355  
WHUS46 KMTR 222050  
CFWMTR  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
150 PM PDT WED MAY 22 2019  
   
..HIGH SURF ADVISORY ALONG THE COAST THROUGH THURSDAY MORNING
 
 
A LARGE LONG PERIOD NORTHWEST SWELL HAS ARRIVED AT THE COASTAL  
WATERS AND WILL PERSIST THROUGH THURSDAY MORNING. SEAS OF 14 TO  
16 FEET WITH BREAKING WAVES TO 20 FEET IN THE SURF ZONE WILL BE  
POSSIBLE.  
 
CAZ006-505-509-529-530-231600-  
/O.CON.KMTR.SU.Y.0003.000000T0000Z-190523T1600Z/  
SAN FRANCISCO-  
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-  
SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-  
SOUTHERN MONTEREY BAY AND BIG SUR COAST-  
150 PM PDT WED MAY 22 2019  
   
..HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT THURSDAY
 
 
* WAVES AND SURF...SEAS BUILDING RAPIDLY FROM 14 TO 16 FEET WITH  
BREAKING WAVES TO 20 FEET POSSIBLE IN THE SURF ZONE.  
 
* TIMING...UNTIL 9 AM THURSDAY.  
 
* IMPACTS...BEACH VISITORS, SURFERS, FISHERMAN AND OTHERS  
VISITING THE BEACHES SHOULD BE PREPARED FOR RAPIDLY BUILDING  
SEAS WITH DANGEROUS CRASHING WAVES IN THE SURF ZONE. SEA  
SURFACE TEMPERATURES IN THE MID 50S WILL CAUSE HYPOTHERMIA IN  
A SHORT AMOUNT OF TIME. THE SURF ZONE HAS BEEN RELATIVELY  
TRANQUIL AND THIS WILL BE A QUICK CHANGE IN SURF CONDITIONS.  
BEACH AND WATER RELATED FATALITIES ARE COMMON BUT PREVENTABLE.  
DONT BECOME A STATISTIC.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN  
THE ADVISORY AREA, PRODUCING RIP CURRENTS, LOCALIZED BEACH  
EROSION AND SNEAKER WAVES.  
 

 
 

 
 
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