978  
FZUS54 KBRO 022108  
CWFBRO  
 
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
408 PM CDT THU APR 2 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.  
 
GMZ100-031015-  
408 PM CDT THU APR 2 2026  
   
SYNOPSIS  
SMALL CRAFT SHOULD EXERCISE CAUTION THROUGH THE  
EVENING WITH OCCASIONAL GUSTS TO 20 KTS AND SEAS 4-6 FT. SMALL  
CRAFT EXERCISE CAUTION TO SMALL CRAFT ADVISORY CONDITIONS CONTINUE  
INTO TOMORROW AS THE PRESSURE GRADIENT REMAINS TIGHT IN RESPONSE  
TO A DEEPENING UPPER LEVEL SYSTEM. A COLD FRONT APPROACHES THIS  
WEEKEND, BRINGING INCREASED RAIN/STORM CHANCES, ROUGH SEAS, AND  
ELEVATED WINDS. A SMALL CRAFT ADVISORY IS LIKELY THIS WEEKEND.  
 
 
 
GMZ130-132-135-031015-  
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-  
408 PM CDT THU APR 2 2026  
   
..SMALL CRAFT SHOULD EXERCISE CAUTION  
 
   
REST OF TODAY  
SOUTHEAST WINDS AROUND 20 KNOTS. ROUGH ON THE  
BAY.    
TONIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS. CHOPPY ON THE BAY.    
FRIDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
30 KNOTS. CHOPPY ON THE BAY.    
FRIDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
30 KNOTS, DIMINISHING TO 10 TO 15 KNOTS EARLY IN THE MORNING.  
CHOPPY ON THE BAY, DIMINISHING TO A MODERATE CHOP EARLY IN THE  
MORNING. A CHANCE OF SHOWERS.    
SATURDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON  
THE BAY. A CHANCE OF SHOWERS EARLY IN THE MORNING. A SLIGHT  
CHANCE OF SHOWERS LATE IN THE MORNING, THEN A CHANCE OF SHOWERS  
IN THE AFTERNOON.    
SATURDAY NIGHT  
EAST WINDS 10 TO 15 KNOTS, DIMINISHING TO 5 TO  
10 KNOTS AFTER MIDNIGHT. LIGHT CHOP ON THE BAY. SHOWERS LIKELY  
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN  
SHOWERS WITH A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY  
NORTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON THE  
BAY. SHOWERS WITH A CHANCE OF THUNDERSTORMS.    
SUNDAY NIGHT  
NORTH WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. A MODERATE CHOP ON THE BAY. SHOWERS. A  
CHANCE OF THUNDERSTORMS UNTIL EARLY MORNING, THEN A SLIGHT CHANCE  
OF THUNDERSTORMS EARLY IN THE MORNING.    
MONDAY  
NORTH WINDS 15 TO 20 KNOTS. CHOPPY ON THE BAY. SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS UNTIL LATE AFTERNOON, THEN  
A CHANCE OF SHOWERS LATE IN THE AFTERNOON.    
MONDAY NIGHT  
NORTH WINDS 10 TO 15 KNOTS, DIMINISHING TO 5 TO  
10 KNOTS AFTER MIDNIGHT. A MODERATE CHOP ON THE BAY, DIMINISHING  
TO LIGHT CHOP AFTER MIDNIGHT. A CHANCE OF SHOWERS EARLY IN THE  
EVENING, THEN A SLIGHT CHANCE OF SHOWERS IN THE LATE EVENING AND  
OVERNIGHT.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ150-155-031015-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-  
408 PM CDT THU APR 2 2026  
   
