Boston and Massachusetts Bay Marine Forecast
REST OF TONIGHT S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and E 1 foot at 8 seconds. Patchy fog. A chance of rain with a slight chance of tstms. Vsby 1 to 3 NM.
FRI S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and E 1 foot at 8 seconds. Patchy fog. Rain. A chance of tstms in the morning. Vsby 1 NM or less.
FRI NIGHT S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 9 seconds and SE 1 foot at 3 seconds. Patchy fog. Rain. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.
SAT N winds around 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 4 seconds. Patchy fog. Rain in the morning with vsby 1 to 3 NM.
SAT NIGHT N winds around 10 kt, becoming NW 15 to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: NE 4 ft at 7 seconds and W 3 ft at 5 seconds. A chance of rain. Patchy fog in the evening.
SUN W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: NE 5 ft at 8 seconds and NW 3 ft at 3 seconds. Rain likely in the morning.
SUN NIGHT W winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 3 to 4 ft.
MON THROUGH TUE NIGHT W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. 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.
FRI S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and E 1 foot at 8 seconds. Patchy fog. Rain. A chance of tstms in the morning. Vsby 1 NM or less.
FRI NIGHT S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 9 seconds and SE 1 foot at 3 seconds. Patchy fog. Rain. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.
SAT N winds around 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 4 seconds. Patchy fog. Rain in the morning with vsby 1 to 3 NM.
SAT NIGHT N winds around 10 kt, becoming NW 15 to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: NE 4 ft at 7 seconds and W 3 ft at 5 seconds. A chance of rain. Patchy fog in the evening.
SUN W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: NE 5 ft at 8 seconds and NW 3 ft at 3 seconds. Rain likely in the morning.
SUN NIGHT W winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 3 to 4 ft.
MON THROUGH TUE NIGHT W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. 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.
Marine weather for Massachusetts Bay, Boston Harbor, the North Shore, and the South Shore — Boston, Winthrop, the Boston Harbor Islands, Quincy, Weymouth, Hingham, Hull, Cohasset, Scituate, Marshfield, Green Harbor, Nahant, Lynn, Swampscott, Marblehead, Salem, Salem Sound, Beverly, Manchester-by-the-Sea, Gloucester Harbor, Boston Light, and Stellwagen Bank, Massachusetts. Wind, tides, and conditions for sailing, boating, cruising, fishing, kayaking, paddleboarding, windsurfing, kiteboarding, wing foiling, and whale watching.