Station List

National Weather Service Marine Forecast FZUS51 KBOX

FZUS51 KBOX 121404
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
1004 AM EDT Fri Jun 12 2026

Coastal waters from the Merrimack River MA to Watch Hill RI out to 60 NM

ANZ200-130300
1004 AM EDT Fri Jun 12 2026

Synopsis for Massachusetts and Rhode Island coastal waters

Relatively calm conditions across the coastal waters through the weekend with 3-5 foot seas over the southern zones today subsiding to 3 feet or less across all zones. Winds generally southwest around 10 knots with a few gusts to 20 knots possible. Some thunderstorm development over land Thursday and Friday afternoons with a low risk for some storms making their way over the waters. Also some patchy dense fog over the south coastal waters Thursday night into Friday morning.

ANZ250-130300
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SE 2 ft at 8 seconds. Patchy fog. A slight chance of showers. A slight chance of tstms. Vsby 1 to 3 NM.

TONIGHT
SE winds around 5 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 8 seconds and SW 1 foot at 2 seconds. Patchy fog. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.

SAT
NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 2 ft at 8 seconds.

SAT NIGHT
SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 8 seconds and W 1 foot at 3 seconds.

SUN
SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 3 seconds and E 2 ft at 8 seconds.

SUN NIGHT
S winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 3 ft at 4 seconds and E 1 foot at 8 seconds. Showers after midnight.

MON
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Showers likely.

MON NIGHT THROUGH TUE 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 the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.

ANZ251-130300
Massachusetts Bay and Ipswich Bay
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
E winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 2 seconds and SE 1 foot at 7 seconds. Patchy fog. A slight chance of showers, then a chance of showers with a slight chance of tstms. Vsby 1 to 3 NM.

TONIGHT
E winds around 5 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 7 seconds and SW 1 foot at 2 seconds. Patchy fog. Vsby 1 to 3 NM.

SAT
NW winds around 10 kt, becoming W in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: NW 2 ft at 3 seconds and E 2 ft at 9 seconds, becoming NW 1 foot at 3 seconds and S 1 foot at 7 seconds.

SAT NIGHT
SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: W 1 foot at 2 seconds and S 1 foot at 7 seconds.

SUN
SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 1 foot or less, then 2 to 3 ft in the afternoon. Wave Detail: W 1 foot at 2 seconds and S 1 foot at 8 seconds, becoming S 3 ft at 4 seconds and E 1 foot at 8 seconds.

SUN NIGHT
S winds 15 to 20 kt, becoming SW 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds and E 1 foot at 8 seconds. A chance of showers in the evening, then showers after midnight.

MON
W winds 5 to 10 kt. Seas around 2 ft. Showers likely.

MON NIGHT THROUGH TUE 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 the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.

ANZ231-130300
Cape Cod Bay
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
S winds around 5 kt. Seas 1 foot or less. Wave Detail: SE 1 foot at 5 seconds and SE 1 foot at 8 seconds. A slight chance of showers.

TONIGHT
S winds around 5 kt, becoming NW after midnight. Seas 1 foot or less. Wave Detail: SW 1 foot at 3 seconds and E 1 foot at 8 seconds. Patchy fog. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.

SAT
NW winds around 10 kt, becoming N in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: NW 1 foot at 3 seconds and S 1 foot at 7 seconds, becoming NW 1 foot at 3 seconds and S 1 foot at 6 seconds.

SAT NIGHT
S winds around 5 kt, becoming W after midnight. Seas 1 foot or less. Wave Detail: NW 1 foot at 3 seconds and S 1 foot at 6 seconds.

SUN
SW winds around 5 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then 2 to 3 ft in the afternoon. Wave Detail: W 1 foot at 3 seconds and E 1 foot at 4 seconds, becoming SW 1 foot at 2 seconds and S 1 foot at 5 seconds.

SUN NIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds and E 1 foot at 8 seconds. Showers after midnight.

