Coastal Waters Forecast
Issued by NWS Boston, MA

Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000 FZUS51 KBOX 231953 CWFBOX Coastal Waters Forecast National Weather Service Taunton MA 353 PM EDT Fri Jun 23 2017 COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT TO 25 NM ANZ200-240830- 353 PM EDT Fri Jun 23 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... A cold front will approach the waters from the west tonight while the remnants of tropical storm Cindy approach from the southwest. The cold front will sweep across the waters Saturday afternoon and behind it drier and less humid air will follow into Wed. For information on possible hazardous weather beyond the 24-36 hour forecast period, please visit www.weather.gov/boston and follow the Current Hazards link above the map on the left. $$ ANZ250-240830- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING... .TONIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Areas of fog. Isolated showers and tstms this evening, then scattered tstms with a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .SAT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. Patchy fog. Scattered tstms with a chance of showers. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Seas 3 to 5 ft. .SUN...W winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. .SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Gusts up to 20 kt. Seas 2 to 4 ft. .MON...SW winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. .MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. .TUE...SW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .WED...W winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-240830- Massachusetts Bay and Ipswich Bay- 353 PM EDT Fri Jun 23 2017 .TONIGHT...S winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Seas 2 to 4 ft. Scattered showers. Isolated tstms this evening, then scattered tstms after midnight. Areas of fog after midnight. Some tstms may produce heavy rainfall. Vsby 1 to 3 NM after midnight. .SAT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Areas of fog. Showers likely with scattered tstms. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .SUN...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Seas around 2 ft. .SUN NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. .MON...SW winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas 2 to 3 ft. .MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .TUE...SW winds 5 to 10 kt. Seas 1 to 2 ft. .TUE NIGHT...W winds 5 to 10 kt. Seas around 2 ft. .WED...W winds around 5 kt. Seas 1 foot or less. .WED NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. 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. $$ ANZ231-240830- Cape Cod Bay- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Areas of fog. Isolated showers and tstms this evening, then scattered showers and tstms after midnight. Some tstms may produce heavy rainfall. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Areas of dense fog. Scattered tstms with a chance of showers. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .SUN...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. .SUN NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. .MON...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Gusts up to 20 kt. Seas around 2 ft. .MON NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. .TUE...SW winds 5 to 10 kt. Seas 1 to 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .WED...W winds around 5 kt. Seas 1 foot or less. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-240830- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING... .TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Areas of fog this evening, then areas of dense fog after midnight. Isolated showers and tstms this evening, then scattered tstms with a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Areas of fog. Scattered tstms with a chance of showers. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Seas 4 to 7 ft. .SUN...W winds 5 to 10 kt, becoming SW with gusts up to 20 kt in the afternoon. Seas 3 to 5 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas 3 to 5 ft. .MON...SW winds 5 to 10 kt. Seas 2 to 4 ft. .MON NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft. .TUE...SW winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .WED...W winds around 5 kt. Seas around 2 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 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. $$ ANZ255-240830- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING... .TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Areas of fog this evening, then areas of dense fog after midnight. Isolated showers and tstms this evening, then scattered tstms with a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Areas of fog. Scattered tstms with a chance of showers. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 6 to 8 ft. .SUN...W winds around 5 kt, becoming SW in the afternoon. Seas 5 to 7 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas 4 to 6 ft. .MON...SW winds 5 to 10 kt. Seas 3 to 5 ft. .MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. .TUE...SW winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .WED...W winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-240830- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING... .TONIGHT...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Areas of fog. Isolated showers and tstms this evening, then scattered tstms with a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 7 ft. Patchy fog. Scattered tstms with a chance of showers. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 6 to 9 ft. .SUN...W winds around 5 kt, becoming SW in the afternoon. Seas 5 to 7 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas 4 to 6 ft. .MON...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 4 to 5 ft. .MON NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 4 ft. .TUE...SW winds 5 to 10 kt. Seas 2 to 3 ft. .TUE NIGHT...W winds 5 to 10 kt. Seas around 2 ft. .WED...W winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...W winds around 10 kt with gusts up to 20 kt. Seas 2 to 4 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. $$ ANZ232-240830- Nantucket Sound- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Areas of fog this evening, then areas of dense fog after midnight. Isolated showers and tstms this evening, then scattered tstms with a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Areas of fog. Showers likely with scattered tstms. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Seas 2 to 4 ft. .SUN...W winds around 5 kt, becoming SW in the afternoon. Seas 2 to 4 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. .MON NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. .TUE...SW winds 5 to 10 kt. Seas 1 to 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas 1 to 2 ft. .WED...W winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-240830- Vineyard Sound- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Areas of fog this evening, then areas of dense fog after midnight. Isolated showers and tstms this evening, then scattered tstms with a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Areas of fog. Showers and scattered tstms. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Seas 2 to 4 ft. .SUN...SW winds 5 to 10 kt. Seas 2 to 4 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. .MON NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. .TUE...SW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .WED...W winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...SW winds around 10 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. $$ ANZ234-240830- Buzzards Bay- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON... .TONIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Areas of fog. Isolated showers and tstms this evening, then scattered showers and tstms after midnight. Some tstms may produce heavy rainfall. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .SAT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Areas of fog. Showers and scattered tstms. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Seas 2 to 4 ft. .SUN...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. .SUN NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. .MON...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 2 to 4 ft. .MON NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. .TUE...SW winds 5 to 10 kt. Seas 1 to 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. .WED...W winds 5 to 10 kt. Seas 1 foot or less. .WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-240830- Rhode Island Sound- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING... .TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Areas of fog. Isolated showers and tstms this evening, then scattered tstms with a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. Patchy fog. Showers likely with scattered tstms. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Seas 4 to 7 ft. .SUN...W winds around 5 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 4 to 6 ft. .MON...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 4 ft. .TUE...SW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...W winds 5 to 10 kt. Seas around 2 ft. .WED...W winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 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. $$ ANZ237-240830- Block Island Sound- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING... .TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Areas of fog. Scattered showers. Isolated tstms this evening, then scattered tstms after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Patchy fog. Showers likely with scattered tstms. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Seas 4 to 6 ft. .SUN...W winds around 5 kt, becoming S in the afternoon. Seas 3 to 5 ft. .SUN NIGHT...W winds 5 to 10 kt. Seas 3 to 5 ft. .MON...W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 4 ft. .TUE...SW winds 5 to 10 kt. Seas around 2 ft. .TUE NIGHT...W winds 5 to 10 kt. Seas around 2 ft. .WED...W winds 5 to 10 kt. Seas around 2 ft. .WED NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-240830- Boston Harbor- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM EDT THIS EVENING... .TONIGHT...SW winds 10 to 15 kt. Gusts up to 25 kt this evening. Seas around 2 ft. Scattered showers. Isolated tstms this evening, then scattered tstms after midnight. Areas of fog after midnight. Some tstms may produce heavy rainfall. .SAT...W winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas around 2 ft. Areas of fog. Showers likely with scattered tstms. Some tstms may produce heavy rainfall. Vsby 1 to 3 NM. .SAT NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. .SUN...SW winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. .MON...SW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. .MON NIGHT...SW winds around 5 kt. Seas around 2 ft. .TUE...SW winds around 5 kt. Seas 1 foot or less. A chance of showers. .TUE NIGHT...W winds around 5 kt. Seas 1 foot or less. .WED...W winds around 5 kt. Seas 1 foot or less. .WED NIGHT...SW winds around 5 kt. Seas 1 foot or less. 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. $$ ANZ236-240830- Narragansett Bay- 353 PM EDT Fri Jun 23 2017 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM EDT THIS EVENING... .TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Areas of fog. Isolated showers and tstms this evening, then scattered tstms with a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .SAT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Areas of fog. Showers and scattered tstms. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .SAT NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 4 ft. .SUN...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. .SUN NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. .MON...SW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. .MON NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. .TUE...SW winds 5 to 10 kt. Seas 1 to 2 ft. .TUE NIGHT...W winds around 5 kt. Seas 1 foot or less. .WED...W winds 5 to 10 kt. Seas 1 foot or less. .WED NIGHT...SW winds around 5 kt. Seas 1 foot or less. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/NWSBoston You can follow us on Twitter at @NWSBoston

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.