Boston and Massachusetts Bay Marine Weather
Marine Forecast
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OVERNIGHT NW winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and E 2 ft at 7 seconds.
SUN NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and W 2 ft at 3 seconds.
SUN NIGHT NW winds 15 to 20 kt with gusts up to 25 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: E 3 ft at 11 seconds and W 2 ft at 4 seconds.
MON NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and NE 2 ft at 5 seconds.
MON NIGHT THROUGH TUE NIGHT W winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at 5 seconds.
WED THROUGH THU NIGHT SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: W 1 foot at 2 seconds and N 1 foot at 3 seconds. 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.
SUN NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and W 2 ft at 3 seconds.
SUN NIGHT NW winds 15 to 20 kt with gusts up to 25 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: E 3 ft at 11 seconds and W 2 ft at 4 seconds.
MON NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and NE 2 ft at 5 seconds.
MON NIGHT THROUGH TUE NIGHT W winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: NW 1 foot at 3 seconds and NE 1 foot at 5 seconds.
WED THROUGH THU NIGHT SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: W 1 foot at 2 seconds and N 1 foot at 3 seconds. 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.
Boston and Massachusetts Bay Nautical Charts
NOAA nautical charts with your GPS position and a wind map for Boston and Massachusetts Bay in the Wind and Tides app
Weather
View allTonight
39°F
Partly Cloudy
14 mph NW
Sunday
49°F
Sunny
16 mph NW
Sunday Night
40°F
Partly Cloudy
13 to 16 mph NW
Monday
50°F
Sunny
8 to 13 mph NW
Tides and Currents
View all| Time (EST) | Event | Height/Speed |
|---|---|---|
| Sat, Nov 14 9:44 PM | slack | slack |
| Sun, Nov 15 1:20 AM | flood | 0.8 kts |
| Sun, Nov 15 2:59 AM | high | 8.2 ft |
| Sun, Nov 15 4:27 AM | slack | slack |
| Sun, Nov 15 7:16 AM | ebb | 0.6 kts |
| Sun, Nov 15 8:51 AM | low | 2.2 ft |
| Sun, Nov 15 9:42 AM | slack | slack |
| Sun, Nov 15 1:24 PM | flood | 0.8 kts |
| Sun, Nov 15 3:02 PM | high | 9.2 ft |
| Sun, Nov 15 4:31 PM | slack | slack |
| Sun, Nov 15 7:32 PM | ebb | 0.6 kts |
| Sun, Nov 15 9:30 PM | low | 1.3 ft |
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, Boston Light, and Stellwagen Bank, Massachusetts. Wind, tides, and conditions for sailing, boating, cruising, fishing, kayaking, paddleboarding, windsurfing, kiteboarding, wing foiling, and whale watching.