MON
W winds 5 to 10 kt. Seas around 2 ft. Showers likely.

MON NIGHT THROUGH TUE NIGHT
SW winds 5 to 10 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.

ANZ254-130300
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and SE 2 ft at 8 seconds. Patchy fog with vsby 1 to 3 NM.

TONIGHT
S winds 5 to 10 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and SE 2 ft at 8 seconds. Patchy fog. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.

SAT
NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and S 2 ft at 7 seconds. Patchy fog in the morning.

SAT NIGHT
SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and NW 1 foot at 3 seconds.

SUN
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and W 1 foot at 3 seconds.

SUN NIGHT
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 8 seconds. Showers after midnight.

MON
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Showers.

MON NIGHT THROUGH TUE NIGHT
SW winds 5 to 10 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.

ANZ255-130300
Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SW winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and W 3 ft at 3 seconds. Patchy fog with vsby 1 NM or less.

TONIGHT
SW winds 10 to 15 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and NW 2 ft at 3 seconds. Patchy fog. Vsby 1 to 3 NM.

SAT
NW winds 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 6 seconds and NW 1 foot at 3 seconds.

SAT NIGHT
SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds and E 1 foot at 8 seconds.

SUN
SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and W 1 foot at 5 seconds.

SUN NIGHT
S winds 15 to 20 kt. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and E 1 foot at 8 seconds. A chance of showers in the evening, then showers after midnight.

MON
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Showers.

MON NIGHT THROUGH TUE NIGHT
SW 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.

ANZ256-130300
Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SW winds 10 to 15 kt. Gusts up to 20 kt. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds and W 2 ft at 3 seconds. Patchy fog with vsby 1 to 3 NM.

TONIGHT
SW winds 10 to 15 kt, becoming NW after midnight. Gusts up to 20 kt. Seas around 3 ft. Wave Detail: SW 3 ft at 6 seconds and SE 1 foot at 9 seconds. Patchy fog. Vsby 1 to 3 NM.

SAT
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds and NW 2 ft at 3 seconds.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds and SE 1 foot at 9 seconds.

SUN
SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and SW 2 ft at 3 seconds.

SUN NIGHT
S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and SE 1 foot at 8 seconds. A chance of showers in the evening, then showers after midnight.

MON
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Showers likely.

MON NIGHT THROUGH TUE NIGHT
SW 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.

ANZ232-130300
Nantucket Sound
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and S 1 foot at 7 seconds.

TONIGHT
SW winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and S 1 foot at 7 seconds. Patchy fog. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.

SAT
NW winds around 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 1 foot at 3 seconds and SE 1 foot at 7 seconds.

SAT NIGHT
SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: W 1 foot at 3 seconds and S 1 foot at 6 seconds.

SUN
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 7 seconds and W 1 foot at 2 seconds.

SUN NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 8 seconds. Showers after midnight.

MON
SW winds 10 to 15 kt. Seas 2 to 3 ft. Showers.

MON NIGHT THROUGH TUE NIGHT
SW 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.

ANZ233-130300
Vineyard Sound
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SW winds around 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 7 seconds and SW 1 foot at 2 seconds.

TONIGHT
SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 6 seconds. Patchy fog. Vsby 1 to 3 NM.

SAT
NW winds 5 to 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SW 2 ft at 6 seconds.

SAT NIGHT
W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 6 seconds and E 1 foot at 8 seconds.

SUN
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: SW 2 ft at 4 seconds and S 2 ft at 7 seconds.

SUN NIGHT
SW winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 foot at 8 seconds. A chance of showers in the evening, then showers after midnight.

MON
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Showers.

MON NIGHT THROUGH TUE NIGHT
SW winds 10 to 15 kt with 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.

ANZ234-130300
Buzzards Bay
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SW 1 foot at 3 seconds. A slight chance of showers and tstms.

