198  
WHCA72 TJSJ 220819  
MWWSJU  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SAN JUAN PR  
419 AM AST THU FEB 22 2018  
   
..HAZARDOUS SEAS TO CONTINUE FOR THE REST OF THE WEEK
 
 
.FRESH TO STRONG EAST TO NORTHEAST WINDS GENERATED BY A STRONG  
SURFACE HIGH PRESSURE OVER THE WESTERN ATLANTIC, WILL KEEP HAZARDOUS  
SEAS ACROSS THE REGIONAL WATERS AND PASSAGES THROUGH THE WEEKEND.  
 
AMZ710-722-221630-  
/O.EXT.TJSJ.SC.Y.0014.000000T0000Z-180225T1800Z/  
ATLANTIC WATERS OF PUERTO RICO AND USVI FROM 10 NM TO 19.5N-  
ANEGADA PASSAGE SOUTHWARD TO 17N-  
419 AM AST THU FEB 22 2018  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM AST SUNDAY
 
 
* WINDS...EAST TO NORTHEAST WINDS OF 20 TO 25 KNOTS WITH HIGHER  
GUSTS.  
 
* WAVES/SEAS...SEAS 8 TO 12 FEET WITH OCCASIONAL SEAS UP TO 14  
FEET.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS  
AND/OR SEAS OF 7 FEET OR GREATER ARE EXPECTED TO PRODUCE  
HAZARDOUS CONDITIONS TO SMALL CRAFTS. INEXPERIENCED MARINERS...  
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID  
NAVIGATING IN THESE CONDITIONS.  
 

 
 

 
 
AMZ712-715-725-732-741-742-221630-  
/O.CON.TJSJ.SC.Y.0014.000000T0000Z-180224T2200Z/  
COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM-  
COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM-  
COASTAL WATERS OF SOUTHERN USVI VIEQUES AND EASTERN PUERTO RICO  
OUT 10 NM-CARIBBEAN WATERS OF PUERTO RICO FROM 10 NM TO 17N-  
MONA PASSAGE SOUTHWARD TO 17N-  
COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM-  
419 AM AST THU FEB 22 2018  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM AST  
SATURDAY...  
 
* WINDS...EAST TO NORTHEAST WINDS OF 15 TO 25 KNOTS WITH HIGHER  
GUSTS.  
 
* WAVES/SEAS...SEAS 8 TO 12 FEET WITH OCCASIONAL SEAS UP TO 14  
FEET.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS  
AND/OR SEAS OF 7 FEET OR GREATER ARE EXPECTED TO PRODUCE  
HAZARDOUS CONDITIONS TO SMALL CRAFTS. INEXPERIENCED MARINERS...  
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID  
NAVIGATING IN THESE CONDITIONS.  
 

 
 

 
 
AMZ735-221630-  
/O.CON.TJSJ.SC.Y.0014.000000T0000Z-180224T0000Z/  
COASTAL WATERS OF SOUTHERN PUERTO RICO OUT 10 NM-  
419 AM AST THU FEB 22 2018  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST FRIDAY
 
 
* WINDS...NORTHEAST WINDS 15 TO 20 KNOTS WITH HIGHER GUSTS.  
 
* WAVES/SEAS...SEAS 6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10  
FEET.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS  
AND/OR SEAS OF 7 FEET OR GREATER ARE EXPECTED TO PRODUCE  
HAZARDOUS CONDITIONS TO SMALL CRAFTS. INEXPERIENCED MARINERS...  
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID  
NAVIGATING IN THESE CONDITIONS.  
 

 
 

 
 
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