fzus51 kbox 152002
cwfbox
expires:202604160900;;424635

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 pm edt wed apr 15 2026

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


anz231-160900-
cape cod bay-
402 pm edt wed apr 15 2026

.tonight...se winds 5 to 10 kt, becoming sw after midnight. seas
1 foot or less. patchy fog. a slight chance of tstms. a slight
chance of showers this evening, then a chance of showers after
midnight. vsby 1 nm or less. 
.thu...sw winds 5 to 10 kt. seas 1 foot or less. patchy fog in
the morning with vsby 1 nm or less. 
.thu night...s winds 10 to 15 kt, becoming sw 5 to 10 kt after
midnight. seas around 2 ft. patchy fog after midnight. 
.fri...w winds 5 to 10 kt, becoming n in the afternoon. seas
1 foot or less. 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 1 foot or less. a chance
of showers in the evening. 
.sat and sat night...s 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, diminishing to 10 to
15 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.

$$

fzus51 kbox 152002
cwfbox
expires:202604160900;;424639

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 pm edt wed apr 15 2026

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


anz232-160900-
nantucket sound-
402 pm edt wed apr 15 2026

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

$$

fzus51 kbox 152002
cwfbox
expires:202604160900;;424640

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 pm edt wed apr 15 2026

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


anz233-160900-
vineyard sound-
402 pm edt wed apr 15 2026

.tonight...s winds 5 to 10 kt. seas around 2 ft. patchy fog. a
slight chance of tstms. a slight chance of showers this evening,
then a chance of showers after midnight. vsby 1 nm or less. 
.thu...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 2 to 3 ft. patchy fog in the morning with vsby
1 nm or less. 
.thu night...sw winds 10 to 15 kt. seas 2 to 3 ft. patchy fog
after midnight with vsby 1 to 3 nm. 
.fri...w winds 5 to 10 kt. 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 and sat night...se winds 5 to 10 kt. 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 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.  

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.

$$

fzus51 kbox 152002
cwfbox
expires:202604160900;;424641

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 pm edt wed apr 15 2026

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


anz234-160900-
buzzards bay-
402 pm edt wed apr 15 2026

.tonight...s winds 5 to 10 kt. seas around 2 ft. patchy fog. a
slight chance of tstms. a slight chance of showers this evening,
then a chance of showers after midnight. vsby 1 nm or less. 
.thu...sw winds 5 to 10 kt. seas around 2 ft. patchy fog in the
morning with vsby 1 nm or less. 
.thu night...sw winds 10 to 15 kt. seas around 2 ft. 
.fri...sw winds 5 to 10 kt, becoming w in the afternoon. seas
around 2 ft. patchy fog in the morning. a chance of showers in
the afternoon. 
.fri night...ne winds 5 to 10 kt. seas around 2 ft. a chance of
showers in the evening. 
.sat and sat night...se winds 5 to 10 kt. seas around 2 ft. 
.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.  

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.

$$

fzus51 kbox 152002
cwfbox
expires:202604160900;;424642

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 pm edt wed apr 15 2026

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


anz235-160900-
rhode island sound-
402 pm edt wed apr 15 2026

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

$$

fzus51 kbox 152002
cwfbox
expires:202604160900;;424645

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 pm edt wed apr 15 2026

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


anz236-160900-
narragansett bay-
402 pm edt wed apr 15 2026

.tonight...s winds 5 to 10 kt. waves around 2 ft. patchy fog. a
chance of showers. a chance of tstms this evening, then a slight
chance of tstms after midnight. vsby 1 to 3 nm, decreasing to
1 nm or less after midnight. 
.thu...s winds 5 to 10 kt. waves around 2 ft. patchy fog in the
morning with vsby 1 nm or less. 
.thu night...sw winds 5 to 10 kt. waves around 2 ft. 
.fri...w winds 5 to 10 kt. 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
showers in the evening. 
.sat and 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.  

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.

$$

fzus51 kbox 152002
cwfbox
expires:202604160900;;424633

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 pm edt wed apr 15 2026

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


anz250-160900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
402 pm edt wed apr 15 2026

.tonight...se winds 5 to 10 kt. seas around 2 ft. patchy fog. a
slight chance of showers this evening. a chance of showers with a
slight chance of tstms after midnight. vsby 1 nm or less. 
.thu...se winds 5 to 10 kt. seas around 2 ft. patchy fog. a
chance of showers in the morning with vsby 1 nm or less. 
.thu night...s winds 5 to 10 kt, becoming sw after midnight. seas
around 2 ft. a chance of showers. 
.fri...w winds 5 to 10 kt, becoming ne in the afternoon. seas
around 2 ft. a chance of showers. 
.fri night...ne winds 5 to 10 kt. seas around 2 ft. a chance of
showers in the evening. 
.sat and sat night...s winds 5 to 10 kt. 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 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.  

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.

$$

fzus51 kbox 152002
cwfbox
expires:202604160900;;424636

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 pm edt wed apr 15 2026

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


anz254-160900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
402 pm edt wed apr 15 2026

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

$$

fzus51 kbox 152002
cwfbox
expires:202604160900;;424637

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
402 pm edt wed apr 15 2026

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


anz255-160900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
402 pm edt wed apr 15 2026

.tonight...sw winds 5 to 10 kt. seas around 3 ft. patchy fog. a
slight chance of showers and tstms. vsby 1 nm or less. 
.thu...sw winds 10 to 15 kt. seas 3 to 4 ft. patchy fog in the
morning with vsby 1 nm or less. 
.thu night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 3 to 4 ft. patchy fog after midnight with
vsby 1 nm or less. 
.fri...sw winds 10 to 15 kt, becoming w 5 to 10 kt in the
afternoon. seas 3 to 4 ft. patchy fog in the morning with vsby
1 nm or less. 
.fri night and sat...e winds 5 to 10 kt. seas 2 to 4 ft. 
.sat night...e winds 5 to 10 kt, becoming se after midnight. seas
2 to 3 ft. 
.sun...sw winds 15 to 20 kt. seas 2 to 4 ft. a chance of showers.
.sun night...w winds 20 to 25 kt. seas 5 to 7 ft. a chance of
showers. 
.mon...w winds 20 to 25 kt. seas 5 to 7 ft. 
.mon night...nw winds 20 to 25 kt. seas 3 to 5 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.

$$