FZUS51 KBOX 281405
CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
1005 AM EDT Sun Jul 28 2024
Coastal waters from the Merrimack River MA to Watch Hill RI outto 25 NM
ANZ200-290300
1005 AM EDT Sun Jul 28 2024
Synopsis for Massachusetts and Rhode Island coastal waters
High pressure gives way to building low pressure that will move fromeast to west across the southern Waters tonight. Low pressure willmove over the eastern waters on Monday.
Unsettled conditions are expected through the week.
ANZ250-290300
Coastal waters east of Ipswich Bay and the Stellwagen BankNational Marine Sanctuary
1005 AM EDT Sun Jul 28 2024
SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENINGTHROUGH MONDAY EVENING
THIS AFTERNOON
E winds 5 to 10 kt. Seas 1 foot or less. WaveDetail: NE 1 foot at 3 seconds and SE 1 foot at 9 seconds. Aslight chance of showers with vsby 1 to 3 NM.
TONIGHT
NE winds 10 to 15 kt, increasing to 15 to 20 kt aftermidnight. Gusts up to 25 kt. Seas 2 to 4 ft, building to 5 to7 ft after midnight. Wave Detail: E 3 ft at 4 seconds and SE 2 ftat 9 seconds, becoming E 7 ft at 9 seconds and NE 3 ft at4 seconds. A chance of showers in the evening, then showerslikely with a chance of tstms after midnight.
MON
E winds 10 to 15 kt, becoming S in the afternoon. Gusts upto 25 kt. Seas 5 to 7 ft, subsiding to 3 to 5 ft in theafternoon. Wave Detail: E 7 ft at 9 seconds and NE 1 foot at5 seconds, becoming SE 5 ft at 8 seconds and S 1 foot at3 seconds. A chance of showers.
MON NIGHT
S winds 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: SE4 ft at 9 seconds and S 1 foot at 3 seconds. A chance of showers.
TUE AND TUE 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 SW 2 ft at3 seconds.
WED
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to3 ft. Wave Detail: SE 3 ft at 8 seconds and SW 2 ft at 3 seconds.A chance of showers.
WED NIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas2 to 3 ft. A chance of showers.
THU AND THU 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 theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ251-290300
Massachusetts Bay and Ipswich Bay
1005 AM EDT Sun Jul 28 2024
SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGHMONDAY EVENING
THIS AFTERNOON
E winds 5 to 10 kt. Seas 1 foot or less. WaveDetail: E 1 foot at 3 seconds and SE 1 foot at 10 seconds.
TONIGHT
NE winds 10 to 15 kt. Gusts up to 20 kt aftermidnight. Seas 2 to 4 ft. Wave Detail: E 4 ft at 9 seconds and NE3 ft at 4 seconds. A chance of showers in the evening, thenshowers likely with a chance of tstms after midnight.
MON
NE winds 10 to 15 kt with gusts up to 20 kt, becoming S inthe afternoon. Seas 3 to 5 ft. Wave Detail: E 5 ft at 9 secondsand NE 2 ft at 5 seconds. A chance of showers.
MON NIGHT
S winds around 10 kt. Seas 2 to 3 ft. Wave Detail: E3 ft at 8 seconds and S 1 foot at 4 seconds. A chance of showers.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at8 seconds.
WED AND WED NIGHT
S winds 10 to 15 kt. Seas around 2 ft. WaveDetail: SW 2 ft at 3 seconds and SE 2 ft at 8 seconds. A chanceof showers.
THU AND THU NIGHT
SW winds 5 to 10 kt. Seas around 2 ft, then1 foot or less. A chance of showers and tstms.
Winds and seas higher in and near tstms.
Seas are reported as significant wave height, which is theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ231-290300
Cape Cod Bay
1005 AM EDT Sun Jul 28 2024
THIS AFTERNOON
E winds 5 to 10 kt. Seas 1 foot or less. WaveDetail: NE 1 foot at 3 seconds and S 1 foot at 5 seconds. Achance of showers.
TONIGHT
NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to3 ft, building to 3 to 5 ft after midnight. Wave Detail: NE 2 ftat 3 seconds and SE 1 foot at 9 seconds, becoming E 3 ft at9 seconds and N 2 ft at 4 seconds. Showers likely with a chanceof tstms.
