fzus51 kbox 161402
cwfbox
expires:202604170300;;466764

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1001 am edt thu apr 16 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz231-170300-
cape cod bay-
1001 am edt thu apr 16 2026

.this afternoon...w winds around 5 kt, becoming se. seas 1 foot
or less. patchy fog. vsby 1 to 3 nm. 
.tonight...sw winds 5 to 10 kt. seas around 2 ft. patchy fog.
vsby 1 to 3 nm. 
.fri...w winds 5 to 10 kt, becoming n in the afternoon. seas
1 foot or less. a chance of showers. patchy fog in the morning
with vsby 1 to 3 nm. 
.fri night...ne winds 5 to 10 kt. seas 1 foot or less. a chance
of rain in the evening. 
.sat...ne winds 5 to 10 kt. seas 1 foot or less. 
.sat night...se winds 5 to 10 kt. seas 1 foot or less. 
.sun and sun night...sw winds 10 to 15 kt, becoming w 15 to
20 kt. seas 2 to 3 ft. showers likely. 
.mon and mon night...nw winds 15 to 20 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.

$$

fzus51 kbox 161402
cwfbox
expires:202604170300;;466768

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1001 am edt thu apr 16 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz232-170300-
nantucket sound-
1001 am edt thu apr 16 2026

.this afternoon...sw winds around 10 kt. seas around 2 ft. patchy
fog with vsby 1 to 3 nm. 
.tonight...sw winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. patchy fog. vsby 1 to 3 nm. 
.fri...w winds 5 to 10 kt, becoming nw in the afternoon. seas
2 to 3 ft. patchy fog in the morning. a chance of showers in the
afternoon. vsby 1 nm or less in the morning. 
.fri night...ne winds 5 to 10 kt. seas around 2 ft. a chance of
showers in the evening. 
.sat...ne winds 5 to 10 kt. seas around 2 ft. 
.sat night...e winds 5 to 10 kt, becoming s after midnight. seas
around 2 ft. 
.sun and sun night...sw winds 10 to 15 kt, becoming w 15 to
20 kt. gusts up to 25 kt. seas 2 to 3 ft. showers likely. 
.mon and mon night...nw winds 15 to 20 kt with gusts up to 25 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.

$$

fzus51 kbox 161402
cwfbox
expires:202604170300;;466769

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1001 am edt thu apr 16 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz233-170300-
vineyard sound-
1001 am edt thu apr 16 2026

.this afternoon...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.tonight...sw winds 10 to 15 kt. seas 2 to 3 ft. patchy fog after
midnight with vsby 1 nm or less. 
.fri...sw winds 5 to 10 kt, becoming nw in the afternoon. seas
2 to 3 ft. patchy fog in the morning. a chance of showers in the
afternoon. vsby 1 nm or less in the morning. 
.fri night...ne winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers in the evening. 
.sat...ne winds around 10 kt. seas around 2 ft. 
.sat night...e winds 5 to 10 kt, becoming se after midnight. seas
around 2 ft. 
.sun and sun night...sw winds 10 to 15 kt, becoming w 15 to
20 kt. gusts up to 25 kt. seas 2 to 3 ft. showers likely. 
.mon and mon night...nw winds 15 to 20 kt with gusts up to 25 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.

$$

fzus51 kbox 161402
cwfbox
expires:202604170300;;466770

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1001 am edt thu apr 16 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz234-170300-
buzzards bay-
1001 am edt thu apr 16 2026

.this afternoon...sw winds 5 to 10 kt, increasing to 10 to 15 kt.
seas around 2 ft. 
.tonight...sw winds 10 to 15 kt. seas around 2 ft. patchy fog
after midnight with vsby 1 to 3 nm. 
.fri...sw winds 5 to 10 kt, becoming nw in the afternoon. seas
around 2 ft. patchy fog in the morning. a chance of showers in
the afternoon. vsby 1 to 3 nm in the morning. 
.fri night...ne winds 5 to 10 kt. seas around 2 ft. a chance of
rain in the evening. 
.sat...ne winds around 10 kt. seas around 2 ft. 
.sat night...e winds 5 to 10 kt, becoming s after midnight. seas
around 2 ft in the evening, then 1 foot or less.
.sun and sun night...sw winds 10 to 15 kt, becoming w 15 to
20 kt. seas 2 to 3 ft. showers likely. 
.mon and mon night...w winds 15 to 20 kt, becoming nw 10 to
15 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.

$$

fzus51 kbox 161402
cwfbox
expires:202604170300;;466771

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1001 am edt thu apr 16 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz235-170300-
rhode island sound-
1001 am edt thu apr 16 2026

