NWS Marine Forecast



 Hazardous marine condition(s):
 Storm Watch
 Gale Warning
   ANZ200-241200-  703 PM EDT Wed Sep 23 2026    .Synopsis for Massachusetts and Rhode Island coastal waters...  Large high pres will remain anchored in the vicinity of Quebec right  into the weekend. At the same time, a slow moving and intensifying  ocean storm will retrograde towards the coast this weekend. While  its exact track and timing remains uncertain, dangerous conditions  are expected for mariners later this week into the weekend. NE wind  gusts of 35 to 55 knots with seas potentially building 15-20+ feet  by the weekend. Mariners should keep up to date with the latest  forecasts and be prepared to return to port.    $$
   ANZ256-241200-  Coastal Waters from Montauk NY to Marthas Vineyard extending out  to 20 NM South of Block Island-  703 PM EDT Wed Sep 23 2026    GALE WARNING IN EFFECT THROUGH LATE THURSDAY NIGHT  STORM WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH  SATURDAY EVENING    TONIGHT  NE winds 25 to 30 kt with gusts up to 35 kt. Seas 9 to  12 ft. Wave Detail: E 11 ft at 10 seconds and N 1 foot at  5 seconds.  THU  NE winds 25 to 30 kt with gusts up to 40 kt. Seas 9 to  12 ft. Wave Detail: E 12 ft at 11 seconds and NE 6 ft at  6 seconds.  THU NIGHT  NE winds 25 to 30 kt, increasing to 30 to 35 kt  after midnight. Gusts up to 45 kt. Seas 9 to 12 ft, building to  10 to 14 ft after midnight. Wave Detail: E 12 ft at 11 seconds  and N 5 ft at 5 seconds, becoming E 12 ft at 12 seconds and N  7 ft at 6 seconds. A chance of rain after midnight.  FRI  NE winds 35 to 40 kt with gusts up to 55 kt. Seas 12 to  17 ft, building to 14 to 19 ft in the afternoon. Wave Detail: E  13 ft at 12 seconds and N 9 ft at 7 seconds, becoming E 13 ft at  12 seconds and N 10 ft at 7 seconds. A chance of rain in the  morning, then rain likely in the afternoon.  FRI NIGHT  N winds 35 to 40 kt with gusts up to 55 kt. Seas  14 to 19 ft. Wave Detail: E 12 ft at 12 seconds and N 10 ft at  7 seconds. Rain.  SAT  N winds 30 to 40 kt with gusts up to 50 kt. Seas 13 to  18 ft, subsiding to 12 to 16 ft in the afternoon. Wave Detail: E  11 ft at 11 seconds and N 10 ft at 7 seconds, becoming N 11 ft at  7 seconds and E 8 ft at 10 seconds. Rain.  SAT NIGHT  N winds 30 to 35 kt with gusts up to 40 kt. Seas  10 to 14 ft. Rain in the evening. Showers after midnight.  SUN  N winds 25 to 30 kt with gusts up to 40 kt. Seas 9 to  12 ft. Showers likely.  SUN NIGHT  N winds 20 to 25 kt with gusts up to 30 kt. Seas  6 to 9 ft. Showers likely.  MON  NW winds 20 to 25 kt. Seas 4 to 6 ft. A chance of showers.  MON NIGHT  NW 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.    $$