TONIGHT
SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 5 seconds. Patchy fog. Vsby 1 to 3 NM.

SAT
NW winds around 10 kt, becoming W in the afternoon. Seas around 2 ft. Wave Detail: NW 1 foot at 2 seconds and E 1 foot at 6 seconds.

SAT NIGHT
W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 5 seconds and E 1 foot at 8 seconds.

SUN
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less, then 2 to 3 ft in the afternoon. Wave Detail: W 1 foot at 3 seconds and SW 1 foot at 6 seconds, becoming SW 2 ft at 3 seconds and SW 2 ft at 6 seconds.

SUN NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 foot at 8 seconds. A chance of showers in the evening, then showers after midnight.

MON
W winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Showers likely.

MON NIGHT THROUGH TUE NIGHT
SW winds 10 to 15 kt with gusts up to 20 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.

ANZ235-130300
Rhode Island Sound
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and SW 1 foot at 3 seconds. A slight chance of showers and tstms.

TONIGHT
SW winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and W 1 foot at 4 seconds. Patchy fog. Vsby 1 to 3 NM.

SAT
NW winds 10 to 15 kt, becoming W with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and NW 2 ft at 3 seconds.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and W 1 foot at 4 seconds.

SUN
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and SW 2 ft at 3 seconds.

SUN NIGHT
SW winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 foot at 8 seconds. A chance of showers in the evening, then showers after midnight.

MON
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Showers likely.

MON NIGHT THROUGH TUE NIGHT
SW winds 10 to 15 kt with 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.

ANZ237-130300
Block Island Sound
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SW winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and SE 2 ft at 8 seconds. A slight chance of showers and tstms.

TONIGHT
SW winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and W 1 foot at 3 seconds.

SAT
W winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 7 seconds.

SAT NIGHT
W winds 10 to 15 kt with gusts up to 20 kt, diminishing to around 5 kt after midnight. Seas around 2 ft. Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 7 seconds.

SUN
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and S 2 ft at 7 seconds.

SUN NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 foot at 8 seconds. Showers likely.

MON
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Showers likely.

MON NIGHT THROUGH TUE NIGHT
SW winds 10 to 15 kt with 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.

ANZ230-130300
Boston Harbor
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
E winds 5 to 10 kt. Waves 1 foot or less. A slight chance of showers, then a chance of showers and tstms.

TONIGHT
E winds around 5 kt, becoming NW after midnight. Waves 1 foot or less. Patchy fog after midnight.

SAT
NW winds 5 to 10 kt. Waves 1 foot or less.

SAT NIGHT
W winds 5 to 10 kt. Waves 1 foot or less.

SUN
SW winds 5 to 10 kt, becoming S 15 to 20 kt with gusts up to 25 kt in the afternoon. Waves 1 foot or less, then around 2 ft in the afternoon.

SUN NIGHT
S winds 15 to 20 kt, becoming SW 10 to 15 kt after midnight. Gusts up to 25 kt. Waves around 2 ft. A chance of showers in the evening, then showers after midnight.

MON
W winds 5 to 10 kt. Waves 1 foot or less. Showers likely.

MON NIGHT THROUGH TUE NIGHT
SW winds 5 to 10 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.

ANZ236-130300
Narragansett Bay
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
S winds 5 to 10 kt. Waves around 2 ft. A slight chance of showers. A slight chance of tstms.

TONIGHT
SW winds 5 to 10 kt, becoming NW after midnight. Waves around 2 ft.

SAT
NW winds 5 to 10 kt. Waves around 2 ft.

SAT NIGHT
W winds 5 to 10 kt. Waves around 2 ft.

SUN
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 foot or less, then 2 to 3 ft in the afternoon.

SUN NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. A chance of showers in the evening, then showers likely after midnight.

MON
W winds 5 to 10 kt. Waves around 2 ft. Showers likely.

