250 FZUS51 KBOX 121938 CWFBOX Coastal Waters Forecast National Weather Service Boston/Norton MA 338 PM EDT Wed Sep 12 2018 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-130815- 338 PM EDT Wed Sep 12 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... A nearly stationary front will slowly push S this evening. High pres will build south across the waters tonight and remain into early next week. This will keep Major Hurricane Florence well to the south of our waters. However...long period southerly swell will impact our southern waters into the weekend. Mariners are encouraged to monitor the latest forecasts for Florence from the National Hurricane Center at www.nhc.noaa.gov. 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. $$ ANZ250-130815- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 338 PM EDT Wed Sep 12 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING... .TONIGHT...NE winds 5 to 10 kt. Seas 4 to 6 ft. Areas of fog. A chance of showers with a slight chance of tstms this evening, then showers likely with a chance of tstms after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...E winds 5 to 10 kt. Seas 3 to 5 ft. Areas of fog. A chance of showers. Vsby 1 NM or less. .THU NIGHT...E winds around 5 kt. Seas 3 to 5 ft. .FRI...E winds 5 to 10 kt. Seas 2 to 4 ft. .FRI NIGHT...E winds around 5 kt. Seas 2 to 4 ft. .SAT...E winds around 5 kt, becoming SE around 5 kt in the afternoon. Seas 2 to 4 ft. .SAT NIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft. .SUN...S winds 5 to 10 kt. Seas 2 to 4 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. .MON...S winds 5 to 10 kt. Seas 2 to 4 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-130815- Massachusetts Bay and Ipswich Bay- 338 PM EDT Wed Sep 12 2018 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .TONIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft. Areas of fog. A chance of showers with a slight chance of tstms this evening, then showers likely with a chance of tstms after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...E winds 5 to 10 kt. Seas 2 to 4 ft. Areas of fog. A chance of showers. Vsby 1 NM or less. .THU NIGHT...NE winds around 5 kt. Seas 2 to 4 ft. .FRI...E winds 5 to 10 kt. Seas 2 to 3 ft. .FRI NIGHT...SE winds 5 to 10 kt, becoming E after midnight. Seas 2 to 3 ft. .SAT...NE winds around 5 kt, becoming SE around 5 kt in the afternoon. Seas 2 to 4 ft. .SAT NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. .SUN...S winds 5 to 10 kt. Seas 2 to 3 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. .MON...S winds 5 to 10 kt. Seas 2 to 4 ft. .MON NIGHT...S 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. $$ ANZ231-130815- Cape Cod Bay- 338 PM EDT Wed Sep 12 2018 .TONIGHT...NE winds 5 to 10 kt. Seas around 2 ft. Areas of fog. A chance of showers with a slight chance of tstms this evening, then showers likely with a chance of tstms after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...NE winds 5 to 10 kt. Seas around 2 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. .THU NIGHT...NE winds around 5 kt. Seas 1 foot or less. .FRI...NE winds 5 to 10 kt. Seas 1 foot or less. .FRI NIGHT...E winds around 5 kt. Seas 1 foot or less. .SAT...E winds around 5 kt. Seas 1 foot or less. .SAT NIGHT...S winds around 5 kt. Seas 1 foot or less. .SUN...S winds 5 to 10 kt. Seas 1 foot or less. .SUN NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .MON...S winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-130815- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 338 PM EDT Wed Sep 12 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING... .TONIGHT...E winds 5 to 10 kt. Seas 4 to 6 ft. Areas of dense fog. A slight chance of tstms. A slight chance of showers this evening, then a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...E winds 5 to 10 kt. Seas 4 to 6 ft. Patchy fog. Vsby 1 NM or less. .THU NIGHT...NE winds 5 to 10 kt. Seas 4 to 6 ft. .FRI...E winds 5 to 10 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. .SAT...E winds 5 to 10 