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Latest Coastal/Lakeshore Hazard Messages by KLOX
Issued 12/18/2014 1:59 AM US/Pacific.
Valid through 12/21/2014 3:00 PM US/Pacific.
whus46 klox 190148
coastal hazard message
national weather service los angeles/oxnard ca
548 pm pst thu dec 18 2014
...large and potentially damaging surf to impact the central coast
friday night through sunday...
...minor coastal flooding for the central coast this weekend near
times of high tide...
a large northwest swell generated by a storm in the gulf of
alaska will likely reach the central coast friday
evening...with surf building rapidly overnight. the surf is
expected to peak on saturday...when 15 to 20 foot breakers will be
likely on northwest facing beaches. locally higher sets in excess
of 20 feet will be possible on well exposed northwest facing
beaches. large surf is expected to continue on sunday.
if surf this large develops...it will be capable of causing
significant beach erosion and possible damage to structures such
as piers. in addition...there will be the potential for minor
coastal flooding near times of high tide.
some of the large swell energy is expected to affect the beaches
south of point conception. a high surf advisory may be required
for the ventura county beaches.
san luis obispo county central coast-
santa barbara county central coast-
548 pm pst thu dec 18 2014
...high surf advisory in effect from 9 pm friday to midnight pst
...coastal flood advisory in effect from 3 am saturday to 3 pm
the national weather service in los angeles/oxnard has issued a
high surf advisory...which is in effect from 9 pm friday to
midnight pst sunday night. a coastal flood advisory has also been
issued. this coastal flood advisory is in effect from 3 am
saturday to 3 pm pst sunday.
* surf and timing...surf heights will likely exceed 10 feet by
late friday evening. the peak of the event will likely occur on
saturday when 15 to 20 foot breakers...with locally higher sets
will be likely for exposed northwest facing beaches. surf should
gradually subside through sunday...but may remain above 10 feet
through late sunday evening.
* coastal flooding...there be the potential for minor coastal
flooding this weekend...especially a few hours either side of
high tide. a high tide of 6.2 feet will occur at port san luis
at 752 am on saturday...then 6.4 feet at 831 am on sunday.
* impacts...there is the potential for significant beach
erosion... damage to structures such as piers...minor coastal
flooding...dangerous rip currents...and sneaker waves.
a high surf advisory means that high surf will affect beaches in
the advisory area...producing rip currents and localized beach
remember...if caught in a rip current...swim parallel to shore
until you are free of the powerful current. always swim near a
a coastal flood advisory indicates that the very large surf and
high tides will combine to generate flooding of low lying areas
along the shore.