000 FZUS76 KPQR 281142 MWSPQR PZZ250-255-ORZ001-002-WAZ021-282300- MARINE WEATHER STATEMENT NATIONAL WEATHER SERVICE PORTLAND OR 340 AM PST FRI NOV 28 2003 ...A HIGH SURF ADVISORY HAS BEEN EXTENDED UNTIL 800 PM PST FRIDAY EVENING FOR THE CENTRAL OREGON COAST...THE NORTH OREGON COAST AND THE SOUTH WASHINGTON COAST... A FAIRLY STRONG LOW PRESSURE CENTER ABOUT 325 MILES NORTHWEST OF ASTORIA AT 400 AM PST FRIDAY WILL CONTINUE TO MOVE NORTHEAST THIS MORNING. STRONG WIND ASSOCIATED WITH THIS SYSTEM WILL GENERATE HIGH SEAS TODAY. SEAS WILL BUILD TO AROUND 20 FEET EARLY THIS MORNING...THEN REACH 22 TO 24 FEET BY MID-MORNING. SEAS ARE EXPECTED TO REMAIN ABOVE 20 FEET THROUGH THE AFTERNOON...THEN SUBSIDE TO 15 TO 18 FEET LATE THIS EVENING. TIDES WILL NOT BE AS HIGH FRIDAY MORNING AS THEY HAVE BEEN RECENTLY...THUS LOWLAND COASTAL FLOODING WITH THE HEAVY SURF IS NOT EXPECTED. SURFING...SWIMMING...FISHING...BOATING...AND OBSERVING LARGE WAVES FROM ROCKS OR COASTAL STRUCTURES DURING HIGH SURF CONDITIONS IS DANGEROUS. ALL LARGE WAVES ARE NOT ALIKE. THERE IS OFTEN AN EXTRA LARGE BREAKER THAT CAN SUDDENLY SWEEP A PERSON OVERBOARD OR OFF A LARGE ROCK WITH NO WARNING. THE SAFEST PLACE TO BE DURING HIGH SURF CONDITIONS IS IN PORT AND WELL AWAY FROM BREAKING WAVES. DEBRIS AND LOGS CAN BE TOSSED ONSHORE IN THE SURF ZONE BY HIGH SURF. THIS DEBRIS CAN AND HAS REPEATEDLY IN THE PAST TRAPPED AND CAUSED THE DROWNING OF PEOPLE IN THE SURF ZONE. $$ WEISHAAR