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds around 5 kt. Seas 3 to 5 ft. .SUN...SE winds around 5 kt. Seas 3 to 5 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. .MON...S winds 5 to 10 kt. Seas 2 to 4 ft. .MON NIGHT...S 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. $$ ANZ255-130815- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 338 PM EDT Wed Sep 12 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING... .TONIGHT...NE winds 5 to 10 kt. Seas 4 to 7 ft. Areas of dense fog. A slight chance of showers. Isolated tstms after midnight. Some tstms may produce heavy rainfall after midnight. Vsby 1 NM or less. .THU...NE winds 5 to 10 kt. Seas 5 to 8 ft. Areas of fog. Vsby 1 NM or less. .THU NIGHT...E winds 5 to 10 kt with gusts up to 20 kt. Seas 5 to 8 ft. .FRI...E winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 5 to 8 ft. .FRI NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 4 to 7 ft. .SAT...E winds 5 to 10 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 5 to 10 kt. Seas 4 to 6 ft. .SUN...E winds 5 to 10 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas 2 to 4 ft. .MON...SE winds 5 to 10 kt. Seas 2 to 4 ft. .MON NIGHT...S winds 5 to 10 kt. Seas 2 to 4 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-130815- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 338 PM EDT Wed Sep 12 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING... .TONIGHT...NE winds 5 to 10 kt. Seas 5 to 8 ft. Areas of dense fog. A slight chance of showers. Isolated tstms after midnight. Some tstms may produce heavy rainfall after midnight. Vsby 1 NM or less. .THU...NE winds around 10 kt. Seas 6 to 9 ft. Areas of fog. Vsby 1 NM or less. .THU NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas 7 to 9 ft. .FRI...E winds 10 to 15 kt with gusts up to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 8 ft. .SAT...E winds 5 to 10 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. .SUN...E winds 5 to 10 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. .MON...SE winds 5 to 10 kt. Seas 2 to 4 ft. .MON NIGHT...S 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. $$ ANZ232-130815- Nantucket Sound- 338 PM EDT Wed Sep 12 2018 .TONIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Areas of dense fog. A slight chance of tstms. A slight chance of showers this evening, then a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...NE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby 1 NM or less. .THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. .FRI...E winds 5 to 10 kt. Seas 2 to 3 ft. .FRI NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. .SUN...SE winds 5 to 10 kt. Seas 1 foot or less. .SUN NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .MON...S winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-130815- Vineyard Sound- 338 PM EDT Wed Sep 12 2018 .TONIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Areas of dense fog. A slight chance of tstms. A slight chance of showers this evening, then a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...NE winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. A chance of showers. Vsby 1 NM or less. .THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. .FRI...E winds 5 to 10 kt. Seas 2 to 4 ft. .FRI NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft. .SAT...E winds 5 to 10 kt. Seas 2 to 3 ft. .SAT NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. .SUN...SE winds 5 to 10 kt. Seas around 2 ft. .SUN NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .MON...S winds 5 to 10 kt. Seas around 2 ft. .MON NIGHT...S 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. $$ ANZ234-130815- Buzzards Bay- 338 PM EDT Wed Sep 12 2018 .TONIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Areas of fog. A slight chance of tstms. A slight chance of showers this evening, then a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...NE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby 1 NM or less. .THU NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. .FRI...E winds 