San Francisco Peninsula Coast Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

High Surf Advisory
Issued: 4:26 AM PST Feb. 11, 2016 – National Weather Service

... High surf advisory remains in effect from noon today to 8 PM
PST Saturday...

* waves and surf... highly energetic forerunner waves with a
period of 20 to 21 seconds will arrive this morning and
gradually build through the day. By this evening... waves will
build up to 8 feet at a period of up to 19 seconds. The swell
will continue to increase up to 11 to 13 feet with a period of
16 to 18 seconds for Friday into Saturday.

* Timing... forerunner waves arrive t0day and build through the day.
Larger swell arrives in the area for Friday and Saturday.

* Impacts... this energetic swell will result in large surf with
long lulls between sets... raising the risk of people being
washed into the ocean by a wave. Also there is a risk of
strong rip currents... sneaker waves... and large shore break.
Those visiting area beaches may be unfamiliar with the deadly
force of the Pacific Ocean. For those visiting regional
beaches... remain vigilant and keep do not turn your back to
the ocean.

Precautionary/preparedness actions...

A high surf advisory means that high surf will affect beaches in
the advisory area... producing rip currents and localized beach

Record Report
Issued: 4:30 PM PST Feb. 10, 2016 – National Weather Service

... Record maximum temperatures tied for this date...

Location high temp previous
Oakland Airport 68 (tied) 68 in 2006
King City 77 (tied) 77 in 2008


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