WHUS71 KBOX 200755 MWWBOX URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 355 AM EDT SAT SEP 20 2008 ANZ250-254-255-201600- /O.CON.KBOX.SW.Y.0040.000000T0000Z-080921T0900Z/ COASTAL WATERS FROM MERRIMACK RIVER MA OUT 25 NM TO PLYMOUTH MA OUT 40 NM...INCLUDING THE STELLWAGEN BANK NATIONAL MARINE SANCTUARY- COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA OUT 20 NM- COASTAL WATERS FROM MONTAUK NY TO BLOCK ISLAND RI TO MARTHAS VINEYARD MA TO NANTUCKET MA SOUTHEAST TO 20 NM- 355 AM EDT SAT SEP 20 2008 ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY... A SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY FOR THE OCEAN WATERS FROM CAPE ANN TO SOUTH OF BLOCK ISLAND AND NANTUCKET. SEAS OF 5 TO 7 FEET WILL PERSIST TODAY OVER THE WATERS SOUTH OF BLOCK ISLAND AND NANTUCKET AS WELL AS EAST OF CAPE COD. FURTHER NORTH OVER THE OPEN WATERS NORTH OF CAPE COD...SEAS WILL AVERAGE 3 TO 5 FEET. SEAS WILL GRADUALLY SUBSIDE TO AROUND 5 FEET TONIGHT OVER THE SOUTHERN WATERS...AND FINALLY BELOW 5 FEET DURING SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS MEANS THAT WAVES ARE EXPECTED TO BE HAZARDOUS TO SMALL CRAFT. MARINERS SHOULD AVOID SHOALING AREAS. LONG PERIOD SWELL CAN SHARPEN INTO LARGE BREAKING WAVES IN SHOALING AREAS. IT IS NOT UNUSUAL FOR WAVES TO BREAK MUCH FARTHER FROM SHOALING AREAS THAN IS NORMALLY EXPERIENCED. REMEMBER...BREAKING WAVES CAN EASILY CAPSIZE EVEN LARGER VESSELS. && $$