NWS Marine Forecast


   ANZ230-301500-  Boston Harbor-  1004 PM EDT Wed Apr 29 2026    OVERNIGHT  E winds 5 to 10 kt. Waves 1 foot or less, except  2 to 4 ft at the outer harbor entrance. Patchy fog. A slight  chance of showers. Showers likely. Vsby 1 NM or less.  THU  SE winds 5 to 10 kt. Waves 1 foot or less, except 2 to  4 ft at the outer harbor entrance. Patchy fog. Showers. Vsby 1 NM  or less, increasing to 1 to 3 NM in the afternoon.  THU NIGHT  NW winds 5 to 10 kt, increasing to 10 to 15 kt after  midnight. Waves 1 foot or less, then around 2 ft after midnight.  FRI  W winds 10 to 15 kt. Waves around 2 ft.  FRI NIGHT  W winds 5 to 10 kt. Waves around 2 ft in the  evening, then 1 foot or less.  SAT AND SAT NIGHT  W winds 5 to 10 kt. Waves 1 foot or less. A  chance of showers.  SUN  NW winds 10 to 15 kt. Waves around 2 ft. A chance of  showers.  SUN NIGHT AND MON  SW winds 10 to 15 kt. Gusts up to 20 kt.  Waves around 2 ft.  MON NIGHT  S winds 10 to 15 kt with gusts up to 20 kt. Waves  around 2 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.    $$