WATERS INTO MIDDAY  
SATURDAY, ESPECIALLY NORTH OF PORT MANSFIELD. OTHERWISE,  
GENERALLY FAVORABLE CONDITIONS ARE EXPECTED TO PERSIST THROUGH  
MONDAY WITH LIGHT TO MODERATE EASTERLY TO SOUTHEASTERLY WINDS AND  
LOW SEAS. THE PRESSURE GRADIENT STRENGTHENS ACROSS THE LOWER  
TEXAS COAST BY MIDWEEK, WITH ADVERSE MARINE CONDITIONS.  
 
 
 
GMZ130-132-135-282315-  
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-  
401 AM CST SAT FEB 28 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY  
 
   
TODAY  
EAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO 15 KNOTS  
LATE THIS AFTERNOON. LIGHT CHOP ON THE BAY, INCREASING TO A  
MODERATE CHOP LATE THIS AFTERNOON. AREAS OF DENSE FOG EARLY THIS  
MORNING.    
TONIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. LIGHT CHOP ON THE BAY.    
SUNDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS IN THE AFTERNOON. A MODERATE CHOP ON THE BAY.    
SUNDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP  
ON THE BAY.    
MONDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON THE  
BAY.    
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. CHOPPY ON THE BAY.    
TUESDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO  
10 TO 15 KNOTS AFTER MIDNIGHT. A MODERATE CHOP ON THE BAY.    
WEDNESDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO  
20 KNOTS IN THE AFTERNOON. CHOPPY ON THE BAY. A SLIGHT CHANCE OF  
SHOWERS.    
WEDNESDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE  
CHOP ON THE BAY. A SLIGHT CHANCE OF SHOWERS.  
 
 
 
GMZ150-155-282315-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-  
401 AM CST SAT FEB 28 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY  
 
   
TODAY  
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL:  
SOUTHEAST 2 FEET AT 6 SECONDS. AREAS OF DENSE FOG EARLY THIS  
MORNING.    
TONIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS.    
SUNDAY  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: EAST 3 FEET AT 6 SECONDS.    
SUNDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO  
3 FEET. WAVE DETAIL: EAST 3 FEET AT 6 SECONDS.    
MONDAY  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: EAST 3 FEET AT 6 SECONDS.    
MONDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO  
4 FEET. WAVE DETAIL: EAST 3 FEET AT 6 SECONDS.    
TUESDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
TUESDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO  
4 FEET. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.    
WEDNESDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET. A  
SLIGHT CHANCE OF SHOWERS.    
WEDNESDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO  
5 FEET. A SLIGHT CHANCE OF SHOWERS.  
 
 
 
GMZ170-175-282315-  
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-  
401 AM CST SAT FEB 28 2026  
   
TODAY  
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL:  
SOUTHEAST 2 FEET AT 6 SECONDS. PATCHY FOG EARLY THIS MORNING.    
TONIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 3 FEET AT 5 SECONDS.    
SUNDAY  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: EAST 3 FEET AT 6 SECONDS.    
SUNDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
WAVE DETAIL: EAST 3 FEET AT 6 SECONDS.    
MONDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET. WAVE  
DETAIL: EAST 3 FEET AT 6 SECONDS.    
MONDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
WAVE DETAIL: EAST 3 FEET AT 6 SECONDS.    
TUESDAY  
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 3 TO 4 FEET.    
TUESDAY NIGHT  
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 3 TO  
5 FEET.    
WEDNESDAY  
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO 5 FEET. A  
SLIGHT CHANCE OF SHOWERS.    
WEDNESDAY NIGHT  
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO  
6 FEET, OCCASIONALLY TO 8 FEET. A SLIGHT CHANCE OF SHOWERS.  
 
 
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