NWS Marine Forecast


   ANZ200-230000-  705 AM EDT Mon Jun 22 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  Relatively tranquil boating conditions across the coastal waters  most of today. Another coastal low pres approaches from the W along  the S coast of New England tonight into Tue, bringing rain and  elevated winds and seas. Weak high pres should then move over the  waters Wed into Thu. Another Low pres brings another round of  showers and thunderstorms to the waters Fri.    $$
   ANZ232-230000-  Nantucket Sound-  705 AM EDT Mon Jun 22 2026    TODAY  SW winds around 5 kt, becoming S this afternoon. Seas  around 2 ft this morning, then 1 foot or less. Wave Detail: W  1 foot at 4 seconds and S 1 foot at 7 seconds, becoming W 1 foot  at 3 seconds and S 1 foot at 3 seconds. A slight chance of  showers this afternoon.  TONIGHT  SE winds 10 to 15 kt, becoming S 15 to 20 kt after  midnight. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft  at 4 seconds and SE 3 ft at 7 seconds. Patchy fog. A chance of  showers in the evening, then showers likely with a chance of  tstms after midnight. Vsby 1 to 3 NM, decreasing to 1 NM or less  after midnight.  TUE  S winds 15 to 20 kt with gusts up to 25 kt, becoming SW  5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft  at 6 seconds and SE 1 foot at 8 seconds. Patchy fog. Showers with  a chance of tstms in the morning, then a chance of showers in the  afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM in the  afternoon.  TUE NIGHT  NW winds 5 to 10 kt. Seas around 2 ft. Wave Detail:  S 2 ft at 6 seconds and NW 1 foot at 3 seconds. A chance of  showers in the evening.  WED AND WED NIGHT  W winds 10 to 15 kt. Seas around 2 ft. Wave  Detail: W 2 ft at 4 seconds and S 2 ft at 7 seconds.  THU AND THU NIGHT  SW winds 5 to 10 kt. Seas around 2 ft. Wave  Detail: W 1 foot at 4 seconds and S 1 foot at 7 seconds.  FRI  S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to  3 ft. A chance of showers.  FRI NIGHT  SW winds 10 to 15 kt with gusts up to 20 kt. Seas  2 to 3 ft. A chance of showers.    Winds and seas higher in and near tstms.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$