MON
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to4 ft. Wave Detail: E 4 ft at 9 seconds and N 2 ft at 4 seconds. Achance of showers.
MON NIGHT
SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail:SE 2 ft at 8 seconds and SW 1 foot at 4 seconds. A chance ofshowers in the evening.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and SW 1 footat 3 seconds.
WED AND WED NIGHT
S winds 10 to 15 kt with gusts up to 20 kt,diminishing to 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ftat 8 seconds and SW 1 foot at 2 seconds. A chance of showers.
THU AND THU 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 theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ254-290300
Coastal waters from Provincetown MA to Chatham MA to Nantucket MAout 20 nm
1005 AM EDT Sun Jul 28 2024
SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENINGTHROUGH MONDAY EVENING
THIS AFTERNOON
E winds 5 to 10 kt, becoming NE 10 to 15 ktwith gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at3 seconds and SE 2 ft at 9 seconds. A chance of showers with vsby1 to 3 NM.
TONIGHT
NE winds 15 to 20 kt, becoming E after midnight. Gustsup to 30 kt. Seas 4 to 6 ft, building to 5 to 8 ft aftermidnight. Wave Detail: NE 4 ft at 5 seconds and SE 4 ft at9 seconds, becoming E 8 ft at 9 seconds and NE 3 ft at 5 seconds.Showers likely with a chance of tstms in the evening, then achance of showers after midnight.
MON
S winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to7 ft, subsiding to 3 to 5 ft in the afternoon. Wave Detail: SE7 ft at 9 seconds and NE 1 foot at 3 seconds, becoming E 5 ft at7 seconds and SW 2 ft at 4 seconds. A chance of showers in themorning.
MON NIGHT
S winds 10 to 15 kt. Gusts up to 20 kt in theevening. Seas 3 to 4 ft. Wave Detail: SE 4 ft at 8 seconds and SW2 ft at 5 seconds.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Seas 3 to 4 ft. Wave Detail: SE 3 ft at 8 seconds and SW 2 ft at4 seconds.
WED THROUGH THU
S winds 10 to 15 kt with gusts up to 20 kt.Seas 2 to 4 ft. Wave Detail: S 3 ft at 6 seconds and SW 1 foot at3 seconds. A chance of showers.
THU 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 theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ255-290300
Coastal Waters extending out to 25 nm South of Marthas Vineyardand Nantucket
1005 AM EDT Sun Jul 28 2024
SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENINGTHROUGH MONDAY EVENING
THIS AFTERNOON
NE winds around 10 kt, increasing to 15 to20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: NE3 ft at 4 seconds and SE 2 ft at 9 seconds. A chance of showerswith vsby 1 to 3 NM.
TONIGHT
N winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to6 ft. Wave Detail: SE 5 ft at 9 seconds and N 4 ft at 5 seconds.Showers with tstms likely in the evening, then showers likelywith a chance of tstms after midnight.
MON
SW winds around 15 kt with gusts up to 25 kt. Seas 4 to6 ft. Wave Detail: E 5 ft at 8 seconds and SW 3 ft at 4 seconds.A chance of showers in the morning.
MON NIGHT
SW winds 10 to 15 kt. Gusts up to 20 kt in theevening. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and E3 ft at 7 seconds.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds.
WED THROUGH THU
SW winds 10 to 15 kt with gusts up to 20 kt.Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds. A chance ofshowers.
THU NIGHT
SW winds around 10 kt. Seas 3 to 4 ft.
Winds and seas higher in and near tstms.
Seas are reported as significant wave height, which is theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ256-290300
Coastal Waters from Montauk NY to Marthas Vineyard extending outto 20 nm South of Block Island
1005 AM EDT Sun Jul 28 2024
SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENINGTHROUGH MONDAY EVENING
THIS AFTERNOON
NE winds 5 to 10 kt, increasing to 10 to 15 ktwith gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at3 seconds and SE 2 ft at 9 seconds. A slight chance of showers.
TONIGHT
N winds 10 to 15 kt, becoming NW 15 to 20 kt aftermidnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: N 3 ftat 4 seconds and SE 2 ft at 9 seconds. Showers likely with achance of tstms.