5 to 10 kt. Seas 2 to 3 ft. .FRI NIGHT...NE winds 5 to 10 kt. Seas 2 to 3 ft. .SAT...E winds 5 to 10 kt. Seas around 2 ft. .SAT NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. .SUN...SE winds 5 to 10 kt. Seas 1 foot or less. .SUN NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. .MON...S winds 5 to 10 kt. Seas 1 foot or less. .MON NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-130815- Rhode Island Sound- 338 PM EDT Wed Sep 12 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING... .TONIGHT...NE winds 5 to 10 kt. Seas 4 to 6 ft. Areas of fog. A slight chance of tstms. A slight chance of showers this evening, then a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...NE winds 5 to 10 kt. Seas 4 to 7 ft. Patchy fog. Vsby 1 NM or less. .THU NIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt in the evening. Seas 5 to 7 ft. .FRI...NE winds 5 to 10 kt, becoming E 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt, becoming NE 5 to 10 kt after midnight. Seas 4 to 7 ft. .SAT...E winds 5 to 10 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds 5 to 10 kt. Seas 3 to 5 ft. .SUN...SE winds 5 to 10 kt. Seas 2 to 4 ft. .SUN NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. .MON...SE winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...S 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. $$ ANZ237-130815- Block Island Sound- 338 PM EDT Wed Sep 12 2018 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING... .TONIGHT...NE winds 5 to 10 kt. Seas 4 to 6 ft. Areas of fog. A slight chance of tstms. A slight chance of showers this evening, then a chance of showers after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...NE winds 5 to 10 kt. Seas 4 to 6 ft. Patchy fog. Vsby 1 NM or less. .THU NIGHT...E winds 5 to 10 kt. Seas 4 to 7 ft. .FRI...E winds 5 to 10 kt. Seas 4 to 7 ft. .FRI NIGHT...E winds 5 to 10 kt. Seas 4 to 6 ft. .SAT...E winds 5 to 10 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft. .SUN...E winds 5 to 10 kt. Seas 2 to 4 ft. .SUN NIGHT...SE winds around 5 kt. Seas 2 to 3 ft. .MON...SE winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-130815- Boston Harbor- 338 PM EDT Wed Sep 12 2018 .TONIGHT...NE winds around 5 kt. Waves 1 foot or less. Areas of fog. Showers. A chance of tstms this evening, then tstms likely after midnight. Some tstms may produce heavy rainfall. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight. .THU...NE winds around 5 kt. Waves 1 foot or less. Areas of fog. A chance of showers. Vsby 1 to 3 NM. .THU NIGHT...NE winds around 5 kt. Waves 1 foot or less. .FRI...E winds 5 to 10 kt. Waves 1 foot or less. .FRI NIGHT...NE winds around 5 kt. Waves 1 foot or less. .SAT...N winds around 5 kt, becoming SE around 5 kt in the afternoon. Waves 1 foot or less. .SAT NIGHT...S winds around 5 kt, becoming SW after midnight. Waves 1 foot or less. .SUN...S winds around 5 kt. Waves 1 foot or less. .SUN NIGHT...S winds around 5 kt. Waves 1 foot or less. .MON...SW winds around 5 kt. Waves 1 foot or less. .MON NIGHT...S winds around 5 kt. Waves 1 foot or less. 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. $$ ANZ236-130815- Narragansett Bay- 338 PM EDT Wed Sep 12 2018 .TONIGHT...NE winds around 5 kt. Waves 2 to 3 ft. Areas of fog. A chance of showers with a slight chance of tstms. Some tstms may produce heavy rainfall. Vsby 1 NM or less. .THU...NE winds 5 to 10 kt. Waves 2 to 3 ft. Areas of fog. A chance of showers. Vsby 1 NM or less. .THU NIGHT...NE winds around 5 kt. Waves 2 to 3 ft. .FRI...E winds 5 to 10 kt. Waves 2 to 4 ft. .FRI NIGHT...NE winds 5 to 10 kt. Waves 2 to 4 ft. .SAT...NE winds around 5 kt, becoming E in the afternoon. Waves 2 to 3 ft. .SAT NIGHT...SE winds around 5 kt. Waves 2 to 3 ft. .SUN...SE winds around 5 kt. Waves 2 to 3 ft. .SUN NIGHT...S winds around 5 kt. Waves 2 to 3 ft. .MON...S winds 5 to 10 kt. Waves around 2 ft. .MON NIGHT...S winds around 5 kt. Waves around 2 ft. Winds and waves higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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