FZUS51 KBOX 271104
CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
704 AM EDT Sun Jul 27 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-280000-
704 AM EDT Sun Jul 27 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
A weak area of low pressure passes north of the coastal waters
Sunday. An unsettled pattern develops for much of next week.
$$
ANZ250-280000-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: SW 2 ft at 3 seconds and NE 1 foot at
3 seconds. A slight chance of showers this morning, then a chance
of showers this afternoon.
.TONIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 4 seconds and SE 1 foot at 8 seconds.
.MON...W winds around 5 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning with vsby 1 to 3 NM.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W
1 foot at 2 seconds and S 1 foot at 3 seconds.
.TUE...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: SE 2 ft
at 3 seconds and E 1 foot at 8 seconds.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot at
8 seconds.
.WED...N winds around 10 kt. Seas around 2 ft.
.WED NIGHT AND THU...SW winds around 10 kt, becoming N. Seas
around 2 ft. A chance of showers.
.THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-280000-
Massachusetts Bay and Ipswich Bay-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: S 1 foot at 2 seconds and NE
1 foot at 4 seconds. A chance of showers. Patchy fog this
afternoon.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: SE 1 foot at 4 seconds and E
1 foot at 8 seconds.
.MON...NW winds around 5 kt, becoming SE in the afternoon. Seas
1 foot or less. Wave Detail: SE 1 foot at 4 seconds and E 1 foot
at 8 seconds.
.MON NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: SE 1 foot at 3 seconds and E 1 foot at
8 seconds.
.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: SE 2 ft
at 3 seconds and E 1 foot at 8 seconds.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming W after midnight. Seas around 2 ft. Wave Detail: SW 2 ft
at 3 seconds and SE 1 foot at 3 seconds.
.WED...E winds 5 to 10 kt. Seas around 2 ft.
.WED NIGHT AND THU...W winds around 10 kt, becoming NE. Seas
around 2 ft. A chance of showers.
.THU NIGHT...W 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.
$$
ANZ231-280000-
Cape Cod Bay-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: S 1 foot at 2 seconds and N 1 foot
at 4 seconds. A slight chance of showers this morning, then a
chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: SW 1 foot at 2 seconds and E
1 foot at 4 seconds.
.MON...NW winds around 5 kt, becoming E in the afternoon. Seas
1 foot or less. Wave Detail: SW 1 foot at 3 seconds and E 1 foot
at 3 seconds. Patchy fog in the morning with vsby 1 to 3 NM.
.MON NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: SE 1 foot at 3 seconds and E 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas around 2 ft. Wave Detail: SW 1 foot at 2 seconds and E
1 foot at 2 seconds.
.WED...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW
1 foot at 3 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...NE winds around 10 kt. Seas around
2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-280000-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt this afternoon. Seas around 2 ft. Wave Detail: S 2 ft
at 3 seconds and N 1 foot at 4 seconds. A slight chance of
showers.
.TONIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 3 seconds and NE 1 foot at 4 seconds. Patchy fog after
midnight with vsby 1 to 3 NM.
.MON...SW winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 4 seconds and E 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 1 foot
at 8 seconds.
.WED...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...NE 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.
$$
ANZ255-280000-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE
1 foot at 5 seconds and S 1 foot at 5 seconds. A slight chance of
showers this morning, then a chance of showers this afternoon.
.TONIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: S 2 ft at 3 seconds and NE 1 foot at
4 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...S winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning.
.MON NIGHT...SE winds 5 to 10 kt, becoming SW after midnight.
Seas around 2 ft. Wave Detail: SW 1 foot at 4 seconds and SE
1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...E winds 10 to 15 kt with gusts up
to 20 kt. Seas 2 to 3 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-280000-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: SE 2 ft at 3 seconds and SE 1 foot
at 8 seconds. A slight chance of showers this morning, then a
chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot
at 8 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...NW winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning with vsby 1 to 3 NM.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 4 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave
Detail: SW 2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 5 seconds and SE 1 foot at 8 seconds.
.WED NIGHT AND THU...SW winds 10 to 15 kt, becoming NE. Seas 2 to
3 ft. A chance of showers and tstms.
.THU NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.
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.
$$
ANZ232-280000-
Nantucket Sound-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: S 1 foot at 3 seconds and NE
1 foot at 4 seconds. A slight chance of showers this morning,
then a chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: S 1 foot at 3 seconds and NE 1 foot at
4 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...W winds 5 to 10 kt, becoming SE in the afternoon. Seas
1 foot or less. Wave Detail: SW 1 foot at 3 seconds and E 1 foot
at 3 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: SE 1 foot at 3 seconds and SE 1 foot
at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 3 seconds and SE 1 foot at 8 seconds.
