####018019027#### FZUS51 KBOX 141705 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 105 PM EDT Wed May 14 2025 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-150600- 105 PM EDT Wed May 14 2025 .Synopsis for Massachusetts and Rhode Island coastal waters... Low pres over the mid-Atlc states today will weaken as it approaches the Northeast Thu. This will bring building seas and a better chance for rain showers to the southern waters. Slow moving low pres will keep weather conditions unsettled through the weekend. $$ ANZ250-150600- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 105 PM EDT Wed May 14 2025 .THIS AFTERNOON...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 1 foot at 4 seconds and SE 1 foot at 8 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 4 seconds and SE 1 foot at 7 seconds. Patchy fog. A chance of showers after midnight. Vsby 1 NM or less. .THU...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 4 seconds and SE 2 ft at 7 seconds. Patchy fog. Scattered showers in the morning. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .THU NIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and SE 1 foot at 3 seconds. .FRI AND FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds. .SAT AND SAT NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 8 seconds and S 2 ft at 3 seconds. Showers likely. .SUN AND SUN NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-150600- Massachusetts Bay and Ipswich Bay- 105 PM EDT Wed May 14 2025 .THIS AFTERNOON...SE winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: E 1 foot at 4 seconds and SE 1 foot at 8 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: E 1 foot at 3 seconds and SE 1 foot at 8 seconds, becoming SE 1 foot at 3 seconds and SE 1 foot at 7 seconds. Patchy fog. A chance of showers after midnight. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .THU...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 1 foot at 4 seconds and SE 1 foot at 7 seconds. Patchy fog. Scattered showers in the morning. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .THU NIGHT...SE winds 5 to 10 kt, becoming S after midnight. Seas around 2 ft. Wave Detail: SE 1 foot at 4 seconds and SE 1 foot at 7 seconds. .FRI...S winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft. Wave Detail: E 1 foot at 5 seconds and SE 1 foot at 8 seconds. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 10 seconds and SE 1 foot at 3 seconds. A chance of showers. .SAT AND SAT NIGHT...S winds 10 to 15 kt, becoming SW. Seas 2 to 3 ft. Showers likely. .SUN...W winds 10 to 15 kt. Seas around 2 ft. A chance of showers. .SUN NIGHT...W winds 10 to 15 kt. Seas around 2 ft. 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. $$ ANZ231-150600- Cape Cod Bay- 105 PM EDT Wed May 14 2025 .THIS AFTERNOON...SE winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: E 1 foot at 3 seconds and SE 1 foot at 8 seconds. .TONIGHT...SE winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight. Wave Detail: E 1 foot at 3 seconds and SE 1 foot at 8 seconds, becoming E 1 foot at 3 seconds and S 1 foot at 8 seconds. Patchy fog. A chance of showers after midnight. Vsby 1 NM or less. .THU...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 8 seconds and E 1 foot at 3 seconds. Patchy fog. Scattered showers. Scattered tstms in the afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .THU NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and E 1 foot at 3 seconds. .FRI AND FRI NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: E 1 foot at 5 seconds and SE 1 foot at 8 seconds. .SAT AND SAT NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds and S 1 foot at 2 seconds. A chance of showers. .SUN AND SUN NIGHT...W winds around 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-150600- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 105 PM EDT Wed May 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM EDT THIS EVENING THROUGH LATE THURSDAY NIGHT... .THIS AFTERNOON...SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 4 seconds and NE 1 foot at 4 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: S 3 ft at 8 seconds and SE 2 ft at 4 seconds. Patchy fog. Vsby 1 NM or less. .THU...SE winds around 10 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. Wave Detail: S 4 ft at 9 seconds and SE 2 ft at 4 seconds. Patchy fog. Scattered showers in the morning. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .THU NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft at 8 seconds. .FRI AND FRI NIGHT...S winds around 5 kt. Seas 2 to 4 ft. Wave Detail: SE 4 ft at 8 seconds. .SAT AND SAT NIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 7 seconds and S 1 foot at 2 seconds. A chance of showers. .SUN AND SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. 