Sandy Bay Weather Center
Weather Center


X

ANZ230 Boston Harbor

Expires:202404271200;;430972
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ230-271200-
Boston Harbor-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves
1 foot or less. 
.SAT...SW winds 5 to 10 kt, becoming SE in the afternoon. Waves
1 foot or less. 
.SAT NIGHT...S winds 5 to 10 kt, becoming SW after midnight.
Waves 1 foot or less. 
.SUN...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Waves 1 foot or less, then around 2 ft in the
afternoon. 
.SUN NIGHT...SW winds 10 to 15 kt, becoming W after midnight.
Waves around 2 ft in the evening, then 1 foot or less. 
.MON...N winds around 10 kt, becoming E in the afternoon. Waves
1 foot or less. 
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less. A chance
of rain after midnight. 
.TUE AND TUE NIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt.
Waves 2 to 3 ft. A chance of rain. 
.WED AND WED NIGHT...E winds around 10 kt, becoming SE. 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.

$$


	
X

ANZ231 Cape Cod Bay

		
Expires:202404271200;;430963
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ231-271200-
Cape Cod Bay-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: S 1 ft at 3 seconds and N 1 ft at
3 seconds. 
.SAT...SW winds 5 to 10 kt, becoming SE in the afternoon. Seas
1 foot or less. Wave Detail: W 1 ft at 2 seconds and N 1 ft at
3 seconds. 
.SAT NIGHT...SW winds 5 to 10 kt. Seas 1 foot or less. Wave
Detail: E 1 ft at 3 seconds and SW 1 ft at 3 seconds. 
.SUN...SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft
in the afternoon. Wave Detail: E 1 ft at 2 seconds and SW 1 ft at
3 seconds. 
.SUN NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
E 2 ft at 10 seconds and SW 1 ft at 3 seconds. 
.MON AND MON NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less.
Wave Detail: N 1 ft at 3 seconds and S 1 ft at 4 seconds. 
.TUE AND TUE NIGHT...SE winds around 10 kt. Seas around 2 ft. A
chance of rain. 
.WED AND WED NIGHT...E winds around 10 kt, becoming SE. 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.

$$


	        
X

ANZ232 Nantucket Sound

Expires:202404271200;;430967
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ232-271200-
Nantucket Sound-
706 PM EDT Fri Apr 26 2024

.TONIGHT...SE winds around 5 kt, becoming W after midnight. Seas
1 foot or less. Wave Detail: E 1 ft at 3 seconds and N 1 ft at
4 seconds. 
.SAT...W winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft
in the afternoon. Wave Detail: W 1 ft at 2 seconds and NE 1 ft at
3 seconds, becoming SW 1 ft at 3 seconds and N 1 ft at 3 seconds.
.SAT NIGHT...SW winds around 10 kt. Seas around 2 ft in the
evening, then 1 foot or less. Wave Detail: SW 1 ft at 4 seconds
and E 1 ft at 8 seconds. 
.SUN...SW winds 10 to 15 kt. Seas 1 foot or less, then around
2 ft in the afternoon. Wave Detail: SW 1 ft at 4 seconds and E
1 ft at 8 seconds, becoming SW 2 ft at 4 seconds and E 1 ft at
10 seconds. A chance of showers in the morning. 
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and
E 1 ft at 10 seconds. 
.MON AND MON NIGHT...E winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: E 2 ft at 10 seconds and N 1 ft at 3 seconds. 
.TUE...SE winds around 10 kt. Seas around 2 ft. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas around 2 ft. A chance of
rain. 
.WED AND WED NIGHT...E winds 10 to 15 kt, becoming SE. 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.

