370  
FZUS54 KBRO 191014  
CWFBRO  
 
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
414 AM CST SUN JAN 19 2025  
 
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.  
 
GMZ100-192315-  
414 AM CST SUN JAN 19 2025  
   
SYNOPSIS
 
STRONG NORTHERLY FLOW AND BUILDING SEAS ARE EXPECTED  
TODAY AS HIGH PRESSURE SURGES INTO THE REGION. A FEW GALE FORCE  
GUSTS WILL BE POSSIBLE THIS MORNING. MARINE CONDITIONS WILL  
BRIEFLY IMPROVE LATE TONIGHT INTO EARLY MONDAY MORNING WITH WINDS  
DECREASING AND SHIFTING TO THE EAST. WINDS WILL INCREASE AND SEAS  
BUILD AGAIN MONDAY AFTERNOON. HAZARDOUS MARINE CONDITIONS ARE  
EXPECTED TO PERSIST THROUGH WEDNESDAY. PRECIPITATION IS LIKELY  
MONDAY INTO TUESDAY. FOR THE LATTER HALF OF THE WEEK, EXPECT  
MODERATE WINDS AND SEAS AS A COASTAL LOW APPROACHES FROM THE  
SOUTH. THIS WILL BRING A MODERATE CHANCE OF RAIN THURSDAY AND  
FRIDAY.  
 

 
 
GMZ130-132-135-192315-  
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-  
414 AM CST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM CST THIS AFTERNOON
 
 
...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY  
AFTERNOON...  
   
TODAY
 
NORTH WINDS 20 TO 25 KNOTS WITH HIGHER GUSTS,  
DIMINISHING TO 15 TO 20 KNOTS LATE THIS AFTERNOON. ROUGH ON THE  
BAY, DIMINISHING TO CHOPPY LATE THIS AFTERNOON.    
TONIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON THE  
BAY.    
MONDAY
 
NORTHEAST WINDS AROUND 10 KNOTS. LIGHT CHOP ON THE BAY.  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN LIKELY IN THE  
AFTERNOON.    
MONDAY NIGHT
 
NORTHEAST WINDS AROUND 10 KNOTS, BECOMING NORTH  
LATE IN THE EVENING, THEN INCREASING TO 10 TO 15 KNOTS AFTER  
MIDNIGHT, INCREASING TO 20 TO 25 KNOTS WITH GUSTS UP TO 30 KNOTS  
EARLY IN THE MORNING. LIGHT CHOP ON THE BAY, INCREASING TO A  
MODERATE CHOP AFTER MIDNIGHT, THEN INCREASING TO ROUGH EARLY IN  
THE MORNING. SHOWERS.   
TUESDAY
 
NORTH WINDS 25 TO 30 KNOTS WITH GUSTS UP TO 40 KNOTS.  
VERY ROUGH ON THE BAY. SHOWERS IN THE MORNING, THEN A CHANCE OF  
SHOWERS AND DRIZZLE IN THE AFTERNOON.    
TUESDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS WITH GUSTS UP TO  
30 KNOTS, DIMINISHING TO 15 TO 20 KNOTS AFTER MIDNIGHT. ROUGH ON  
THE BAY, DIMINISHING TO CHOPPY AFTER MIDNIGHT. A SLIGHT CHANCE OF  
DRIZZLE IN THE EVENING.    
WEDNESDAY
 
NORTH WINDS 10 TO 15 KNOTS, DIMINISHING TO 5 TO  
10 KNOTS IN THE AFTERNOON. A MODERATE CHOP ON THE BAY,  
DIMINISHING TO LIGHT CHOP IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS. LIGHT CHOP ON THE  
BAY.    
THURSDAY
 
NORTH WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON THE  
BAY. A SLIGHT CHANCE OF SHOWERS IN THE MORNING. A SLIGHT CHANCE  
OF DRIZZLE.    
THURSDAY NIGHT
 
NORTH WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON  
THE BAY. A SLIGHT CHANCE OF VERY LIGHT DRIZZLE.  
 