MON
W winds around 15 kt with gusts up to 20 kt. Seas 3 to5 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: SE5 ft at 9 seconds and W 3 ft at 4 seconds, becoming SW 3 ft at4 seconds and E 3 ft at 8 seconds. A chance of showers.
MON NIGHT
SW winds 10 to 15 kt. Gusts up to 20 kt in theevening. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and SE3 ft at 8 seconds.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds.
WED THROUGH THU
SW winds 10 to 15 kt with gusts up to 20 kt.Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds. A chance ofshowers.
THU NIGHT
SW winds 5 to 10 kt. Seas 3 to 4 ft.
Winds and seas higher in and near tstms.
Seas are reported as significant wave height, which is theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ232-290300
Nantucket Sound
1005 AM EDT Sun Jul 28 2024
SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGHMONDAY MORNING
THIS AFTERNOON
NE winds 5 to 10 kt, increasing to 10 to 15 ktwith gusts up to 20 kt. Seas 1 foot or less, then around 2 ft.Wave Detail: E 1 foot at 2 seconds and S 1 foot at 5 seconds,becoming E 2 ft at 3 seconds and S 1 foot at 5 seconds. Showerslikely.
TONIGHT
NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to5 ft. Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 9 seconds.Showers likely with a chance of tstms.
MON
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to4 ft. Wave Detail: SW 3 ft at 4 seconds and E 3 ft at 9 seconds.A chance of showers.
MON NIGHT
SW winds 10 to 15 kt. Gusts up to 20 kt in theevening. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E2 ft at 7 seconds.
TUE AND TUE NIGHT
S 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 SW 1 footat 3 seconds.
WED THROUGH THU
SW winds 10 to 15 kt with gusts up to 20 kt.Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at7 seconds. A chance of showers.
THU 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 theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ233-290300
Vineyard Sound
1005 AM EDT Sun Jul 28 2024
THIS AFTERNOON
E winds 5 to 10 kt. Seas 1 foot or less. WaveDetail: E 1 foot at 3 seconds and S 1 foot at 5 seconds. A chanceof showers.
TONIGHT
N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to3 ft. Wave Detail: N 1 foot at 3 seconds and SE 1 foot at9 seconds. Showers likely with a chance of tstms.
MON
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to3 ft. Wave Detail: W 2 ft at 4 seconds and SE 2 ft at 9 seconds.A chance of showers.
MON NIGHT
SW winds 10 to 15 kt. Gusts up to 20 kt in theevening. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and E2 ft at 7 seconds.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds.
WED THROUGH THU
SW winds 10 to 15 kt with gusts up to 20 kt.Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 foot at2 seconds. A chance of showers.
THU 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 theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ234-290300
Buzzards Bay
1005 AM EDT Sun Jul 28 2024
THIS AFTERNOON
E winds 5 to 10 kt. Seas 1 foot or less. WaveDetail: E 1 foot at 3 seconds and S 1 foot at 5 seconds. A chanceof showers.
TONIGHT
N winds 10 to 15 kt with gusts up to 20 kt. Seasaround 2 ft. Wave Detail: SE 2 ft at 9 seconds and N 1 foot at3 seconds. Showers likely with a chance of tstms.
MON
W winds 10 to 15 kt, becoming SW in the afternoon. Gustsup to 20 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 secondsand SE 2 ft at 9 seconds. A chance of showers.
MON NIGHT
SW winds 10 to 15 kt. Gusts up to 20 kt in theevening. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds andE 2 ft at 7 seconds. A chance of showers in the evening.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 footat 3 seconds.
WED THROUGH THU
SW winds 10 to 15 kt with gusts up to 20 kt.Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds. A chance ofshowers.
THU 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 theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ235-290300
Rhode Island Sound
1005 AM EDT Sun Jul 28 2024
THIS AFTERNOON
E winds 5 to 10 kt. Seas 1 foot or less, thenaround 2 ft. Wave Detail: NE 1 foot at 4 seconds and S 1 foot at7 seconds, becoming SE 2 ft at 9 seconds and E 1 foot at3 seconds. A chance of showers.
TONIGHT
N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to3 ft. Wave Detail: N 2 ft at 4 seconds and SE 2 ft at 9 seconds.Showers likely with a chance of tstms.
