NWS Marine Forecast


   ANZ254-161500-  Coastal waters from Provincetown MA to Chatham MA to Nantucket MA  out 20 nm-  1004 PM EDT Tue Jul 15 2025    OVERNIGHT  SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail:  SE 2 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog. Vsby  1 NM or less.  WED  SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft  at 6 seconds. Patchy fog in the morning with vsby 1 NM or less.  WED NIGHT  SW winds 10 to 15 kt. Gusts up to 20 kt after  midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 6 seconds.  Patchy fog. Vsby 1 to 3 NM, decreasing to 1 NM or less after  midnight.  THU  SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to  4 ft. Wave Detail: S 4 ft at 6 seconds and E 1 foot at 9 seconds.  Patchy fog in the morning with vsby 1 to 3 NM.  THU NIGHT  SW winds around 15 kt with gusts up to 25 kt. Seas  3 to 5 ft. Wave Detail: S 4 ft at 6 seconds and E 1 foot at  10 seconds.  FRI  W winds 10 to 15 kt, becoming N in the afternoon. Gusts up  to 20 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 7 seconds and E  1 foot at 10 seconds.  FRI NIGHT  N winds around 10 kt. Seas 2 to 4 ft.  SAT AND SAT NIGHT  NE winds 5 to 10 kt, becoming S. Seas 2 to  3 ft.  SUN AND SUN NIGHT  S winds 10 to 15 kt with gusts up to 20 kt.  Seas 2 to 3 ft. A chance of showers.    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.    $$