MON NIGHT THROUGH TUE NIGHT
SW winds 10 to 15 kt with gusts up to 20 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.

ANZ280-130300
Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 8 seconds and SW 2 ft at 2 seconds. Patchy fog. A slight chance of showers. Vsby 1 NM or less.

TONIGHT
E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and SE 2 ft at 9 seconds. Patchy fog. A chance of showers after midnight. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.

SAT
NW winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and SE 2 ft at 9 seconds.

SAT NIGHT
SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and E 2 ft at 8 seconds.

SUN
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and E 2 ft at 8 seconds.

SUN NIGHT
S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and E 1 foot at 8 seconds. Showers after midnight.

MON
SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Showers.

MON NIGHT THROUGH TUE NIGHT
SW winds 5 to 10 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.

ANZ281-130300
Ocean Waters from Provincetown to Nantucket from 20 to 60 NM
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
S winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and E 2 ft at 9 seconds. Patchy fog. Vsby 1 NM or less.

TONIGHT
SW winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: S 3 ft at 7 seconds and SE 2 ft at 8 seconds. Patchy fog. Vsby 1 NM or less.

SAT
NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas around 3 ft. Wave Detail: S 3 ft at 7 seconds and NW 2 ft at 3 seconds.

SAT NIGHT
SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 7 seconds and NW 1 foot at 4 seconds.

SUN
SW winds around 5 kt, becoming S 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 7 seconds and W 1 foot at 3 seconds.

SUN NIGHT
S winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 5 seconds and E 1 foot at 8 seconds. Showers after midnight.

MON
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Showers likely.

MON NIGHT THROUGH TUE NIGHT
SW winds 5 to 10 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.

ANZ282-130300
Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SW winds 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and SW 2 ft at 2 seconds. Patchy fog. Vsby 1 NM or less.

TONIGHT
SW winds 10 to 15 kt with gusts up to 20 kt, becoming W after midnight. Seas 3 to 4 ft. Wave Detail: W 4 ft at 5 seconds and E 1 foot at 9 seconds. Patchy fog. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.

SAT
NW winds 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Seas around 3 ft. Wave Detail: SW 3 ft at 7 seconds and NW 2 ft at 5 seconds.

SAT NIGHT
W winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 3 ft. Wave Detail: SW 3 ft at 6 seconds and NW 2 ft at 5 seconds.

SUN
SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 7 seconds and NW 1 foot at 4 seconds.

SUN NIGHT
S winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 6 seconds and E 1 foot at 8 seconds. Showers after midnight.

MON
W winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Showers.

MON NIGHT THROUGH TUE NIGHT
SW winds 10 to 15 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.

ANZ283-130300
Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM
1004 AM EDT Fri Jun 12 2026

THIS AFTERNOON
SW winds around 10 kt, increasing to around 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 7 seconds and W 3 ft at 3 seconds. Patchy fog. Vsby 1 NM or less.

TONIGHT
SW winds around 15 kt, becoming NW after midnight. Gusts up to 20 kt. Seas around 3 ft. Wave Detail: SW 3 ft at 5 seconds and E 1 foot at 9 seconds. Patchy fog. Vsby 1 to 3 NM.

SAT
W winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: SW 3 ft at 6 seconds and NW 2 ft at 4 seconds.

SAT NIGHT
W winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds and E 1 foot at 9 seconds.

SUN
SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 5 seconds and E 1 foot at 9 seconds.

SUN NIGHT
S winds 15 to 20 kt. Seas 2 to 4 ft. Wave Detail: S 3 ft at 7 seconds and W 2 ft at 4 seconds. A chance of showers in the evening, then showers after midnight.

MON
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Showers.

MON NIGHT THROUGH TUE NIGHT
SW 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.

For the latest updates...please visit our webpage at www.weather.gov/boston

You can follow us on Facebook at www.facebook.com/us.nationalweatherservice.boston.gov

You can follow us on Twitter at @NWSBoston