$$


	                	
X

ANZ233 Vinyard Sound

Expires:202404271200;;430968
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ233-271200-
Vineyard Sound-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: SW 1 ft at 2 seconds and E 1 ft at
3 seconds. Patchy frost after midnight. 
.SAT...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the
afternoon. Seas 1 foot or less, then around 2 ft in the
afternoon. Wave Detail: SW 1 ft at 3 seconds and S 1 ft at
7 seconds, becoming SW 1 ft at 3 seconds and SE 1 ft at
7 seconds. 
.SAT NIGHT...SW winds 10 to 15 kt. Seas around 2 ft in the
evening, then 1 foot or less. Wave Detail: SW 2 ft at 4 seconds
and S 1 ft at 7 seconds, becoming SW 1 ft at 5 seconds and SE
1 ft at 8 seconds. 
.SUN...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 1 foot
or less. Wave Detail: SW 1 ft at 5 seconds and SE 1 ft at
9 seconds. 
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas 1 foot or less. Wave Detail: SW 1 ft at 4 seconds
and SE 1 ft at 9 seconds. 
.MON AND MON NIGHT...E winds 5 to 10 kt. Seas 1 foot or less.
Wave Detail: W 1 ft at 4 seconds and E 1 ft at 10 seconds. 
.TUE...SE winds 5 to 10 kt. Seas 1 foot or less. 
.TUE NIGHT...SE winds around 10 kt. Seas around 2 ft. A chance of
rain. 
.WED AND WED NIGHT...E winds around 10 kt, becoming SE. 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.

$$


		                	
X

ANZ234 Buzzards Bay

Expires:202404271200;;430969
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ234-271200-
Buzzards Bay-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
1 foot or less. Wave Detail: S 1 ft at 3 seconds and E 1 ft at
3 seconds. Patchy frost after midnight. 
.SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas 1 foot or less. Wave Detail:
SW 1 ft at 3 seconds and NE 1 ft at 3 seconds. 
.SAT NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Seas around 2 ft in the evening, then 1 foot or
less. Wave Detail: SW 2 ft at 4 seconds and SE 1 ft at 8 seconds,
becoming SW 1 ft at 4 seconds and SE 1 ft at 8 seconds. 
.SUN...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. Seas 1 foot or less. Wave Detail: SW 1 ft at 4 seconds
and SE 1 ft at 9 seconds. 
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas 1 foot or less. Wave Detail: SW 1 ft at 4 seconds
and SE 1 ft at 9 seconds. 
.MON AND MON NIGHT...E winds 5 to 10 kt. Seas 1 foot or less.
Wave Detail: N 1 ft at 2 seconds and W 1 ft at 4 seconds. 
.TUE AND TUE NIGHT...SE winds 5 to 10 kt. Seas 1 foot or less,
then around 2 ft. A chance of rain. 
.WED AND WED NIGHT...NE winds around 10 kt, becoming SE. 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.

$$


		              	
X

ANZ235 Rhode Island Sound

Expires:202404271200;;430970
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ235-271200-
Rhode Island Sound-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds and SW 1 ft at
3 seconds. 
.SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Seas around 2 ft. Wave Detail: SW
2 ft at 3 seconds and S 2 ft at 7 seconds. 
.SAT NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 5 seconds and
SE 2 ft at 8 seconds. 
.SUN...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft
at 8 seconds. 
.SUN NIGHT...W winds 10 to 15 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 4 seconds and SE 2 ft at 9 seconds. 
.MON AND MON NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: SW 2 ft at 4 seconds and SE 2 ft at 10 seconds. 
.TUE AND TUE NIGHT...SE winds 10 to 15 kt. Seas 2 to 3 ft. A
chance of rain. 
.WED AND WED NIGHT...NE winds around 10 kt, becoming SE. 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.

$$


		
X

ANZ236 Narragansett Bay

Expires:202404271200;;430973
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ236-271200-
Narragansett Bay-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves
1 foot or less. 
.SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. Waves 1 foot or less, then around
2 ft in the afternoon. 
.SAT NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. Waves around 2 ft in the evening, then 1 foot or
less. 
.SUN...SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Waves around 2 ft. 
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Waves around 2 ft. 
.MON AND MON NIGHT...SE winds 5 to 10 kt. Waves around 2 ft. 
.TUE AND TUE NIGHT...SE winds 5 to 10 kt. Waves around 2 ft. A
chance of rain. 
.WED AND WED NIGHT...NE winds around 10 kt, becoming SE. Waves
around 2 ft.  

Seas are reported as significant wave height, which is the
average of the highest third of the waves. Individual wave
heights may be more than twice the significant wave height.

$$

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

			
X

ANZ237 Block Island Sound

Expires:202404271200;;430971
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ237-271200-
Block Island Sound-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds and SW 1 ft at
3 seconds. 
.SAT...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 5 seconds and
SW 1 ft at 2 seconds. 
.SAT NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and
SE 2 ft at 8 seconds. 
.SUN...SW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 4 seconds and SE 2 ft at 8 seconds. 
.SUN NIGHT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 4 seconds and SE 2 ft at 9 seconds. 
.MON AND MON NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. Wave
Detail: S 2 ft at 5 seconds and E 2 ft at 10 seconds. 
.TUE AND TUE NIGHT...E winds 5 to 10 kt. Seas around 2 ft. A
chance of rain. 
.WED AND WED NIGHT...E winds around 10 kt, becoming SE. 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.

$$


			
X

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

Expires:202404271200;;430961
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ250-271200-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: E 2 ft at 8 seconds and S 1 ft at
2 seconds. 
.SAT...SW winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: E 2 ft at 8 seconds and SW 1 ft at
3 seconds. 
.SAT NIGHT...S winds around 10 kt, becoming SW after midnight.
Seas around 2 ft. Wave Detail: SE 2 ft at 3 seconds and E 2 ft at
9 seconds. 
.SUN...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft
at 3 seconds and E 2 ft at 10 seconds. 
.SUN NIGHT...SW winds 10 to 15 kt, becoming W after midnight.
Seas 2 to 3 ft. Wave Detail: E 3 ft at 9 seconds and SW 2 ft at
3 seconds. 
.MON AND MON NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: N 2 ft at 3 seconds and E 2 ft at 9 seconds. 
.TUE AND TUE NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft. A chance of rain. 
.WED AND WED NIGHT...E winds around 10 kt, becoming SE. 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.

$$


	
X

ANZ251 Massachusetts Bay and Ipswich Bay

Expires:202404271200;;430962
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ251-271200-
Massachusetts Bay and Ipswich Bay-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds around 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: S 1 ft at 3 seconds and NW 1 ft at
3 seconds. 
.SAT...SW winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. Wave Detail: E 1 ft at 3 seconds and SW 1 ft at
3 seconds. 
.SAT NIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: E 2 ft at 9 seconds and W 1 ft at
2 seconds. 
.SUN...SW winds 5 to 10 kt, becoming S 10 to 15 kt in the
afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds
and E 2 ft at 9 seconds. 
.SUN NIGHT...SW winds 10 to 15 kt, becoming W after midnight.
Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at
10 seconds. 
.MON...N winds around 10 kt, becoming NE in the afternoon. Seas
around 2 ft. Wave Detail: N 2 ft at 3 seconds and E 2 ft at
9 seconds. 
.MON NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. 
.TUE AND TUE NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 3 ft. A chance of rain. 
.WED AND WED NIGHT...E winds around 10 kt, becoming SE. 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.

$$


		
X

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

 
Expires:202404271200;;430964
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ254-271200-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
706 PM EDT Fri Apr 26 2024

.TONIGHT...SE winds around 5 kt, becoming W after midnight. Seas
around 2 ft. Wave Detail: E 2 ft at 8 seconds and N 1 ft at
5 seconds. 
.SAT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft
at 8 seconds and N 1 ft at 3 seconds. 
.SAT NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
E 2 ft at 8 seconds and SW 1 ft at 4 seconds. 
.SUN...SW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft
at 10 seconds and SW 2 ft at 3 seconds. 
.SUN NIGHT...SW winds 5 to 10 kt. Seas around 3 ft. Wave Detail:
E 3 ft at 10 seconds and SW 2 ft at 4 seconds. 
.MON AND MON NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: E 3 ft at 10 seconds and N 1 ft at 3 seconds. 
.TUE...E winds around 10 kt. Seas 2 to 3 ft. 
.TUE NIGHT...SE winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 4 ft. A chance of rain. 
.WED AND WED NIGHT...E winds 10 to 15 kt with gusts up to 20 kt,
becoming SE. 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.

$$


		
X

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

Expires:202404271200;;430965
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ255-271200-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
706 PM EDT Fri Apr 26 2024

