375  
FZUS54 KBRO 260714  
CWFBRO  
 
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
214 AM CDT SAT SEP 26 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.  
 
GMZ100-262030-  
214 AM CDT SAT SEP 26 2026  
   
SYNOPSIS  
FAVORABLE MARINE CONDITIONS WILL OCCUR ALONG THE LOWER  
TEXAS COAST THROUGH THE NEXT SEVERAL DAYS WITH LIGHT TO MODERATE  
WINDS AND LOW TO MODERATE SEAS IN PLACE. MORE ADVERSE WINDS AND  
SEAS EARLY NEXT WEEK MAY RESULT IN SMALL CRAFT SHOULD EXERCISE  
CAUTION OR SMALL CRAFT ADVISORY BEGINNING TUESDAY NIGHT.  
 
 
 
GMZ130-132-135-262030-  
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-  
214 AM CDT SAT SEP 26 2026  
   
TODAY  
EAST WINDS 5 TO 10 KNOTS. A LIGHT CHOP ON THE BAY. A  
SLIGHT CHANCE OF SHOWERS EARLY THIS AFTERNOON.    
TONIGHT  
EAST WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST AFTER  
MIDNIGHT, THEN BECOMING SOUTH AROUND 5 KNOTS EARLY IN THE  
MORNING. A LIGHT CHOP ON THE BAY.    
SUNDAY  
SOUTHWEST WINDS AROUND 5 KNOTS, BECOMING EAST LATE IN  
THE MORNING, THEN INCREASING TO 5 TO 10 KNOTS IN THE AFTERNOON.  
A LIGHT CHOP ON THE BAY.    
SUNDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING 5 TO  
10 KNOTS AFTER MIDNIGHT. A LIGHT CHOP ON THE BAY.    
MONDAY  
SOUTHEAST WINDS AROUND 5 KNOTS, INCREASING TO 5 TO  
10 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING EAST 10 TO  
15 KNOTS LATE IN THE AFTERNOON. A LIGHT CHOP ON THE BAY,  
INCREASING TO A MODERATE CHOP ON THE BAY IN THE AFTERNOON. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
MONDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING AROUND  
10 KNOTS EARLY IN THE MORNING. A MODERATE CHOP ON THE BAY,  
DIMINISHING TO A LIGHT CHOP ON THE BAY EARLY IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS EARLY IN THE EVENING.    
TUESDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO  
20 KNOTS LATE IN THE AFTERNOON. A MODERATE CHOP ON THE BAY,  
INCREASING TO CHOPPY BAY WATERS LATE IN THE AFTERNOON. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS.    
TUESDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS. CHOPPY BAY  
WATERS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING.   
WEDNESDAY  
SOUTH WINDS 15 TO 20 KNOTS, BECOMING SOUTHEAST 20 TO  
25 KNOTS IN THE AFTERNOON. ROUGH BAY WATERS. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
WEDNESDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS. CHOPPY BAY  
WATERS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ150-155-262030-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-  
214 AM CDT SAT SEP 26 2026  
   
TODAY  
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL:  
EAST 3 FEET AT 6 SECONDS. A SLIGHT CHANCE OF SHOWERS THIS  
AFTERNOON.    
TONIGHT  
EAST WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST AFTER  
MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST 2 FEET AT  
6 SECONDS.    
SUNDAY  
SOUTH WINDS AROUND 5 KNOTS, BECOMING EAST IN THE  
AFTERNOON, THEN INCREASING TO 5 TO 10 KNOTS LATE IN THE  
AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST 2 FEET AT  
6 SECONDS.    
SUNDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING 5 TO  
10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST  
2 FEET AT 6 SECONDS AND SOUTHEAST 1 FOOT AT 3 SECONDS.    
MONDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS.    
MONDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: EAST 2 FEET AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS AFTER MIDNIGHT.    
TUESDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL LATE AFTERNOON.    
TUESDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO  
4 FEET, BUILDING TO 4 TO 6 FEET, OCCASIONALLY TO 8 FEET AFTER  
MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.    
WEDNESDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL LATE AFTERNOON.    
WEDNESDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5  
FEET, BUILDING TO 5 TO 7 FEET, OCCASIONALLY TO 9 FEET AFTER  
MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ170-175-262030-  
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-  
214 AM CDT SAT SEP 26 2026  
   
TODAY  
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL:  
EAST 3 FEET AT 6 SECONDS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY THIS AFTERNOON. A SLIGHT CHANCE OF SHOWERS  
LATE THIS AFTERNOON.    
TONIGHT  
EAST WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST AFTER  
MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST 2 FEET AT  
6 SECONDS.    
SUNDAY  
SOUTHEAST WINDS AROUND 5 KNOTS, BECOMING EAST AROUND  
5 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST  
2 FEET AT 6 SECONDS. A SLIGHT CHANCE OF SHOWERS LATE IN THE  
MORNING.    
SUNDAY NIGHT  
EAST WINDS AROUND 10 KNOTS, BECOMING SOUTHEAST  
AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST 2 FEET AT  
6 SECONDS.    
MONDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING EAST LATE IN  
THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST 2 FEET AT  
6 SECONDS. A SLIGHT CHANCE OF SHOWERS.    
MONDAY NIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING AROUND  
15 KNOTS EARLY IN THE MORNING. SEAS 2 TO 3 FEET. WAVE DETAIL:  
SOUTHEAST 3 FEET AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.    
TUESDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
TUESDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS, INCREASING TO  
20 TO 25 KNOTS EARLY IN THE MORNING. SEAS 3 TO 4 FEET, BUILDING  
TO 4 TO 6 FEET, OCCASIONALLY TO 8 FEET AFTER MIDNIGHT. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
WEDNESDAY  
SOUTH WINDS 20 TO 25 KNOTS, BECOMING SOUTHEAST 15 TO  
20 KNOTS LATE IN THE AFTERNOON. SEAS 6 TO 8 FEET, OCCASIONALLY TO  
10 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
WEDNESDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO  
7 FEET, OCCASIONALLY TO 9 FEET. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
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