.WED...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 3 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...NE winds 10 to 15 kt with gusts up
to 20 kt. Seas around 2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-280000-
Vineyard Sound-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 3 seconds and NE 1 foot at 4 seconds. A slight chance
of showers this morning, then a chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 3 seconds and SE 1 foot at 8 seconds. Patchy fog after
midnight with vsby 1 to 3 NM.
.MON...NW winds around 5 kt, becoming SE in the afternoon. Seas
1 foot or less. Wave Detail: E 1 foot at 2 seconds and SW 1 foot
at 4 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: SE 1 foot at 3 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 3 seconds and SE 1 foot at 8 seconds.
.WED...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...NE 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.
$$
ANZ234-280000-
Buzzards Bay-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: S 1 foot at 3 seconds and NE
1 foot at 4 seconds. A slight chance of showers this morning,
then a chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW
1 foot at 3 seconds and E 1 foot at 4 seconds. Patchy fog after
midnight with vsby 1 to 3 NM.
.MON...NW winds around 5 kt, becoming SE in the afternoon. Seas
1 foot or less. Wave Detail: SW 1 foot at 4 seconds and SE 1 foot
at 8 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: SE 1 foot at 3 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot
at 8 seconds.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: W 2 ft at 4 seconds and SE 1 foot at
8 seconds.
.WED NIGHT THROUGH THU NIGHT...E winds 10 to 15 kt with gusts up
to 20 kt. Seas around 2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-280000-
Rhode Island Sound-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE
1 foot at 4 seconds and SE 1 foot at 8 seconds. A chance of
showers.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot
at 8 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...N winds around 5 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: S 1 foot at 4 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 4 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 3 seconds and SE 1 foot at 9 seconds.
.WED...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...E 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.
$$
ANZ237-280000-
Block Island Sound-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE
1 foot at 4 seconds and SE 1 foot at 8 seconds. A chance of
showers.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot
at 8 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...N winds around 5 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: S 1 foot at 4 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning with vsby 1 to 3 NM.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 4 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...E winds 10 to 15 kt with gusts up
to 20 kt. Seas around 2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-280000-
Boston Harbor-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Waves around 2 ft. A chance of
showers this morning, then showers likely this afternoon. Patchy
fog this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Waves around 2 ft in the evening,
then 1 foot or less.
.MON...NW winds around 5 kt, becoming E in the afternoon. Waves
1 foot or less.
.MON NIGHT...S winds 5 to 10 kt, becoming SW after midnight.
Waves 1 foot or less.
.TUE...SW winds 5 to 10 kt. Waves 1 foot or less, then around
2 ft in the afternoon.
.TUE NIGHT...SW winds 5 to 10 kt. Waves around 2 ft in the
evening, then 1 foot or less.
.WED...NE winds 5 to 10 kt. Waves 1 foot or less.
.WED NIGHT THROUGH THU NIGHT...NW winds 5 to 10 kt. Waves 1 foot
or less. 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.
$$
ANZ236-280000-
Narragansett Bay-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Waves around 2 ft. A chance of
showers.
.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves
around 2 ft in the evening, then 1 foot or less. Patchy fog after
midnight with vsby 1 to 3 NM.
.MON...N winds around 5 kt, becoming SE in the afternoon. Waves
1 foot or less.
.MON NIGHT...S winds 5 to 10 kt. Waves 1 foot or less.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Waves around 2 ft.
.WED...SW winds 5 to 10 kt. Waves around 2 ft.
.WED NIGHT THROUGH THU NIGHT...NE winds 5 to 10 kt. Waves around
2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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CWFBOX
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
704 AM EDT Sun Jul 27 2025
Coastal waters from the Merrimack River MA to Watch Hill RI out
to 25 NM
ANZ200-280000-
704 AM EDT Sun Jul 27 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
A weak area of low pressure passes north of the coastal waters
Sunday. An unsettled pattern develops for much of next week.
$$
ANZ250-280000-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: SW 2 ft at 3 seconds and NE 1 foot at
3 seconds. A slight chance of showers this morning, then a chance
of showers this afternoon.
.TONIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 4 seconds and SE 1 foot at 8 seconds.
.MON...W winds around 5 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning with vsby 1 to 3 NM.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W
1 foot at 2 seconds and S 1 foot at 3 seconds.
.TUE...SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: SE 2 ft
at 3 seconds and E 1 foot at 8 seconds.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot at
8 seconds.
.WED...N winds around 10 kt. Seas around 2 ft.
.WED NIGHT AND THU...SW winds around 10 kt, becoming N. Seas
around 2 ft. A chance of showers.
.THU NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ251-280000-
Massachusetts Bay and Ipswich Bay-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: S 1 foot at 2 seconds and NE
1 foot at 4 seconds. A chance of showers. Patchy fog this
afternoon.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: SE 1 foot at 4 seconds and E
1 foot at 8 seconds.
.MON...NW winds around 5 kt, becoming SE in the afternoon. Seas
1 foot or less. Wave Detail: SE 1 foot at 4 seconds and E 1 foot
at 8 seconds.
.MON NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: SE 1 foot at 3 seconds and E 1 foot at
8 seconds.
.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: SE 2 ft
at 3 seconds and E 1 foot at 8 seconds.
.TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt,
becoming W after midnight. Seas around 2 ft. Wave Detail: SW 2 ft
at 3 seconds and SE 1 foot at 3 seconds.
.WED...E winds 5 to 10 kt. Seas around 2 ft.
.WED NIGHT AND THU...W winds around 10 kt, becoming NE. Seas
around 2 ft. A chance of showers.
.THU NIGHT...W 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.
$$
ANZ231-280000-
Cape Cod Bay-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: S 1 foot at 2 seconds and N 1 foot
at 4 seconds. A slight chance of showers this morning, then a
chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: SW 1 foot at 2 seconds and E
1 foot at 4 seconds.
.MON...NW winds around 5 kt, becoming E in the afternoon. Seas
1 foot or less. Wave Detail: SW 1 foot at 3 seconds and E 1 foot
at 3 seconds. Patchy fog in the morning with vsby 1 to 3 NM.
.MON NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: SE 1 foot at 3 seconds and E 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas around 2 ft. Wave Detail: SW 1 foot at 2 seconds and E
1 foot at 2 seconds.
.WED...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW
1 foot at 3 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...NE winds around 10 kt. Seas around
2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ254-280000-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt this afternoon. Seas around 2 ft. Wave Detail: S 2 ft
at 3 seconds and N 1 foot at 4 seconds. A slight chance of
showers.
.TONIGHT...S winds 10 to 15 kt, becoming SW 5 to 10 kt after
midnight. Gusts up to 20 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 3 seconds and NE 1 foot at 4 seconds. Patchy fog after
midnight with vsby 1 to 3 NM.
.MON...SW winds 5 to 10 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 4 seconds and E 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 1 foot
at 8 seconds.
.WED...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...NE 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.
$$
ANZ255-280000-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE
1 foot at 5 seconds and S 1 foot at 5 seconds. A slight chance of
showers this morning, then a chance of showers this afternoon.
.TONIGHT...S winds 5 to 10 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: S 2 ft at 3 seconds and NE 1 foot at
4 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...S winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning.
.MON NIGHT...SE winds 5 to 10 kt, becoming SW after midnight.
Seas around 2 ft. Wave Detail: SW 1 foot at 4 seconds and SE
1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...E winds 10 to 15 kt with gusts up
to 20 kt. Seas 2 to 3 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ256-280000-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: SE 2 ft at 3 seconds and SE 1 foot
at 8 seconds. A slight chance of showers this morning, then a
chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot
at 8 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...NW winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning with vsby 1 to 3 NM.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 4 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave
Detail: SW 2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 5 seconds and SE 1 foot at 8 seconds.
.WED NIGHT AND THU...SW winds 10 to 15 kt, becoming NE. Seas 2 to
3 ft. A chance of showers and tstms.
.THU NIGHT...E winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. A chance of showers.
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.
$$
ANZ232-280000-
Nantucket Sound-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: S 1 foot at 3 seconds and NE
1 foot at 4 seconds. A slight chance of showers this morning,
then a chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to
3 ft. Wave Detail: S 1 foot at 3 seconds and NE 1 foot at
4 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...W winds 5 to 10 kt, becoming SE in the afternoon. Seas
1 foot or less. Wave Detail: SW 1 foot at 3 seconds and E 1 foot
at 3 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: SE 1 foot at 3 seconds and SE 1 foot
at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 3 seconds and SE 1 foot at 8 seconds.