.TONIGHT...SE winds around 5 kt, becoming W after midnight. Seas
around 2 ft. Wave Detail: E 2 ft at 8 seconds and NE 1 ft at
4 seconds. 
.SAT...W winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft
at 8 seconds and W 1 ft at 2 seconds. 
.SAT NIGHT...W winds around 10 kt. Seas around 2 ft. Wave Detail:
W 2 ft at 4 seconds and E 2 ft at 8 seconds. 
.SUN...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft
at 5 seconds and E 2 ft at 9 seconds. 
.SUN NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail:
SW 3 ft at 4 seconds and E 3 ft at 10 seconds. 
.MON AND MON NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: E 3 ft at 10 seconds and N 2 ft at 3 seconds. 
.TUE THROUGH WED NIGHT...SE winds 10 to 15 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.

$$


		
X

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

Expires:202404271200;;430966
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ256-271200-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
around 2 ft. Wave Detail: SE 2 ft at 8 seconds and W 1 ft at
2 seconds. 
.SAT...W winds 5 to 10 kt, becoming SW 10 to 15 kt in the
afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds
and SE 2 ft at 8 seconds. 
.SAT NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt after
midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and
SE 2 ft at 7 seconds. 
.SUN...SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft
at 4 seconds and SE 2 ft at 8 seconds. 
.SUN NIGHT...SW winds 10 to 15 kt, becoming W 5 to 10 kt after
midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and E
2 ft at 9 seconds. 
.MON AND MON NIGHT...SE winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: E 3 ft at 10 seconds and SW 2 ft at 4 seconds. 
.TUE THROUGH WED NIGHT...SE 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.

$$


		
X

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

			
X

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

		
X

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

		
X

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

 
		
X

ANZ230 Boston Harbor

 
Expires:202404271200;;430972
FZUS51 KBOX 262306
CWFBOX

Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
706 PM EDT Fri Apr 26 2024

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


ANZ230-271200-
Boston Harbor-
706 PM EDT Fri Apr 26 2024

.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Waves
1 foot or less. 
.SAT...SW winds 5 to 10 kt, becoming SE in the afternoon. Waves
1 foot or less. 
.SAT NIGHT...S winds 5 to 10 kt, becoming SW after midnight.
Waves 1 foot or less. 
.SUN...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Waves 1 foot or less, then around 2 ft in the
afternoon. 
.SUN NIGHT...SW winds 10 to 15 kt, becoming W after midnight.
Waves around 2 ft in the evening, then 1 foot or less. 
.MON...N winds around 10 kt, becoming E in the afternoon. Waves
1 foot or less. 
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 foot or less. A chance
of rain after midnight. 
.TUE AND TUE NIGHT...SE winds 5 to 10 kt. Gusts up to 20 kt.
Waves 2 to 3 ft. A chance of rain. 
.WED AND WED NIGHT...E winds around 10 kt, becoming SE. 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.

$$


		


  • Click on a zone to display the forecast for that area.
ANZ230 Boston Harbor ANZ231 Cape Cod Bay ANZ232 Nantucket Sound ANZ233 Vinyard Sound ANZ234 Buzzards Bay ANZ235 Rhode Island Sound ANZ236 Narragansett Bay ANZ237 Block Island Sound ANZ250 Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary ANZ251 Massachusetts Bay and Ipswich Bay ANZ254 Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM ANZ255 Coastal waters extending out to 25 NM south of Martha’s Vineyard and Nantucket ANZ256 Coastal waters from Montauk NY to Martha’s Vineyard extending out to 20 NM south of Block Island 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 ANZ231 Cape Cod Bay ANZ232 Nantucket Sound ANZ233 Vinyard Sound ANZ234 Buzzards Bay ANZ235 Rhode Island Sound ANZ236 Narragansett Bay ANZ237 Block Island Sound ANZ250 Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary ANZ251 Massachusetts Bay and Ipswich Bay ANZ254 Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM ANZ255 Coastal waters extending out to 25 NM south of Martha’s Vineyard and Nantucket ANZ256 Coastal waters from Montauk NY to Martha’s Vineyard extending out to 20 NM south of Block Island 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

 

 



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