MON
W winds 10 to 15 kt, becoming SW in the afternoon. Gustsup to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds andSE 3 ft at 9 seconds. Showers likely with a chance of tstms inthe morning, then a chance of showers in the afternoon.
MON NIGHT
SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail:SW 3 ft at 5 seconds and SE 3 ft at 8 seconds.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds.
WED THROUGH THU
SW winds 10 to 15 kt with gusts up to 20 kt.Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds. A chance ofshowers.
THU 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 theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ237-290300
Block Island Sound
1005 AM EDT Sun Jul 28 2024
THIS AFTERNOON
E winds 5 to 10 kt. Seas 1 foot or less, thenaround 2 ft. Wave Detail: SE 1 foot at 8 seconds, becoming E1 foot at 2 seconds and SE 1 foot at 9 seconds. A slight chanceof showers.
TONIGHT
N winds 5 to 10 kt, becoming NW 10 to 15 kt aftermidnight. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 2 ftat 3 seconds and NW 2 ft at 3 seconds. Showers likely with achance of tstms.
MON
W winds 10 to 15 kt with gusts up to 20 kt, becoming SW inthe afternoon. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 9 secondsand W 2 ft at 4 seconds. Showers likely with a chance of tstms inthe morning, then a chance of showers in the afternoon.
MON NIGHT
SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail:SE 3 ft at 8 seconds and SW 2 ft at 4 seconds.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and W 1 foot at3 seconds.
WED AND WED NIGHT
S winds 10 to 15 kt with gusts up to 20 kt,diminishing to 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at7 seconds and W 1 foot at 3 seconds. A chance of showers.
THU AND THU 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 theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ230-290300
Boston Harbor
1005 AM EDT Sun Jul 28 2024
THIS AFTERNOON
E winds 5 to 10 kt. Waves 1 foot or less.
TONIGHT
NE winds 5 to 10 kt, becoming N 10 to 15 kt aftermidnight. Waves 1 foot or less, then around 2 ft after midnight.A chance of showers in the evening, then showers likely with achance of tstms after midnight.
MON
N winds 10 to 15 kt, becoming S in the afternoon. Wavesaround 2 ft in the morning, then 1 foot or less. Showers likelywith a chance of tstms.
MON NIGHT
S winds 5 to 10 kt. Waves 1 foot or less. A chanceof showers.
TUE
S winds 5 to 10 kt, increasing to 10 to 15 kt with gustsup to 20 kt in the afternoon. Waves 1 foot or less, then around2 ft in the afternoon. A chance of showers in the morning.
TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt,diminishing to 5 to 10 kt after midnight. Waves around 2 ft.
WED AND WED NIGHT
S winds 10 to 15 kt. Gusts up to 20 kt.Waves around 2 ft. A chance of showers.
THU AND THU NIGHT
SW winds 5 to 10 kt. Waves 1 foot or less. Achance of showers and tstms.
Winds and waves higher in and near tstms.
Seas are reported as significant wave height, which is theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
ANZ236-290300
Narragansett Bay
1005 AM EDT Sun Jul 28 2024
THIS AFTERNOON
E winds 5 to 10 kt. Waves 1 foot or less. Aslight chance of showers.
TONIGHT
NE winds around 10 kt, becoming N after midnight.Gusts up to 20 kt. Waves around 2 ft. Showers likely with achance of tstms.
MON
NW winds 5 to 10 kt, becoming SW in the afternoon. Gustsup to 20 kt. Waves around 2 ft. Showers likely with a chance oftstms in the morning, then a chance of showers in the afternoon.
MON NIGHT
SW winds around 10 kt. Waves 2 to 3 ft. A chance ofshowers in the evening.
TUE AND TUE NIGHT
S winds 10 to 15 kt with gusts up to 20 kt.Waves 2 to 3 ft.
WED AND WED NIGHT
S winds 10 to 15 kt with gusts up to 20 kt,diminishing to 5 to 10 kt. Waves 2 to 3 ft. A chance of showers.
THU AND THU NIGHT
SW winds 5 to 10 kt. Waves 2 to 3 ft.
Winds and waves higher in and near tstms.
Seas are reported as significant wave height, which is theaverage of the highest third of the waves. Individual waveheights may be more than twice the significant wave height.
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