High Surf Advisory issued December 20 at 9:00PM PST until December 22 at 10:00PM PST by NWS Medford OR

* WHAT…For the High Surf Advisory, large breaking waves of 21 to
26 feet. For the High Surf Warning, dangerously large breaking
waves of 25 to 33 feet.

* WHERE…The beaches and shorelines of Curry, Coos, and Douglas
counties.

* WHEN…For the High Surf Advisory, from 7 AM Saturday to 10 PM
PST Sunday. For the High Surf Warning, from 10 PM Sunday to 10
PM PST Monday.

* IMPACTS…Extremely large breaking waves will create very
hazardous conditions along beaches and area shorelines. Waves
will inundate beaches and surge into normally dry areas.
Infrastructure damage and significant beach erosion can be
expected.

* ADDITIONAL DETAILS….Hazardous conditions this weekend will
reach a peak during Saturday afternoon and evening. Conditions
are expected to become more hazardous late Sunday night through
Monday evening due to a strong, building, long period swell. The
highest surf is expected Monday morning into Monday afternoon.
Conditions are expected to slowly improve on Tuesday.

* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr