ANZ230 Boston Harbor

Expires:202109171800;;748211
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ230-171800-
Boston Harbor-
127 AM EDT Fri Sep 17 2021

.REST OF TONIGHT...NE winds 5 to 10 kt. Waves 1 foot or less.
Patchy fog. A slight chance of showers. Vsby 1 to 3 NM. 
.FRI...NE winds 5 to 10 kt. Waves 1 foot or less. Patchy fog.
Vsby 1 to 3 NM. 
.FRI NIGHT...NE winds 5 to 10 kt. Waves 1 foot or less. Patchy
fog. Vsby 1 NM or less. 
.SAT...NE winds 5 to 10 kt. Waves 1 foot or less. Patchy fog. 
.SAT NIGHT...N winds 5 to 10 kt. Waves 1 foot or less. A chance
of showers. 
.SUN AND SUN NIGHT...N winds 5 to 10 kt. Waves 2 to 3 ft. 
.MON THROUGH TUE NIGHT...S winds 5 to 10 kt. Waves 1 foot or
less.  

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 Cape Cod Bay

		
Expires:202109171800;;748202
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ231-171800-
Cape Cod Bay-
127 AM EDT Fri Sep 17 2021

.REST OF TONIGHT...NE winds 5 to 10 kt. Seas 1 foot or less.
Patchy fog. A slight chance of showers. Vsby 1 NM or less. 
.FRI...E winds 5 to 10 kt. Seas 1 foot or less. Patchy fog. Vsby
1 NM or less. 
.FRI NIGHT...E winds 5 to 10 kt. Seas around 2 ft. Patchy fog.
Vsby 1 NM or less. 
.SAT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. 
.SAT NIGHT THROUGH SUN NIGHT...N winds 15 to 20 kt. Seas 2 to
3 ft. 
.MON THROUGH TUE NIGHT...S 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.

$$


	        

ANZ232 Nantucket Sound

Expires:202109171800;;748206
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ232-171800-
Nantucket Sound-
127 AM EDT Fri Sep 17 2021

.REST OF TONIGHT...NE winds around 10 kt. Seas around 2 ft.
Patchy fog. A slight chance of showers. Vsby 1 NM or less. 
.FRI...E winds around 10 kt. Seas around 2 ft. Patchy fog. Vsby
1 NM or less. 
.FRI NIGHT...E winds around 10 kt. Seas 2 to 3 ft. Patchy fog.
Vsby 1 NM or less. 
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM. 
.SAT NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers. 
.SUN AND SUN NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. 
.MON THROUGH TUE NIGHT...S 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.

$$


	                	

ANZ233 Vinyard Sound

Expires:202109171800;;748207
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ233-171800-
Vineyard Sound-
127 AM EDT Fri Sep 17 2021

.REST OF TONIGHT...NE winds around 10 kt. Seas around 2 ft.
Patchy fog. A slight chance of showers. Vsby 1 NM or less. 
.FRI...E winds around 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby
1 NM or less. 
.FRI NIGHT...NE winds around 10 kt. Seas 2 to 4 ft. Patchy fog.
Vsby 1 NM or less. 
.SAT...NE winds 10 to 15 kt. Seas 2 to 4 ft. Patchy fog. 
.SAT NIGHT THROUGH SUN NIGHT...NE winds 10 to 15 kt with gusts up
to 20 kt. Seas 2 to 3 ft. 
.MON THROUGH TUE NIGHT...S 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.

$$


		                	

ANZ234 Buzzards Bay

Expires:202109171800;;748208
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ234-171800-
Buzzards Bay-
127 AM EDT Fri Sep 17 2021

.REST OF TONIGHT...NE winds around 10 kt. Seas around 2 ft.
Patchy fog. A slight chance of showers. Vsby 1 NM or less. 
.FRI...NE winds 5 to 10 kt. Seas 2 to 4 ft. Patchy fog. Vsby 1 NM
or less. 
.FRI NIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft. Patchy fog.
Vsby 1 NM or less. 
.SAT...NE winds around 10 kt. Seas 2 to 3 ft. Patchy fog. 
.SAT NIGHT THROUGH SUN NIGHT...N winds 10 to 15 kt. Seas 2 to
3 ft. 
.MON THROUGH TUE NIGHT...S 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.

$$


		              	

ANZ235 Rhode Island Sound

Expires:202109171800;;748209
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ235-171800-
Rhode Island Sound-
127 AM EDT Fri Sep 17 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH SATURDAY EVENING...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Patchy fog. A slight chance of showers. Vsby 1 NM
or less. 
.FRI...NE winds 10 to 15 kt. Seas 2 to 4 ft. Patchy fog. Vsby
1 NM or less. 
.FRI NIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 3 to 5 ft. Patchy fog. Vsby 1 NM or less. 
.SAT...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 4 to 5 ft. Patchy fog. Vsby 1 to 3 NM. 
.SAT NIGHT AND SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN NIGHT...NE winds 5 to 10 kt. Seas 2 to 4 ft. 
.MON THROUGH TUE NIGHT...S 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.

$$


		

ANZ236 Narragansett Bay

Expires:202109171800;;748212
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ236-171800-
Narragansett Bay-
127 AM EDT Fri Sep 17 2021

.REST OF TONIGHT...NE winds around 10 kt. Waves 1 foot or less.
Patchy fog. A slight chance of showers. Vsby 1 NM or less. 
.FRI...NE winds 5 to 10 kt. Waves 1 foot or less, except 2 to
4 ft at the bay entrance. Patchy fog. Vsby 1 to 3 NM. 
.FRI NIGHT...NE winds 5 to 10 kt. Waves 1 foot or less, except
2 to 4 ft at the bay entrance. Patchy fog. Vsby 1 NM or less. 
.SAT...N winds 5 to 10 kt. Waves 1 foot or less, except 2 to 4 ft
at the bay entrance. Patchy fog. Vsby 1 to 3 NM. 
.SAT NIGHT THROUGH SUN NIGHT...N winds 5 to 10 kt. Waves 1 foot
or less, except 2 to 4 ft at the bay entrance. 
.MON THROUGH TUE NIGHT...S winds 5 to 10 kt. Waves 1 foot or
less.  

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

			

ANZ237 Block Island Sound

Expires:202109171800;;748210
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ237-171800-
Block Island Sound-
127 AM EDT Fri Sep 17 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH SATURDAY EVENING...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. Patchy fog. A slight chance of showers. Vsby 1 NM
or less. 
.FRI...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 2 to 4 ft. Patchy fog. Vsby 1 NM or less. 
.FRI NIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 4 to 5 ft. Patchy fog. Vsby 1 NM or less. 
.SAT...N winds 10 to 15 kt with gusts up to 20 kt, diminishing to
5 to 10 kt in the afternoon. Seas 4 to 5 ft. 
.SAT NIGHT...N winds 5 to 10 kt. Seas 3 to 5 ft. 
.SUN AND SUN NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft. 
.MON THROUGH TUE NIGHT...S 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.

$$


			

ANZ250 Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary

Expires:202109171800;;748200
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ250-171800-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
127 AM EDT Fri Sep 17 2021

.REST OF TONIGHT...NE winds around 10 kt. Seas around 2 ft.
Patchy fog. A slight chance of showers. Vsby 1 NM or less. 
.FRI...NE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby 1 NM
or less. 
.FRI NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby
1 NM or less. 
.SAT...NE winds 5 to 10 kt. Seas 3 to 5 ft. Patchy fog. Vsby 1 to
3 NM. 
.SAT NIGHT THROUGH SUN NIGHT...N winds 15 to 20 kt. Seas 4 to
6 ft. 
.MON THROUGH TUE NIGHT...S winds 5 to 10 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 Massachusetts Bay and Ipswich Bay

Expires:202109171800;;748201
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ251-171800-
Massachusetts Bay and Ipswich Bay-
127 AM EDT Fri Sep 17 2021

.REST OF TONIGHT...NE winds 5 to 10 kt. Seas around 2 ft. Patchy
fog. A slight chance of showers. Vsby 1 to 3 NM. 
.FRI...NE winds 5 to 10 kt. Seas around 2 ft. Patchy fog. Vsby
1 NM or less. 
.FRI NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. Patchy fog.
Vsby 1 NM or less. 
.SAT...NE winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog. Vsby 1 to
3 NM. 
.SAT NIGHT THROUGH SUN NIGHT...N winds 10 to 15 kt with gusts up
to 20 kt. Seas 2 to 4 ft. 
.MON THROUGH TUE NIGHT...S 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.

$$


		

ANZ254 Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM

 
Expires:202109171800;;748203
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ254-171800-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
127 AM EDT Fri Sep 17 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH SATURDAY EVENING...

.REST OF TONIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Patchy
fog. A slight chance of showers. Vsby 1 NM or less. 
.FRI...E winds around 10 kt. Seas 2 to 4 ft. Patchy fog. Vsby
1 NM or less. 
.FRI NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 4 to 6 ft. Patchy fog. Vsby 1 NM or less. 
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to
6 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. 
.SAT NIGHT THROUGH SUN NIGHT...N winds 15 to 20 kt. Seas 4 to
6 ft. 
.MON THROUGH TUE NIGHT...S winds 5 to 10 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.

$$


		

ANZ255 Coastal waters extending out to 25 NM south of Martha’s Vineyard and Nantucket

Expires:202109171800;;748204
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ255-171800-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
127 AM EDT Fri Sep 17 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH SATURDAY EVENING...

.REST OF TONIGHT...E winds 5 to 10 kt. Seas around 3 ft. Patchy
fog. A slight chance of showers. Vsby 1 NM or less. 
.FRI...E winds around 10 kt. Seas 3 to 5 ft. Patchy fog. Vsby
1 NM or less. 
.FRI NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 4 to 6 ft. Patchy fog. A chance of showers. Vsby
1 NM or less. 
.SAT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
7 ft. Patchy fog. A chance of showers. Vsby 1 NM or less. 
.SAT NIGHT AND SUN...N winds 10 to 15 kt with gusts up to 20 kt.
Seas 4 to 7 ft. 
.SUN NIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. 
.MON...NE winds 5 to 10 kt. Seas 3 to 5 ft. 
.MON NIGHT THROUGH TUE NIGHT...SE 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.

$$


		

ANZ256 Coastal waters from Montauk NY to Martha’s Vineyard extending out to 20 NM south of Block Island

Expires:202109171800;;748205
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ256-171800-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
127 AM EDT Fri Sep 17 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH SATURDAY EVENING...

.REST OF TONIGHT...NE winds 10 to 15 kt with gusts up to 20 kt.
Seas 3 to 4 ft. Patchy fog. A slight chance of showers. Vsby 1 NM
or less. 
.FRI...E winds 10 to 15 kt. Gusts up to 20 kt in the morning.
Seas 3 to 5 ft. Patchy fog. Vsby 1 NM or less. 
.FRI NIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas 5 to 6 ft. Patchy fog. Vsby 1 NM or less. 
.SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 5 to
7 ft. Patchy fog. Vsby 1 to 3 NM. 
.SAT NIGHT THROUGH SUN NIGHT...NE winds 10 to 15 kt with gusts up
to 20 kt. Seas 4 to 6 ft. 
.MON THROUGH TUE NIGHT...S 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.

$$


		

ANZ270 Ocean waters from Merrimack River to Plymouth from 40 to 60 NM offshore

ANZ271 Ocean waters from Provincetown to Nantucket from 20 to 35 NM offshore

ANZ272 Ocean waters from Martha’s Vineyard to Nantucket from 25 to 40 NM offshore

ANZ273 Ocean waters from Montauk NY to Martha’s Vineyard from 25 to 40 NM offshore

ANZ230 Boston Harbor

 
Expires:202109171800;;748211
FZUS51 KBOX 170527
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
127 AM EDT Fri Sep 17 2021

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


ANZ230-171800-
Boston Harbor-
127 AM EDT Fri Sep 17 2021

.REST OF TONIGHT...NE winds 5 to 10 kt. Waves 1 foot or less.
Patchy fog. A slight chance of showers. Vsby 1 to 3 NM. 
.FRI...NE winds 5 to 10 kt. Waves 1 foot or less. Patchy fog.
Vsby 1 to 3 NM. 
.FRI NIGHT...NE winds 5 to 10 kt. Waves 1 foot or less. Patchy
fog. Vsby 1 NM or less. 
.SAT...NE winds 5 to 10 kt. Waves 1 foot or less. Patchy fog. 
.SAT NIGHT...N winds 5 to 10 kt. Waves 1 foot or less. A chance
of showers. 
.SUN AND SUN NIGHT...N winds 5 to 10 kt. Waves 2 to 3 ft. 
.MON THROUGH TUE NIGHT...S winds 5 to 10 kt. Waves 1 foot or
less.  

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.

$$