.WED...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 3 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...NE winds 10 to 15 kt with gusts up
to 20 kt. Seas around 2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ233-280000-
Vineyard Sound-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 3 seconds and NE 1 foot at 4 seconds. A slight chance
of showers this morning, then a chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 3 seconds and SE 1 foot at 8 seconds. Patchy fog after
midnight with vsby 1 to 3 NM.
.MON...NW winds around 5 kt, becoming SE in the afternoon. Seas
1 foot or less. Wave Detail: E 1 foot at 2 seconds and SW 1 foot
at 4 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: SE 1 foot at 3 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 3 seconds and SE 1 foot at 8 seconds.
.WED...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...NE 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.
$$
ANZ234-280000-
Buzzards Bay-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Gusts up to 20 kt this afternoon.
Seas around 2 ft. Wave Detail: S 1 foot at 3 seconds and NE
1 foot at 4 seconds. A slight chance of showers this morning,
then a chance of showers this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW
1 foot at 3 seconds and E 1 foot at 4 seconds. Patchy fog after
midnight with vsby 1 to 3 NM.
.MON...NW winds around 5 kt, becoming SE in the afternoon. Seas
1 foot or less. Wave Detail: SW 1 foot at 4 seconds and SE 1 foot
at 8 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: SE 1 foot at 3 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot
at 8 seconds.
.WED...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around
2 ft. Wave Detail: W 2 ft at 4 seconds and SE 1 foot at
8 seconds.
.WED NIGHT THROUGH THU NIGHT...E winds 10 to 15 kt with gusts up
to 20 kt. Seas around 2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ235-280000-
Rhode Island Sound-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE
1 foot at 4 seconds and SE 1 foot at 8 seconds. A chance of
showers.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 1 foot
at 8 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...N winds around 5 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: S 1 foot at 4 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 4 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 3 seconds and SE 1 foot at 9 seconds.
.WED...SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...E 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.
$$
ANZ237-280000-
Block Island Sound-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE
1 foot at 4 seconds and SE 1 foot at 8 seconds. A chance of
showers.
.TONIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening.
Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot
at 8 seconds. Patchy fog after midnight with vsby 1 to 3 NM.
.MON...N winds around 5 kt, becoming S in the afternoon. Seas
around 2 ft. Wave Detail: S 1 foot at 4 seconds and SE 1 foot at
8 seconds. Patchy fog in the morning with vsby 1 to 3 NM.
.MON NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S
1 foot at 4 seconds and SE 1 foot at 8 seconds.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 1 foot at 8 seconds.
.WED NIGHT THROUGH THU NIGHT...E winds 10 to 15 kt with gusts up
to 20 kt. Seas around 2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
ANZ230-280000-
Boston Harbor-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Waves around 2 ft. A chance of
showers this morning, then showers likely this afternoon. Patchy
fog this afternoon.
.TONIGHT...SW winds 5 to 10 kt. Waves around 2 ft in the evening,
then 1 foot or less.
.MON...NW winds around 5 kt, becoming E in the afternoon. Waves
1 foot or less.
.MON NIGHT...S winds 5 to 10 kt, becoming SW after midnight.
Waves 1 foot or less.
.TUE...SW winds 5 to 10 kt. Waves 1 foot or less, then around
2 ft in the afternoon.
.TUE NIGHT...SW winds 5 to 10 kt. Waves around 2 ft in the
evening, then 1 foot or less.
.WED...NE winds 5 to 10 kt. Waves 1 foot or less.
.WED NIGHT THROUGH THU NIGHT...NW winds 5 to 10 kt. Waves 1 foot
or less. 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.
$$
ANZ236-280000-
Narragansett Bay-
704 AM EDT Sun Jul 27 2025
.TODAY...S winds 5 to 10 kt. Waves around 2 ft. A chance of
showers.
.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves
around 2 ft in the evening, then 1 foot or less. Patchy fog after
midnight with vsby 1 to 3 NM.
.MON...N winds around 5 kt, becoming SE in the afternoon. Waves
1 foot or less.
.MON NIGHT...S winds 5 to 10 kt. Waves 1 foot or less.
.TUE AND TUE NIGHT...SW winds 10 to 15 kt. Waves around 2 ft.
.WED...SW winds 5 to 10 kt. Waves around 2 ft.
.WED NIGHT THROUGH THU NIGHT...NE winds 5 to 10 kt. Waves around
2 ft. A chance of showers.
Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.
$$
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