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. $$ ANZ255-150600- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 105 PM EDT Wed May 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM EDT THIS EVENING THROUGH LATE THURSDAY NIGHT... .THIS AFTERNOON...SE winds around 10 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 4 seconds and S 2 ft at 8 seconds. Patchy fog. Vsby 1 NM or less. .TONIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 9 seconds and E 2 ft at 4 seconds. Patchy fog. A chance of showers after midnight. Vsby 1 NM or less. .THU...SE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: S 5 ft at 9 seconds and SE 1 foot at 3 seconds. Patchy fog. Scattered showers. Scattered tstms in the afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .THU NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas 3 to 5 ft. Wave Detail: S 5 ft at 8 seconds. .FRI AND FRI NIGHT...S winds around 5 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 7 seconds. .SAT...S winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 7 seconds. A chance of showers. .SAT NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. A chance of showers. .SUN AND SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-150600- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 105 PM EDT Wed May 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EDT THIS EVENING THROUGH LATE THURSDAY NIGHT... .THIS AFTERNOON...E winds around 10 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 9 seconds and E 2 ft at 4 seconds. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TONIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. Wave Detail: S 5 ft at 9 seconds and SE 2 ft at 4 seconds. Patchy fog. A chance of showers. Vsby 1 NM or less. .THU...SE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: S 5 ft at 9 seconds. Patchy fog. Vsby 1 NM or less in the morning. .THU NIGHT...S winds around 5 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 8 seconds. .FRI...SW winds around 5 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 8 seconds. .FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 8 seconds. A chance of showers in the evening. .SAT AND SAT NIGHT...S winds 10 to 15 kt, becoming SW. Seas 2 to 4 ft. A chance of showers. .SUN AND SUN NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. 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. $$ ANZ232-150600- Nantucket Sound- 105 PM EDT Wed May 14 2025 .THIS AFTERNOON...SE winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: E 1 foot at 4 seconds and S 1 foot at 8 seconds. .TONIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 9 seconds and E 1 foot at 4 seconds. Patchy fog. A chance of showers after midnight. Vsby 1 NM or less. .THU...SE winds 5 to 10 kt. Gusts up to 20 kt in the morning. Seas 2 to 3 ft. Wave Detail: S 2 ft at 9 seconds and SE 1 foot at 3 seconds. Patchy fog. Scattered showers. Scattered tstms in the afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .THU NIGHT...S winds around 5 kt. Seas around 2 ft. Wave Detail: S 2 ft at 8 seconds and E 1 foot at 4 seconds. .FRI AND FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 6 seconds. .SAT...S winds 10 to 15 kt. Seas around 2 ft. Wave Detail: S 1 foot at 2 seconds and SE 1 foot at 7 seconds. A chance of showers. .SAT NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. A chance of showers. .SUN AND SUN NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-150600- Vineyard Sound- 105 PM EDT Wed May 14 2025 .THIS AFTERNOON...SE winds around 10 kt. Seas around 2 ft. Wave Detail: E 1 foot at 4 seconds and S 1 foot at 9 seconds. .TONIGHT...SE winds around 10 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 9 seconds and E 1 foot at 4 seconds. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .THU...SE winds around 10 kt with gusts up to 20 kt, diminishing to around 5 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 9 seconds and SE 1 foot at 3 seconds. Patchy fog. Scattered showers in the morning with vsby 1 NM or less. .THU NIGHT...S winds around 5 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 8 seconds and SE 1 foot at 3 seconds. .FRI AND FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 8 seconds and S 1 foot at 3 seconds. .SAT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and S 1 foot at 2 seconds. A chance of showers. .SAT NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. A chance of showers. .SUN AND SUN NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 3 ft. 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. $$ ANZ234-150600- Buzzards Bay- 105 PM EDT Wed May 14 2025 .THIS AFTERNOON...SE winds around 10 kt. Seas 1 foot or less. Wave Detail: E 1 foot at 3 seconds and S 1 foot at 9 seconds. .TONIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 2 ft at 9 seconds and E 1 foot at 3 seconds. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .THU...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 9 seconds and SE 1 foot at 2 seconds. Patchy fog. Scattered showers in the morning with vsby 1 NM or less. .THU NIGHT...S winds around 5 kt. Seas around 2 ft. Wave Detail: S 2 ft at 8 seconds and SE 1 foot at 4 seconds. .FRI AND FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 8 seconds and SW 1 foot at 3 seconds. .SAT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and S 1 foot at 2 seconds. Showers likely. .SAT NIGHT...SW winds around 10 kt. Seas around 2 ft. A chance of showers. .SUN AND SUN NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-150600- Rhode Island Sound- 105 PM EDT Wed May 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM EDT THIS EVENING THROUGH THURSDAY AFTERNOON... .THIS AFTERNOON...E winds around 10 kt. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 4 seconds and S 2 ft at 9 seconds. Patchy fog. A slight chance of showers. Vsby 1 to 3 NM. .TONIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 9 seconds and SE 2 ft at 4 seconds. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .THU...SE winds 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 9 seconds and SE 1 foot at 3 seconds. Patchy fog. Scattered showers in the morning with vsby 1 NM or less. .THU NIGHT...S winds around 5 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 8 seconds. .FRI...S winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 8 seconds. .FRI NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. A chance of showers. .SAT...S winds 5 to 10 kt. Seas 2 to 3 ft. Showers likely. .SAT NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. A chance of showers. .SUN AND SUN NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 4 ft. 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. $$ ANZ237-150600- Block Island Sound- 105 PM EDT Wed May 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM EDT THIS EVENING THROUGH THURSDAY AFTERNOON... .THIS AFTERNOON...E winds around 10 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 4 seconds and S 2 ft at 9 seconds. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .TONIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 9 seconds and E 2 ft at 4 seconds. Patchy fog. A chance of showers. Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight. .THU...SE winds 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: S 5 ft at 9 seconds and SE 1 foot at 4 seconds. Patchy fog. Vsby 1 NM or less in the morning. .THU NIGHT...SE winds around 5 kt in the evening, becoming light and variable. Seas 2 to 4 ft. Wave Detail: S 4 ft at 8 seconds. .FRI...SW winds around 5 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 8 seconds. .FRI NIGHT...SW winds around 5 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 7 seconds. A chance of showers. .SAT AND SAT NIGHT...S winds 5 to 10 kt, becoming SW. Seas 2 to 3 ft. Showers likely. .SUN AND SUN NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-150600- Boston Harbor- 105 PM EDT Wed May 14 2025 .THIS AFTERNOON...E winds around 10 kt. Waves 1 foot or less. .TONIGHT...SE winds 5 to 10 kt. Waves 1 foot or less. Patchy fog after midnight. A chance of showers after midnight with vsby 1 to 3 NM. .THU...SE winds around 5 kt. Waves 1 foot or less. Patchy fog. Scattered showers in the morning. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon. .THU NIGHT...SE winds around 5 kt, becoming S after midnight. Waves 1 foot or less. .FRI...SE winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Waves 1 foot or less. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. .SAT AND SAT NIGHT...S winds 5 to 10 kt, becoming SW. Waves around 2 ft. Showers likely. .SUN AND SUN NIGHT...W winds 10 to 15 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. $$ ANZ236-150600- Narragansett Bay- 105 PM EDT Wed May 14 2025 .THIS AFTERNOON...SE winds 5 to 10 kt. Waves around 2 ft. A slight chance of showers. .TONIGHT...SE winds 5 to 10 kt. Waves 2 to 4 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. .THU...SE winds 5 to 10 kt. Waves 2 to 4 ft. Patchy fog. Scattered showers in the morning with vsby 1 NM or less. .THU NIGHT...SE winds around 5 kt in the evening, becoming light and variable. Waves 2 to 3 ft. .FRI...S winds around 5 kt, increasing to 5 to 10 kt in the afternoon. Waves 2 to 3 ft. .FRI NIGHT...S winds 5 to 10 kt. Waves around 2 ft. A chance of showers. .SAT AND SAT NIGHT...S winds 5 to 10 kt, becoming SW. Waves 2 to 3 ft. Showers likely. .SUN AND SUN NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Waves 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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