656  
FZNT26 KNHC 182142  
OFFN05  
 
NAVTEX MARINE FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
542 PM EDT MON AUG 18 2025  
 
...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE  
THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED  
COASTAL WATERS FORECASTS...  
   
SYNOPSIS  
HURRICANE ERIN IS CENTERED NEAR 23.1N 70.8W AT  
18/1500 UTC OR 100 NM N OF GRAND TURK ISLAND, MOVING WNW AT 9 KT.  
ESTIMATED MINIMUM CENTRAL PRESSURE IS 935 MB. MAXIMUM SUSTAINED  
WIND SPEED IS 120 KT WITH GUSTS TO 145 KT. ERIN WILL MOVE TO  
24.2N 71.6W THIS EVENING, 25.7N 72.5W TUE MORNING, 27.4N 73.2W  
TUE EVENING, 29.5N 73.5W WED MORNING, 31.7N 73.1W WED EVENING,  
AND 33.9N 71.6W THU MORNING. BANDS OF SHOWERS AND THUNDERSTORMS  
CONTINUE OVER THE ISLAND ASSOCIATED WITH ERIN. FRESH S TO SW  
WINDS OVER THE NORTH-CENTRAL CARIBBEAN AND THROUGH THE ATLANTIC  
PASSAGES WILL CONTINUE THROUGH TONIGHT AS ERIN LIFTS NORTHWARD,  
WITH WINDS DIMINISHING THROUGH TUE. ROUGH SEAS ARE EXPECTED IN  
THE MONA PASSAGE TODAY BEFORE SEAS SUBSIDE TONIGHT. MODERATE TO  
LOCALLY FRESH TRADE WINDS AND MODERATE ARE THEN EXPECTED LATE TUE  
THROUGH LATE THIS WEEK OVER THE CENTRAL AND EASTERN BASIN AS  
HIGH PRESSURE BUILDS IN THE WAKE OF ERIN.  
 
SAN JUAN ATLANTIC WATERS  
   
TONIGHT  
SE TO S WINDS 20 TO 25 KT. SEAS 7 TO 10 FT IN W TO NW  
SWELL.    
TUE  
SE WINDS 20 TO 25 KT. SEAS 6 TO 8 FT.    
TUE NIGHT  
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
WED  
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
WED NIGHT  
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 6 FT.    
THU  
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.    
THU NIGHT  
NE TO E WINDS 15 TO 20 KT. SEAS 5 TO 6 FT.    
FRI  
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT  
NE TO E WINDS 20 TO 25 KT. SEAS 7 TO 10 FT IN NW TO  
N SWELL.    
SAT  
E TO SE WINDS 25 TO 30 KT. SEAS 8 TO 11 FT IN N SWELL.  
 
SAN JUAN CARIBBEAN WATERS  
   
TONIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
TUE  
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
TUE NIGHT  
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
WED  
E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
WED NIGHT  
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
THU  
E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
THU NIGHT  
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.    
FRI  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
N TO NE WINDS 15 TO 20 KT, SHIFTING TO SW 20 TO  
25 KT AFTER MIDNIGHT. SEAS 6 TO 8 FT.    
SAT  
S WINDS 25 TO 30 KT. SEAS 6 TO 9 FT.  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab TPC Page
Main Text Page