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whus46 kmtr 222050

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

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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