WHUS46 KSEW 202351 CFWSEW COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 451 PM PDT WED MAR 20 2013 WAZ516-517-211000- /O.CON.KSEW.SU.Y.0002.000000T0000Z-130321T1000Z/ NORTH COAST-CENTRAL COAST- 451 PM PDT WED MAR 20 2013 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * SEAS...BUILDING TO 15 TO 20 FEET. * TIMING...THE LARGE WAVES ARE EXPECTED TO REACH THE BEACHES LATE THIS AFTERNOON AND EVENING THEN DECREASE LATE TONIGHT. * IMPACTS...IT IS EXTREMELY DANGEROUS TO FISH OR OBSERVE WAVES FROM ROCKS DURING HIGH SURF CONDITIONS. UNWARY BEACH WALKERS CAN BE CAUGHT OFF GUARD AS WAVES SUDDENLY RACE FARTHER UP THE BEACH THAN NORMAL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ WWW.WEATHER.GOV/SEATTLE