Coastal Waters Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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469 FZUS51 KBOX 230305 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 1004 PM EST Fri Nov 22 2024 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-231600- 1004 PM EST Fri Nov 22 2024 .Synopsis for Massachusetts and Rhode Island coastal waters... Low pres moves off the NH coast this evening and tracks south of New England before merging with another low pres in the Gulf of Maine Sat. The low exits into the Maritimes Sun. Gusty NW winds are expected over the waters this weekend. Weak high pressure builds across the waters Mon. A cold front moves across New Eng and the waters Tue into Tue evening. High pres builds over the mid Atlc region Wed. $$ ANZ250-231600- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...E winds around 15 kt with gusts up to 20 kt, becoming N 20 to 25 kt with gusts up to 30 kt. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 7 seconds and N 1 foot at 3 seconds. A chance of rain, then rain with vsby 1 to 3 NM. .SAT...NW winds 20 to 25 kt with gusts up to 30 kt, increasing to 25 to 30 kt with gusts up to 40 kt in the afternoon. Seas 5 to 8 ft. Wave Detail: N 6 ft at 6 seconds and S 1 foot at 9 seconds. Patchy fog. Rain. Vsby 1 NM or less. .SAT NIGHT...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 9 ft, subsiding to 5 to 8 ft after midnight. Wave Detail: N 7 ft at 7 seconds and SE 1 foot at 9 seconds, becoming NW 7 ft at 6 seconds and NE 5 ft at 8 seconds. A chance of rain in the evening. .SUN...W winds 25 to 30 kt, diminishing to 20 to 25 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: W 7 ft at 6 seconds and NE 3 ft at 9 seconds. .SUN NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: W 5 ft at 5 seconds and NE 1 foot at 8 seconds. .MON...NW winds 15 to 20 kt with gusts up to 25 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: NW 4 ft at 5 seconds, becoming W 3 ft at 4 seconds. .MON NIGHT...W winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. A chance of rain after midnight. .TUE...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain. .TUE NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of rain. .WED...W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. .WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 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. $$ ANZ251-231600- Massachusetts Bay and Ipswich Bay- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...E winds 10 to 15 kt, becoming N 15 to 20 kt. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: E 4 ft at 6 seconds and N 1 foot at 3 seconds. Rain. Vsby 1 to 3 NM. .SAT...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 4 seconds and NE 4 ft at 7 seconds. Patchy fog. Rain. Vsby 1 NM or less. .SAT NIGHT...NW winds 20 to 25 kt with gusts up to 40 kt. Seas 4 to 6 ft. Wave Detail: NE 5 ft at 8 seconds and NW 4 ft at 4 seconds. A chance of rain in the evening. .SUN...W winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 4 seconds and NE 3 ft at 8 seconds. .SUN NIGHT AND MON...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 4 seconds and SW 2 ft at 9 seconds. .MON NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: NW 1 foot at 4 seconds. A chance of rain in the evening, then rain likely after midnight. .TUE...S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Rain. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of rain. .WED AND WED NIGHT...W winds 15 to 20 kt with gusts up to 25 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. $$ ANZ231-231600- Cape Cod Bay- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...E winds 10 to 15 kt, becoming N. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 5 seconds and N 1 foot at 3 seconds. Rain. Vsby 1 to 3 NM. .SAT...NW winds 20 to 25 kt. Gusts up to 30 kt, increasing to 40 kt in the afternoon. Seas 3 to 4 ft, building to 4 to 6 ft in the afternoon. Wave Detail: NW 3 ft at 4 seconds and NE 2 ft at 7 seconds, becoming N 5 ft at 6 seconds and S 1 foot at 9 seconds. Patchy fog. Rain. Vsby 1 NM or less. .SAT NIGHT...NW winds 25 to 30 kt, becoming W 20 to 25 kt after midnight. Gusts up to 40 kt. Seas 5 to 7 ft. Wave Detail: N 5 ft at 7 seconds and SW 1 foot at 9 seconds. A chance of rain in the evening. .SUN...W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: N 5 ft at 7 seconds and SW 2 ft at 10 seconds. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 5 seconds and SW 2 ft at 9 seconds. .MON...W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 5 seconds and SW 2 ft at 8 seconds. .MON NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. A chance of rain after midnight. .TUE...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. .WED AND WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-231600- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...E winds 10 to 15 kt, becoming N. Gusts up to 20 kt. Seas 4 to 5 ft. Wave Detail: E 4 ft at 7 seconds and S 3 ft at 8 seconds. Rain. Vsby 1 to 3 NM. .SAT...NW winds 15 to 20 kt with gusts up to 30 kt, increasing to 25 to 30 kt with gusts up to 40 kt in the afternoon. Seas 4 to 6 ft, building to 6 to 9 ft in the afternoon. Wave Detail: NE 4 ft at 7 seconds and NW 3 ft at 4 seconds, becoming NW 5 ft at 5 seconds and NE 4 ft at 7 seconds. Patchy fog. Rain. Vsby 1 NM or less. .SAT NIGHT...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft. Wave Detail: NW 8 ft at 6 seconds and N 6 ft at 9 seconds. A chance of rain in the evening. .SUN...W winds 25 to 30 kt, diminishing to 20 to 25 kt in the afternoon. Seas 6 to 9 ft. Wave Detail: NW 7 ft at 6 seconds and NE 5 ft at 9 seconds. .SUN NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. Wave Detail: NW 5 ft at 6 seconds and SW 2 ft at 9 seconds. .MON...NW winds 15 to 20 kt with gusts up to 25 kt, becoming W 10 to 15 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. Wave Detail: W 4 ft at 7 seconds and NE 1 foot at 10 seconds, becoming W 3 ft at 7 seconds and N 1 foot at 7 seconds. .MON NIGHT...W winds 5 to 10 kt. Seas 2 to 3 ft. A chance of rain after midnight. .TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Rain. .TUE NIGHT...W winds 20 to 25 kt. Seas 5 to 7 ft. A chance of rain. .WED...W winds 20 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 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. $$ ANZ255-231600- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...NE winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 8 seconds and E 3 ft at 7 seconds. Rain. Vsby 1 to 3 NM. .SAT...NW winds 15 to 20 kt with gusts up to 30 kt, increasing to 25 to 30 kt with gusts up to 40 kt in the afternoon. Seas 4 to 6 ft, building to 6 to 9 ft in the afternoon. Wave Detail: SW 4 ft at 8 seconds and E 3 ft at 7 seconds, becoming SW 8 ft at 9 seconds and NW 5 ft at 6 seconds. Patchy fog. Rain likely. Vsby 1 to 3 NM, decreasing to 1 NM or less in the afternoon. .SAT NIGHT...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft. Wave Detail: W 9 ft at 9 seconds and W 6 ft at 6 seconds. A chance of rain in the evening. .SUN...W winds 25 to 30 kt with gusts up to 35 kt. Seas 7 to 10 ft. Wave Detail: W 9 ft at 8 seconds and NE 2 ft at 9 seconds. .SUN NIGHT...W winds 25 to 30 kt, becoming NW 20 to 25 kt after midnight. Seas 6 to 9 ft. Wave Detail: W 8 ft at 8 seconds and NE 1 foot at 9 seconds. .MON...NW winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. Wave Detail: W 5 ft at 7 seconds and NE 1 foot at 8 seconds, becoming SW 4 ft at 7 seconds and N 1 foot at 6 seconds. .MON NIGHT...W winds around 10 kt. Seas 2 to 3 ft. A chance of rain after midnight. .TUE...SW winds 20 to 25 kt. Seas 3 to 5 ft. Rain. .TUE NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. A chance of rain. .WED...W winds 20 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...W winds 15 to 20 kt. Seas 4 to 6 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-231600- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...S winds around 5 kt, becoming N 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. Wave Detail: SW 5 ft at 7 seconds and E 2 ft at 7 seconds. A chance of rain, then rain likely. .SAT...NW winds 20 to 25 kt with gusts up to 30 kt, increasing to 25 to 30 kt with gusts up to 45 kt in the afternoon. Seas 4 to 6 ft, building to 6 to 9 ft in the afternoon. Wave Detail: NW 4 ft at 4 seconds and SW 4 ft at 8 seconds, becoming W 6 ft at 7 seconds and E 1 foot at 7 seconds. Rain likely, mainly in the morning. Vsby 1 to 3 NM. .SAT NIGHT...NW winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 9 ft. Wave Detail: W 7 ft at 7 seconds and E 1 foot at 7 seconds. .SUN...W winds 25 to 30 kt with gusts up to 35 kt. Seas 7 to 9 ft. Wave Detail: W 7 ft at 7 seconds and NE 1 foot at 8 seconds. .SUN NIGHT...W winds 25 to 30 kt, becoming NW 20 to 25 kt after midnight. Seas 5 to 8 ft, subsiding to 4 to 6 ft after midnight. Wave Detail: W 6 ft at 7 seconds and E 1 foot at 13 seconds, becoming W 5 ft at 6 seconds and E 1 foot at 12 seconds. .MON...W winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: W 4 ft at 6 seconds. .MON NIGHT...W winds 10 to 15 kt. Seas 2 to 3 ft. A chance of rain after midnight. .TUE...SW winds 20 to 25 kt. Seas 4 to 6 ft. Rain. .TUE NIGHT...W winds 20 to 25 kt. Seas 6 to 8 ft. A chance of rain. .WED...W winds 20 to 25 kt. Seas 5 to 7 ft. .WED NIGHT...W winds 15 to 20 kt. Seas 3 to 5 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. $$ ANZ232-231600- Nantucket Sound- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...NE winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 7 seconds and NW 1 foot at 2 seconds. Rain. Vsby 1 to 3 NM. .SAT...NW winds 15 to 20 kt with gusts up to 30 kt, increasing to 20 to 25 kt with gusts up to 40 kt in the afternoon. Seas 2 to 3 ft, building to 3 to 5 ft in the afternoon. Wave Detail: NW 2 ft at 3 seconds and E 2 ft at 7 seconds, becoming W 4 ft at 4 seconds and E 2 ft at 7 seconds. Patchy fog. Rain. Vsby 1 to 3 NM, decreasing to 1 NM or less in the afternoon. .SAT NIGHT...NW winds 20 to 25 kt with gusts up to 40 kt. Seas 4 to 6 ft. Wave Detail: W 4 ft at 4 seconds and E 2 ft at 7 seconds. A chance of rain in the evening. .SUN...W winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 4 seconds and SW 3 ft at 9 seconds. .SUN NIGHT...W winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 4 seconds and SW 2 ft at 9 seconds. .MON...W winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and SW 2 ft at 8 seconds. .MON NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. A chance of rain after midnight. .TUE...S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Rain. .TUE NIGHT...W winds 20 to 25 kt. Seas 3 to 4 ft. A chance of rain. .WED AND WED NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-231600- Vineyard Sound- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...NE winds around 5 kt, becoming N 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 8 seconds and NW 1 foot at 2 seconds. Rain. Vsby 1 to 3 NM. .SAT...NW winds 15 to 20 kt with gusts up to 30 kt, increasing to 20 to 25 kt with gusts up to 40 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 9 seconds and NW 3 ft at 4 seconds. Patchy fog. Rain. Vsby 1 to 3 NM. .SAT NIGHT...NW winds 20 to 25 kt with gusts up to 40 kt. Seas 4 to 6 ft. Wave Detail: SW 5 ft at 9 seconds and NW 3 ft at 5 seconds. .SUN...W winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 8 seconds and W 4 ft at 5 seconds. .SUN NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 8 seconds and W 3 ft at 5 seconds. .MON...W winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds and N 1 foot at 9 seconds. .MON NIGHT...W winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. A chance of rain after midnight. .TUE...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Rain. .TUE NIGHT...W winds 20 to 25 kt. Seas 4 to 5 ft. A chance of rain. .WED AND WED NIGHT...W winds 15 to 20 kt with gusts up to 25 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. $$ ANZ234-231600- Buzzards Bay- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...NE winds around 5 kt, becoming N 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 8 seconds and NW 1 foot at 2 seconds. Rain. Vsby 1 to 3 NM. .SAT...NW winds 10 to 15 kt with gusts up to 30 kt, increasing to 15 to 20 kt with gusts up to 40 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 3 ft at 4 seconds and SW 3 ft at 8 seconds. Patchy fog. Rain. Vsby 1 to 3 NM, decreasing to 1 NM or less in the afternoon. .SAT NIGHT...NW winds 20 to 25 kt, becoming W 15 to 20 kt after midnight. Gusts up to 35 kt. Seas 4 to 6 ft. Wave Detail: SW 4 ft at 9 seconds and NW 3 ft at 4 seconds. .SUN...W winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: W 4 ft at 5 seconds and SW 4 ft at 8 seconds. .SUN NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 4 seconds and SW 3 ft at 8 seconds. .MON...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail: W 2 ft at 4 seconds and SW 2 ft at 7 seconds. .MON NIGHT...W winds 5 to 10 kt. Seas 1 foot or less. A chance of rain after midnight. .TUE...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Rain. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. A chance of rain. .WED AND WED NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt. Gusts up to 25 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-231600- Rhode Island Sound- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...NE winds around 5 kt, becoming N 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 8 seconds and SE 1 foot at 7 seconds. A chance of rain, then rain likely. .SAT...NW winds 15 to 20 kt with gusts up to 30 kt, increasing to 25 to 30 kt with gusts up to 40 kt in the afternoon. Seas 3 to 4 ft, building to 4 to 6 ft in the afternoon. Wave Detail: SW 4 ft at 8 seconds and NW 3 ft at 3 seconds, becoming NW 5 ft at 5 seconds and SW 5 ft at 9 seconds. Rain likely. Patchy fog in the morning. Vsby 1 to 3 NM. .SAT NIGHT...NW winds 25 to 30 kt, becoming W 20 to 25 kt after midnight. Gusts up to 40 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 5 seconds and SW 5 ft at 9 seconds. .SUN...W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: SW 5 ft at 8 seconds and W 4 ft at 5 seconds. .SUN NIGHT...W winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 4 to 6 ft. Wave Detail: SW 5 ft at 8 seconds and W 3 ft at 5 seconds. .MON...W winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 7 seconds and W 2 ft at 4 seconds. .MON NIGHT...W winds 5 to 10 kt. Seas around 2 ft. A chance of rain after midnight. .TUE...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Rain. .TUE NIGHT...W winds 20 to 25 kt. Seas 5 to 6 ft. A chance of rain. .WED AND WED NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 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. $$ ANZ237-231600- Block Island Sound- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .OVERNIGHT...SE winds around 5 kt, becoming N 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: S 3 ft at 8 seconds and E 1 foot at 7 seconds. A chance of rain. .SAT...NW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 40 kt. Seas 3 to 4 ft, building to 4 to 6 ft in the afternoon. Wave Detail: NW 3 ft at 3 seconds and S 3 ft at 8 seconds, becoming W 4 ft at 5 seconds and S 3 ft at 9 seconds. Rain likely, mainly in the morning with vsby 1 to 3 NM. .SAT NIGHT...NW winds 20 to 25 kt with gusts up to 40 kt. Seas 4 to 6 ft. Wave Detail: W 4 ft at 5 seconds and S 3 ft at 9 seconds. .SUN...W winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to 6 ft. Wave Detail: W 4 ft at 5 seconds and SW 2 ft at 9 seconds. .SUN NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: W 3 ft at 4 seconds and SW 2 ft at 8 seconds. .MON...W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and SW 1 foot at 7 seconds. .MON NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Rain likely after midnight. .TUE...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Rain likely. .TUE NIGHT...W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of rain. .WED...W winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. .WED NIGHT...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-231600- Boston Harbor- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY NIGHT... .OVERNIGHT...NE winds around 10 kt, becoming N with gusts up to 25 kt. Waves 2 to 3 ft. Rain. Vsby 1 to 3 NM. .SAT...NW winds 15 to 20 kt with gusts up to 35 kt. Waves around 2 ft. Patchy fog. Rain. Vsby 1 NM or less. .SAT NIGHT...W winds 15 to 20 kt with gusts up to 35 kt. Waves around 2 ft, except 3 to 5 ft at the outer harbor entrance. A chance of rain in the evening. .SUN...W winds 15 to 20 kt with gusts up to 30 kt. Waves around 2 ft. .SUN NIGHT AND MON...W winds 15 to 20 kt. Waves around 2 ft. .MON NIGHT...W winds around 5 kt. Waves 1 foot or less. Rain likely after midnight. .TUE...S winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Rain. .TUE NIGHT...W winds 15 to 20 kt. Waves around 2 ft. A chance of rain. .WED AND WED NIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt. Waves 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. $$ ANZ236-231600- Narragansett Bay- 1004 PM EST Fri Nov 22 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY NIGHT... .OVERNIGHT...N winds 5 to 10 kt. Waves 2 to 3 ft. A chance of rain, then rain likely. .SAT...NW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 35 kt. Waves 2 to 3 ft. Rain. Patchy fog in the morning. Vsby 1 to 3 NM. .SAT NIGHT...NW winds 15 to 20 kt with gusts up to 35 kt. Waves around 3 ft, except 4 to 6 ft at the bay entrance. .SUN...W winds 15 to 20 kt with gusts up to 30 kt. Waves around 3 ft, except 4 to 6 ft at the bay entrance. .SUN NIGHT AND MON...W winds 15 to 20 kt. Waves 2 to 3 ft. .MON NIGHT...W winds 5 to 10 kt. Waves around 2 ft. A chance of rain after midnight. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 4 ft. Rain likely. .TUE NIGHT...W winds 15 to 20 kt. Waves 3 to 5 ft. A chance of rain. .WED AND WED NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Waves 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ 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