 
 
GMZ150-155-192315-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-  
414 AM CST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
 
 
...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY  
AFTERNOON...  
   
TODAY
 
NORTH WINDS 25 TO 30 KNOTS, DIMINISHING TO 20 TO  
25 KNOTS WITH GUSTS UP TO 30 KNOTS THIS AFTERNOON. SEAS 8 TO  
11 FEET, OCCASIONALLY TO 14 FEET. WAVE DETAIL: NORTHEAST 10 FEET  
AT 8 SECONDS AND NORTHWEST 2 FEET AT 4 SECONDS.    
TONIGHT
 
NORTH WINDS 15 TO 20 KNOTS, BECOMING NORTHEAST 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET, SUBSIDING TO 4 TO 5 FEET AFTER MIDNIGHT.  
WAVE DETAIL: NORTHEAST 7 FEET AT 8 SECONDS AND NORTHWEST 2 FEET  
AT 3 SECONDS, BECOMING NORTHEAST 5 FEET AT 8 SECONDS.    
MONDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST 6 FEET AT  
7 SECONDS. A CHANCE OF RAIN EARLY IN THE MORNING, THEN RAIN IN  
THE AFTERNOON.    
MONDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING NORTH  
15 TO 20 KNOTS AFTER MIDNIGHT, THEN INCREASING TO 20 TO 25 KNOTS  
WITH GUSTS UP TO 35 KNOTS EARLY IN THE MORNING. SEAS 6 TO 8 FEET,  
OCCASIONALLY TO 10 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT  
8 SECONDS. SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE LATE  
EVENING AND EARLY MORNING.    
TUESDAY
 
NORTH WINDS 25 TO 35 KNOTS. SEAS 9 TO 12 FEET,  
OCCASIONALLY TO 15 FEET, BUILDING TO 13 TO 18 FEET, OCCASIONALLY  
TO 23 FEET IN THE AFTERNOON. WAVE DETAIL: NORTHEAST 12 FEET AT  
9 SECONDS, BECOMING NORTHEAST 18 FEET AT 10 SECONDS. SHOWERS,  
MAINLY IN THE MORNING.    
TUESDAY NIGHT
 
NORTH WINDS 25 TO 30 KNOTS, DIMINISHING TO 15 TO  
20 KNOTS. SEAS 12 TO 17 FEET, OCCASIONALLY TO 22 FEET, SUBSIDING  
TO 8 TO 13 FEET, OCCASIONALLY TO 17 FEET AFTER MIDNIGHT. WAVE  
DETAIL: NORTHEAST 16 FEET AT 10 SECONDS AND NORTHWEST 2 FEET AT  
5 SECONDS, BECOMING NORTHEAST 13 FEET AT 10 SECONDS. A CHANCE OF  
DRIZZLE, MAINLY IN THE EVENING.    
WEDNESDAY
 
NORTH WINDS 10 TO 15 KNOTS, BECOMING AROUND 10 KNOTS  
LATE IN THE AFTERNOON. SEAS 6 TO 9 FEET, OCCASIONALLY TO 11 FEET.   
WEDNESDAY NIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS, BECOMING NORTH  
AFTER MIDNIGHT, THEN INCREASING TO 10 TO 15 KNOTS EARLY IN THE  
MORNING. SEAS 5 TO 7 FEET, OCCASIONALLY TO 9 FEET. A SLIGHT  
CHANCE OF SHOWERS AFTER MIDNIGHT.    
THURSDAY
 
NORTH WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. A CHANCE OF DRIZZLE.    
THURSDAY NIGHT
 
NORTH WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. A SLIGHT CHANCE OF DRIZZLE.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ170-175-192315-  
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-  
414 AM CST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
 
 
...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY  
AFTERNOON...  
   
