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 Hazardous marine condition(s):
 Small Craft Advisory
   ANZ200-211800-  116 AM EDT Mon May 21 2018    .Synopsis for Massachusetts and Rhode Island coastal waters...  A cold front will cross the waters overnight followed by high  pressure on Mon. The high will build SE of the waters Mon night  then head E on Tue. Low pres approaches the waters from the SW late  Tue, lifting NE Tue night. High pressure builds E over New England  Wed and Thu, with the high building SE of the waters on Fri.    For information on possible hazardous weather beyond the 24-36  hour forecast period, please visit www.weather.gov/boston and  follow the Current Hazards link above the map on the left.    $$
   ANZ254-211800-  Coastal waters from Provincetown MA to Chatham MA to Nantucket MA  out 20 nm-  116 AM EDT Mon May 21 2018    SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON    REST OF TONIGHT  N winds 5 to 10 kt. Seas 3 to 5 ft.  MON  N winds 5 to 10 kt, becoming SW in the afternoon. Seas  2 to 4 ft. Patchy dense fog. Vsby 1 NM or less.  MON NIGHT  SW winds 5 to 10 kt. Seas 2 to 4 ft.  TUE  S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.  TUE NIGHT  S winds 5 to 10 kt. Seas 2 to 3 ft. A chance of  showers.  WED  W winds 5 to 10 kt. Seas 2 to 3 ft.  WED NIGHT  W winds 5 to 10 kt, becoming N after midnight. Seas  2 to 4 ft.  THU  NE winds 5 to 10 kt. Seas 2 to 4 ft.  THU NIGHT  SW winds 10 to 15 kt. Seas 2 to 4 ft.  FRI  SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to  5 ft.  FRI NIGHT  SW winds 10 to 15 kt with gusts up to 20 kt. Seas  3 to 5 ft.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$

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