376  
FZNT26 KNHC 220813  
OFFN05  
 
NAVTEX MARINE FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
413 AM EDT FRI AUG 22 2025  
 
...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE  
THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED  
COASTAL WATERS FORECASTS...  
   
SYNOPSIS  
IN THE WAKE OF HURRICANE ERIN, THE CENTRAL ATLANTIC  
HIGH PRESSURE WILL BUILD WEST-SOUTHWESTWARD TOWARD THE BAHAMAS.  
THIS WILL ALLOW FOR THE NORMAL TRADE WIND FLOW TO RETURN TO THE  
REGIONAL WATERS. A LONG PERIOD NORTHERLY SWELL FROM ERIN WILL  
IMPACT THE AREA INTO THE WEEKEND, RESULTING IN HAZARDOUS SEAS  
FOR THE ATLANTIC WATERS AND PASSAGES. AN AREA OF DISORGANIZED  
SHOWERS AND THUNDERSTORMS ASSOCIATED WITH A TROPICAL WAVE IS  
LOCATED A COUPLE HUNDRED NAUTICAL MILES ENE OF THE NORTHERN  
LEEWARD ISLANDS. ENVIRONMENTAL CONDITIONS APPEAR CONDUCIVE FOR  
FURTHER DEVELOPMENT OF THIS SYSTEM, AND A TROPICAL DEPRESSION IS  
LIKELY TO FORM THIS WEEKEND WHILE IT MOVES NORTHWESTWARD AND THEN  
NORTHWARD, IN BETWEEN THE LESSER ANTILLES AND BERMUDA. THIS  
SYSTEM HAS A HIGH CHANCE OF TROPICAL CYCLONE FORMATION, AND  
REGARDLESS OF DEVELOPMENT, EXPECTING INCREASING WINDS AND  
BUILDING SEAS WITH IT.  
 
SAN JUAN ATLANTIC WATERS  
   
TODAY  
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.  
SCATTERED SHOWERS.    
TONIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.  
SCATTERED SHOWERS.    
SAT  
E TO SE WINDS 5 TO 10 KT. SEAS 5 TO 7 FT IN NW TO N  
SWELL. ISOLATED SHOWERS.    
SAT NIGHT  
E TO SE WINDS 5 TO 10 KT. SEAS 6 TO 7 FT IN N  
SWELL. SCATTERED SHOWERS.    
SUN  
E TO SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT IN N SWELL.    
SUN NIGHT  
E WINDS 10 TO 15 KT. SEAS 7 FT IN N SWELL.    
MON  
E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT IN N TO NE SWELL.    
MON NIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT IN N TO  
NE SWELL.    
TUE  
NE TO E WINDS 15 KT. SEAS 6 TO 7 FT.    
TUE NIGHT  
E WINDS 15 KT. SEAS 5 TO 6 FT.  
 
SAN JUAN CARIBBEAN WATERS  
   
TODAY  
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
ISOLATED TSTMS.    
TONIGHT  
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
SCATTERED SHOWERS AND ISOLATED TSTMS.    
SAT  
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.  
SCATTERED SHOWERS.    
SAT NIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.  
SCATTERED SHOWERS.    
SUN  
E WINDS 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT  
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
MON  
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
MON NIGHT  
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
TUE  
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
TUE NIGHT  
NE TO E WINDS 15 KT. SEAS 4 TO 6 FT.  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab TPC Page
Main Text Page