NWS Marine Forecast


   ANZ200-270600-  105 PM EDT Sun Jul 26 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  Calm seas continue into Mon with high pres over the  waters. Increasing risk for rough seas towards the middle of next  week as low pressure approaches from the W. This will also bring  periodic chances for showers and perhaps thunderstorms Tue through  mid-week. Rough seas should start to diminish heading into the back  half of the week.    $$
   ANZ237-270600-  Block Island Sound-  105 PM EDT Sun Jul 26 2026    THIS AFTERNOON  E winds 5 to 10 kt. Seas 2 to 3 ft. Wave  Detail: E 3 ft at 7 seconds and N 1 foot at 3 seconds.  TONIGHT  E winds 5 to 10 kt, becoming N after midnight. Seas  2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds and N 1 foot at  3 seconds.  MON  NE winds around 5 kt, becoming S in the afternoon. Seas  around 2 ft. Wave Detail: SE 2 ft at 7 seconds and N 1 foot at  4 seconds.  MON NIGHT  S winds 5 to 10 kt. Seas around 2 ft. Wave Detail:  SE 2 ft at 7 seconds and SW 1 foot at 2 seconds.  TUE  S winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.  Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at  8 seconds. A chance of showers in the afternoon.  TUE NIGHT  SE winds 10 to 15 kt, increasing to 15 to 20 kt  after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S  4 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of showers  in the evening, then showers likely with a chance of tstms after  midnight.  WED  SE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to  4 ft. Showers likely with a chance of tstms.  WED NIGHT  NE winds 15 to 20 kt with gusts up to 25 kt. Seas  3 to 4 ft. Showers likely.  THU  NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to  4 ft. A chance of showers.  THU NIGHT  W winds 5 to 10 kt. Seas 3 to 4 ft. A chance of  showers.    Winds and seas higher in and near tstms.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$