NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   ANZ200-180000-  704 AM EDT Sat May 17 2025    .Synopsis for Massachusetts and Rhode Island coastal waters...  Sporadic showers and possibly some embedded thunder continue into  the mid-afternoon hours before dissipating after sunset. Areas of  dense fog developing over night with east/southeast winds. High  pressure supports dry/quiet weather over the coastal waters tomorrow  afternoon.    $$
   ANZ237-180000-  Block Island Sound-  704 AM EDT Sat May 17 2025    SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH  MONDAY MORNING    TODAY  S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft  at 7 seconds. Patchy fog. Isolated tstms. Scattered showers this  morning, then a slight chance of showers this afternoon. Vsby  1 NM or less, increasing to 1 to 3 NM this afternoon.  TONIGHT  SW winds around 10 kt with gusts up to 20 kt, becoming  W after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at  7 seconds.  SUN  W winds 10 to 15 kt, increasing to 15 to 20 kt in the  afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft  at 7 seconds and W 2 ft at 4 seconds.  SUN NIGHT  W winds 10 to 15 kt with gusts up to 25 kt. Seas  3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and W 2 ft at  4 seconds.  MON AND MON NIGHT  NW winds 10 to 15 kt with gusts up to 20 kt.  Seas 2 to 4 ft. Wave Detail: S 3 ft at 8 seconds and W 2 ft at  4 seconds.  TUE AND TUE NIGHT  N winds 10 to 15 kt, becoming NE 5 to 10 kt.  Seas around 2 ft. Wave Detail: N 2 ft at 3 seconds and SE 1 foot  at 8 seconds.  WED  E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to  3 ft. A chance of showers.  WED NIGHT  E winds 15 to 20 kt. Seas 4 to 6 ft. A chance of  showers. Vsby 1 to 3 NM.    Winds and seas higher in and near tstms.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$