TODAY
 
NORTH WINDS 25 TO 30 KNOTS, DIMINISHING TO 20 TO  
25 KNOTS LATE THIS AFTERNOON. SEAS 8 TO 13 FEET, OCCASIONALLY TO  
17 FEET. WAVE DETAIL: NORTH 12 FEET AT 8 SECONDS AND EAST 10 FEET  
AT 7 SECONDS.    
TONIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. SEAS 6 TO 9 FEET, OCCASIONALLY TO  
11 FEET, SUBSIDING TO 5 TO 7 FEET, OCCASIONALLY TO 9 FEET AFTER  
MIDNIGHT. WAVE DETAIL: NORTHEAST 9 FEET AT 8 SECONDS, BECOMING  
NORTHEAST 6 FEET AT 8 SECONDS.    
MONDAY
 
EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. WAVE DETAIL: NORTHEAST 7 FEET AT  
7 SECONDS. A CHANCE OF RAIN EARLY IN THE MORNING, THEN RAIN IN  
THE AFTERNOON. A SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE  
AFTERNOON.    
MONDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO  
10 TO 15 KNOTS AFTER MIDNIGHT, THEN BECOMING NORTHEAST 20 TO  
25 KNOTS WITH GUSTS UP TO 30 KNOTS EARLY IN THE MORNING. SEAS  
6 TO 9 FEET, OCCASIONALLY TO 11 FEET. WAVE DETAIL: EAST 8 FEET AT  
8 SECONDS. SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.    
TUESDAY
 
NORTH WINDS 25 TO 30 KNOTS, BECOMING 25 TO 35 KNOTS IN  
THE AFTERNOON. SEAS 9 TO 14 FEET, OCCASIONALLY TO 18 FEET,  
BUILDING TO 15 TO 20 FEET, OCCASIONALLY TO 25 FEET IN THE  
AFTERNOON. WAVE DETAIL: NORTHEAST 14 FEET AT 9 SECONDS, BECOMING  
NORTHEAST 20 FEET AT 10 SECONDS AND NORTH 11 FEET AT 8 SECONDS.  
SHOWERS.   
TUESDAY NIGHT
 
NORTH WINDS 25 TO 35 KNOTS, DIMINISHING TO 15 TO  
20 KNOTS. SEAS 14 TO 19 FEET, OCCASIONALLY TO 24 FEET, SUBSIDING  
TO 10 TO 15 FEET, OCCASIONALLY TO 19 FEET AFTER MIDNIGHT. WAVE  
DETAIL: NORTHEAST 18 FEET AT 10 SECONDS AND NORTH 11 FEET AT  
8 SECONDS, BECOMING NORTHEAST 13 FEET AT 10 SECONDS AND NORTHWEST  
7 FEET AT 7 SECONDS. SHOWERS LIKELY WITH A CHANCE OF DRIZZLE IN  
THE EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
DRIZZLE AFTER MIDNIGHT.    
WEDNESDAY
 
NORTH WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 8 TO 11 FEET, OCCASIONALLY TO  
14 FEET, SUBSIDING TO 7 TO 9 FEET, OCCASIONALLY TO 11 FEET IN THE  
AFTERNOON. A SLIGHT CHANCE OF DRIZZLE IN THE MORNING, THEN A  
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
NORTHEAST WINDS AROUND 10 KNOTS, BECOMING  
NORTH EARLY IN THE MORNING. SEAS 6 TO 8 FEET, OCCASIONALLY TO  
10 FEET. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.    
THURSDAY
 
NORTH WINDS 10 TO 15 KNOTS, INCREASING TO 15 TO  
20 KNOTS LATE IN THE AFTERNOON. SEAS 6 TO 8 FEET, OCCASIONALLY TO  
10 FEET. A CHANCE OF SHOWERS IN THE MORNING. A CHANCE OF DRIZZLE.   
THURSDAY NIGHT
 
NORTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET,  
OCCASIONALLY TO 9 FEET. A CHANCE OF SHOWERS IN THE EVENING. A  
SLIGHT CHANCE OF DRIZZLE.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TX Page Main Text Page