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Coastal Waters Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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135 FZUS51 KBOX 071404 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 1004 AM EDT Sun Jul 7 2024 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-080300- 1004 AM EDT Sun Jul 7 2024 .Synopsis for Massachusetts and Rhode Island coastal waters... Weak cold front stalls, becoming quasi-stationary across the waters into early week. While no sensible weather, there will be areas of low status and fog, due to deep southwest flow, which leads to poor visibilities for mariners. Unsettled mid to late week with renewed rain and thunderstorm chances. $$ ANZ250-080300- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and S 1 foot at 4 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog. Vsby 1 NM or less. .MON...W winds around 5 kt, becoming S in the afternoon. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...S winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and S 1 foot at 3 seconds. Patchy fog after midnight with vsby 1 NM or less. .TUE...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 8 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds. A chance of showers. .WED THROUGH THU NIGHT...S winds around 10 kt. Seas 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-080300- Massachusetts Bay and Ipswich Bay- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and S 1 foot at 4 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds and S 1 foot at 3 seconds. Patchy fog. Vsby 1 NM or less. .MON...N winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds and SW 1 foot at 2 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds and SE 1 foot at 3 seconds. Patchy fog after midnight with vsby 1 to 3 NM. .TUE...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 2 ft at 7 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 1 foot at 7 seconds. A chance of showers. .WED THROUGH THU NIGHT...S winds 10 to 15 kt. Seas 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. $$ ANZ231-080300- Cape Cod Bay- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 foot at 2 seconds and SE 1 foot at 7 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 foot at 2 seconds and SE 1 foot at 7 seconds. Patchy fog. Vsby 1 NM or less. .MON...S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 foot at 2 seconds and SE 1 foot at 7 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 2 seconds and SE 1 foot at 7 seconds. Patchy fog. Vsby 1 NM or less after midnight. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: SW 1 foot at 2 seconds and S 1 foot at 7 seconds, becoming SW 1 foot at 3 seconds and SE 1 foot at 7 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds and SW 1 foot at 3 seconds. .WED...SW winds around 10 kt. Seas 1 foot or less. .WED NIGHT THROUGH THU NIGHT...S winds around 10 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-080300- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...S winds around 10 kt. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 7 seconds and SW 1 foot at 2 seconds. Patchy fog. A slight chance of showers. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and W 1 foot at 3 seconds. Patchy fog. Vsby 1 NM or less. .MON...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and W 1 foot at 2 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 foot at 2 seconds. Patchy fog. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .TUE...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and S 2 ft at 7 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and S 2 ft at 7 seconds. .WED...SW winds 10 to 15 kt. Seas 2 to 3 ft. .WED NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 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. $$ ANZ255-080300- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1004 AM EDT Sun Jul 7 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... .THIS AFTERNOON...S winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 7 seconds and SE 2 ft at 8 seconds. Patchy fog. A slight chance of showers. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds. Patchy fog. A chance of showers. Vsby 1 NM or less. .MON...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds. Patchy fog. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .TUE...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds. .WED THROUGH THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. .THU NIGHT...S winds around 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-080300- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1004 AM EDT Sun Jul 7 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... .THIS AFTERNOON...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 7 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 7 seconds. Patchy fog. Vsby 1 NM or less. .MON...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds. Patchy fog. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and SE 2 ft at 8 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. .WED...SW winds 10 to 15 kt. Seas around 3 ft. .WED NIGHT THROUGH THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 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. $$ ANZ232-080300- Nantucket Sound- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...SW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: SW 1 foot at 2 seconds and SW 1 foot at 7 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at 7 seconds. Patchy fog. Vsby 1 NM or less. .MON...