..SMALL CRAFT SHOULD EXERCISE CAUTION  
 
   
REST OF TODAY  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO  
5 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT 7 SECONDS.    
TONIGHT  
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO 5 FEET.  
WAVE DETAIL: SOUTHEAST 5 FEET AT 7 SECONDS.    
FRIDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: SOUTHEAST 5 FEET AT 7 SECONDS.    
FRIDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO  
10 TO 15 KNOTS EARLY IN THE MORNING. SEAS 4 TO 5 FEET, BUILDING  
TO 5 TO 7 FEET, OCCASIONALLY TO 9 FEET AFTER MIDNIGHT. WAVE  
DETAIL: SOUTHEAST 5 FEET AT 7 SECONDS. A CHANCE OF SHOWERS.    
SATURDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET.  
WAVE DETAIL: SOUTHEAST 5 FEET AT 7 SECONDS. A SLIGHT CHANCE OF  
SHOWERS UNTIL LATE AFTERNOON, THEN A CHANCE OF SHOWERS LATE IN  
THE AFTERNOON.    
SATURDAY NIGHT  
EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 5 FEET.  
WAVE DETAIL: EAST 4 FEET AT 7 SECONDS. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING. SHOWERS. A CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT.    
SUNDAY  
NORTHEAST WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO  
20 KNOTS IN THE AFTERNOON. SEAS 5 TO 7 FEET, OCCASIONALLY TO  
9 FEET, BUILDING TO 6 TO 9 FEET, OCCASIONALLY TO 11 FEET IN THE  
AFTERNOON. SHOWERS WITH A CHANCE OF THUNDERSTORMS.    
SUNDAY NIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 6 TO 9 FEET,  
OCCASIONALLY TO 11 FEET, SUBSIDING TO 5 TO 7 FEET, OCCASIONALLY  
TO 9 FEET AFTER MIDNIGHT. SHOWERS. A CHANCE OF THUNDERSTORMS  
UNTIL EARLY MORNING, THEN A SLIGHT CHANCE OF THUNDERSTORMS EARLY  
IN THE MORNING.    
MONDAY  
NORTH WINDS 20 TO 25 KNOTS, DIMINISHING TO 15 TO  
20 KNOTS LATE IN THE AFTERNOON. SEAS 5 TO 7 FEET, OCCASIONALLY TO  
9 FEET. SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS UNTIL LATE  
AFTERNOON, THEN SHOWERS LIKELY LATE IN THE AFTERNOON.    
MONDAY NIGHT  
NORTH WINDS 15 TO 20 KNOTS, BECOMING NORTHEAST  
10 TO 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. SEAS 4 TO  
6 FEET, OCCASIONALLY TO 8 FEET. A CHANCE OF SHOWERS UNTIL EARLY  
MORNING, THEN A SLIGHT CHANCE OF SHOWERS EARLY IN THE MORNING.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ170-175-031015-  
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-  
408 PM CDT THU APR 2 2026  
   
..SMALL CRAFT SHOULD EXERCISE CAUTION  
 
   
REST OF TODAY  
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO  
6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT  
7 SECONDS.    
TONIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET,  
BUILDING TO 5 TO 7 FEET, OCCASIONALLY TO 9 FEET AFTER MIDNIGHT.  
WAVE DETAIL: SOUTHEAST 5 FEET AT 7 SECONDS, BECOMING SOUTHEAST  
6 FEET AT 7 SECONDS.    
FRIDAY  
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: SOUTHEAST 5 FEET AT  
7 SECONDS.    
FRIDAY NIGHT  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT  
7 SECONDS. A SLIGHT CHANCE OF SHOWERS.    
SATURDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: SOUTHEAST 6 FEET AT  
7 SECONDS. A SLIGHT CHANCE OF SHOWERS.    
SATURDAY NIGHT  
EAST WINDS AROUND 10 KNOTS. SEAS 4 TO 5 FEET.  
WAVE DETAIL: SOUTHEAST 4 FEET AT 7 SECONDS. A CHANCE OF SHOWERS  
IN THE EVENING, THEN SHOWERS LIKELY WITH A CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY  
NORTHEAST WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO  
20 KNOTS LATE IN THE AFTERNOON. SEAS 6 TO 8 FEET, OCCASIONALLY TO  
10 FEET. SHOWERS WITH A CHANCE OF THUNDERSTORMS.    
SUNDAY NIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 6 TO 9 FEET,  
OCCASIONALLY TO 11 FEET. SHOWERS WITH A CHANCE OF THUNDERSTORMS.    
MONDAY  
NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 6 TO 8 FEET,  
OCCASIONALLY TO 10 FEET. SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS UNTIL LATE AFTERNOON, THEN SHOWERS LIKELY LATE IN  
THE AFTERNOON.    
MONDAY NIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO  
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 4 TO 6 FEET, OCCASIONALLY TO  
8 FEET. A CHANCE OF SHOWERS UNTIL EARLY MORNING, THEN A SLIGHT  
CHANCE OF SHOWERS EARLY IN THE MORNING.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
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