.this afternoon...sw winds 10 to 15 kt. seas 2 to 3 ft. patchy
fog. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. patchy fog. vsby 1 to 3 nm, decreasing to 1 nm or less
after midnight. 
.fri...w winds 5 to 10 kt. seas 3 to 4 ft. patchy fog in the
morning. a chance of showers in the afternoon. vsby 1 nm or less
in the morning. 
.fri night...ne winds around 10 kt. seas 2 to 3 ft. a chance of
showers in the evening. 
.sat...ne winds around 10 kt. seas 2 to 3 ft. 
.sat night...e winds 5 to 10 kt, becoming se after midnight. seas
around 2 ft. 
.sun...sw winds 15 to 20 kt. seas 2 to 4 ft. showers likely. 
.sun night...w winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. showers likely. 
.mon and mon night...nw winds 15 to 20 kt with gusts up to 25 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.

$$

fzus51 kbox 161402
cwfbox
expires:202604170300;;466774

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1001 am edt thu apr 16 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz236-170300-
narragansett bay-
1001 am edt thu apr 16 2026

.this afternoon...sw winds 5 to 10 kt, becoming s 10 to 15 kt.
waves around 2 ft. 
.tonight...s winds 10 to 15 kt, becoming sw 5 to 10 kt after
midnight. waves around 2 ft. patchy fog after midnight. 
.fri...sw winds around 5 kt, becoming nw in the afternoon. waves
around 2 ft. a chance of showers in the afternoon. 
.fri night...ne winds 5 to 10 kt. waves around 2 ft. a chance of
rain in the evening. 
.sat...ne winds 5 to 10 kt. waves around 2 ft. 
.sat night...se winds 5 to 10 kt. waves around 2 ft. 
.sun and sun night...sw winds 10 to 15 kt, becoming w. gusts up
to 20 kt. waves around 2 ft. showers likely. 
.mon and mon night...nw winds 10 to 15 kt with gusts up to 20 kt.
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.

$$

fzus51 kbox 161402
cwfbox
expires:202604170300;;466762

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1001 am edt thu apr 16 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz250-170300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1001 am edt thu apr 16 2026

.this afternoon...nw winds around 5 kt, becoming e. seas around
2 ft. patchy fog. a slight chance of showers. vsby 1 to 3 nm,
decreasing to 1 nm or less. 
.tonight...s winds 5 to 10 kt, becoming sw after midnight. seas
around 2 ft. patchy fog. vsby 1 nm or less. 
.fri...w winds 5 to 10 kt, becoming ne in the afternoon. seas
around 2 ft. a chance of rain in the morning, then a chance of
showers in the afternoon. patchy fog in the morning with vsby
1 nm or less. 
.fri night...ne winds 5 to 10 kt. seas around 2 ft. a chance of
rain in the evening. 
.sat...ne winds 5 to 10 kt. seas around 2 ft. 
.sat night...e winds 5 to 10 kt, becoming s after midnight. seas
around 2 ft. 
.sun and sun night...sw winds 15 to 20 kt, becoming w. gusts up
to 25 kt. seas 2 to 4 ft. showers likely. 
.mon and mon night...nw winds 15 to 20 kt with gusts up to 25 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.

$$

fzus51 kbox 161402
cwfbox
expires:202604170300;;466765

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1001 am edt thu apr 16 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz254-170300-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1001 am edt thu apr 16 2026

.this afternoon...sw winds 5 to 10 kt with gusts up to 20 kt.
seas 2 to 3 ft. patchy fog. vsby 1 to 3 nm, decreasing to 1 nm or
less. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. patchy fog. vsby 1 nm or less. 
.fri...w winds 5 to 10 kt, becoming n in the afternoon. seas 2 to
4 ft. patchy fog. a chance of showers in the afternoon. vsby 1 nm
or less, increasing to 1 to 3 nm in the afternoon. 
.fri night...ne winds 5 to 10 kt. seas 2 to 3 ft. 
.sat...ne winds 5 to 10 kt. seas 2 to 3 ft. 
.sat night...e winds 5 to 10 kt, becoming s after midnight. seas
2 to 3 ft. 
.sun...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. showers likely. 
.sun night...w winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. showers likely. 
.mon...nw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. 
.mon night...nw winds 15 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.

$$

fzus51 kbox 161402
cwfbox
expires:202604170300;;466766

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1001 am edt thu apr 16 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz255-170300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1001 am edt thu apr 16 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. patchy fog with vsby 1 nm or less. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. patchy fog. vsby 1 nm or less. 
.fri...w winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. seas 3 to 5 ft. patchy fog. vsby 1 nm or less. 
.fri night...ne winds 5 to 10 kt. seas 3 to 4 ft. 
.sat...ne winds 5 to 10 kt. seas 2 to 3 ft. 
.sat night...e winds 5 to 10 kt, becoming s after midnight. seas
2 to 3 ft. 
.sun...s winds 15 to 20 kt. seas 3 to 5 ft. showers likely. 
.sun night...w winds 20 to 25 kt. seas 4 to 6 ft. showers likely.
.mon...w winds 20 to 25 kt. seas 4 to 6 ft. 
.mon night...nw winds 15 to 20 kt with gusts up to 25 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.

$$