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 2 seconds and SE 1 foot at 7 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and S 1 foot at 7 seconds. Patchy fog. Vsby 1 to 3 NM. .TUE...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: SW 1 foot at 3 seconds and S 1 foot at 7 seconds, becoming SW 2 ft at 3 seconds and S 1 foot at 7 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and S 2 ft at 7 seconds. .WED THROUGH THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-080300- Vineyard Sound- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 7 seconds and SW 1 foot at 2 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog. Vsby 1 NM or less. .MON...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 foot at 2 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: SW 1 foot at 3 seconds and S 1 foot at 7 seconds, becoming S 2 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and S 2 ft at 7 seconds. .WED...SW winds 10 to 15 kt. Seas around 2 ft. .WED NIGHT THROUGH THU 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. $$ ANZ234-080300- Buzzards Bay- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 7 seconds and SW 1 foot at 2 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog. Vsby 1 NM or less. .MON...SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: S 1 foot at 7 seconds, becoming SW 1 foot at 2 seconds and S 1 foot at 7 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 foot at 3 seconds and S 1 foot at 7 seconds. Patchy fog. Vsby 1 NM or less after midnight. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then around 2 ft in the afternoon. Wave Detail: SW 1 foot at 3 seconds and S 1 foot at 7 seconds, becoming SW 2 ft at 3 seconds and S 2 ft at 7 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and S 2 ft at 7 seconds. .WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. .WED NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. A chance of showers. .THU...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-080300- Rhode Island Sound- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...S winds 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds and SE 1 foot at 8 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. Patchy fog. Vsby 1 NM or less. .MON...SW winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds. Patchy fog. Vsby 1 NM or less after midnight. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 foot at 4 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and S 2 ft at 7 seconds. .WED...SW winds 10 to 15 kt. Seas 2 to 3 ft. .WED NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .THU AND THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 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. $$ ANZ237-080300- Block Island Sound- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. Patchy fog. Vsby 1 NM or less. .MON...SW winds around 5 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 7 seconds. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds and SW 1 foot at 2 seconds. Patchy fog. Vsby 1 to 3 NM. .TUE...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 foot at 3 seconds. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SE 2 ft at 8 seconds. .WED...SW winds 10 to 15 kt. Seas around 2 ft. .WED NIGHT AND THU...S winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. .THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-080300- Boston Harbor- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...S winds 5 to 10 kt. Waves 1 foot or less. .TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves 1 foot or less. Patchy fog after midnight with vsby 1 NM or less. .MON...N winds around 5 kt, becoming SE in the afternoon. Waves 1 foot or less. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...S winds 5 to 10 kt. Waves 1 foot or less. .TUE...SW winds 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Waves 1 foot or less. .TUE NIGHT...SW winds 10 to 15 kt. Waves around 2 ft in the evening, then 1 foot or less. A chance of showers. .WED AND WED NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. A chance of showers and tstms. .THU AND THU NIGHT...S winds 10 to 15 kt. Waves 1 foot or less, then around 2 ft. A chance of showers. Winds and waves 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. $$ ANZ236-080300- Narragansett Bay- 1004 AM EDT Sun Jul 7 2024 .THIS AFTERNOON...S winds 5 to 10 kt. Waves around 2 ft. Patchy fog. A slight chance of showers. Vsby 1 to 3 NM, decreasing to 1 NM or less. .TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves around 2 ft. Patchy fog. Vsby 1 NM or less. .MON...SW winds around 5 kt, becoming S in the afternoon. Waves around 2 ft. Patchy fog in the morning with vsby 1 NM or less. .MON NIGHT...SW winds 5 to 10 kt. Waves around 2 ft. Patchy fog. Vsby 1 NM or less after midnight. .TUE...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves around 2 ft. Patchy fog in the morning with vsby 1 to 3 NM. .TUE NIGHT...SW winds 10 to 15 kt. Waves around 2 ft. .WED...SW winds 10 to 15 kt. Waves around 2 ft. A chance of showers. .WED NIGHT...S winds around 10 kt. Waves 2 to 3 ft. A chance of showers. .THU AND THU NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt. Waves 2 to 3 ft. A chance of showers. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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