Full Notification

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING FOR THE SOUTH WASHINGTON COAST AND NORTH AND CENTRAL OREGON COAST... ...COASTAL FLOOD ADVISORY IN EFFECT FROM 9 AM TO 3 PM PST SUNDAY FOR THE SOUTH WASHINGTON COAST AND NORTH AND CENTRAL OREGON COAST FOR MINOR TIDAL OVERFLOW... THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A COASTAL FLOOD ADVISORY...WHICH IS IN EFFECT FROM 9 AM TO 3 PM PST SUNDAY. A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING.

* SEAS AND SURF: SEAS WILL REMAIN AROUND 20 FT THROUGH THIS EVENING WITH PERIODS AROUND 16 SECONDS. WAVES WILL SLOWLY SUBSIDE TO AROUND 17 FT LATE THIS EVENING. SWELL OF THIS MAGNITUDE WILL PRODUCE DANGEROUS SURF CONDITIONS.

* TIDES: THE OBSERVED HIGH TIDE DURING THE LATE MORNING ON SUNDAY IS EXPECTED TO REACH AROUND 11 FT AT TOKE POINT WASHINGTON...AND BETWEEN 10 FT AND 11 FT FOR ASTORIA AND SOUTH BEACH OREGON... WITH TIDAL ANOMALIES OF AROUND 1.5 FT. THIS HIGH TIDE WILL OCCUR AROUND 11 AM AND THESE VALUES ARE SIMILAR TO THE TIDES OBSERVED TODAY.

* RIVER FLOWS: COASTAL RIVERS FLOW ARE INCREASING DUE TO ABUNDANT RAINFALL TODAY. WITH EXPECTED ADDITIONAL RAINFALL TONIGHT...THE WILLAPA...NEHALEM...WILSON...SILETZ...ALSEA...AND SIUSLAW RIVERS ARE ALL EXPECTED TO BE AT OR NEAR BANKFULL. RIVERS MAY CONTINUE TO RUN NEAR FLOOD FLOWS DURING THE MIDDAY MONDAY HIGH TIDE.

* IMPACTS: AFFECTED LOCATIONS WILL INCLUDE LOW LYING AREAS NEAR BAYS AND SLOUGHS...HIGHWAY 101...HIGHWAY 126 EAST OF FLORENCE...AND THE LOWER REACHES OF COASTAL RIVERS. HISTORICALLY...TIDES AROUND 11 FT PAIRED WITH NEAR FLOOD FLOWS ON LOCAL RIVERS HAVE RESULTED IN MINOR TIDAL OVERFLOW NEAR RAYMOND...TILLAMOOK...NEHALEM...WALDPORT...AND DEPOE BAY. THE GREATEST IMPACTS ARE LIKELY BETWEEN 9 AM AND 2 PM ON SUNDAY.

* AFFECTED AREAS: CENTRAL OREGON COAST ... NORTH OREGON COAST

Instructions:

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND TIDES WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE SHORE.