NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   ANZ231-191800-  Cape Cod Bay-  105 AM EDT Sun Jul 19 2026    SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY    REST OF TONIGHT  SW winds 15 to 20 kt with gusts up to 30 kt.  Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds and SE 1 foot at  7 seconds. A chance of showers and tstms.  SUN  NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the  afternoon. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft  at 3 seconds and S 1 foot at 7 seconds.  SUN NIGHT  NW winds around 5 kt. Seas 1 foot or less. Wave  Detail: W 1 foot at 4 seconds and NE 1 foot at 7 seconds.  MON  NW winds around 5 kt, becoming S in the afternoon. Seas  1 foot or less, then around 2 ft in the afternoon. Wave Detail: N  1 foot at 4 seconds and SW 1 foot at 4 seconds, becoming SW  1 foot at 5 seconds and N 1 foot at 5 seconds.  MON NIGHT  S winds 5 to 10 kt. Seas around 2 ft in the evening,  then 1 foot or less. Wave Detail: S 1 foot at 2 seconds and N  1 foot at 4 seconds, becoming S 1 foot at 2 seconds and NW 1 foot  at 3 seconds.  TUE  S winds 5 to 10 kt, becoming SE 10 to 15 kt in the  afternoon. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW  2 ft at 3 seconds and SE 1 foot at 8 seconds. A chance of showers  in the afternoon.  TUE NIGHT  SE winds 10 to 15 kt with gusts up to 20 kt,  becoming S 15 to 20 kt with gusts up to 30 kt after midnight.  Seas 2 to 3 ft. Showers with a chance of tstms.  WED  S winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to  5 ft. Showers.  WED NIGHT  SW winds 15 to 20 kt with gusts up to 30 kt. Seas  2 to 4 ft. Showers likely.  THU AND THU NIGHT  SW winds 5 to 10 kt. Seas around 2 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.    $$