(1/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193984
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz255-190900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday evening...
.tonight...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft, building to 5 to 6 ft after midnight. wave detail: s 5 ft
at 6 seconds and nw 3 ft at 6 seconds, becoming w 6 ft at
7 seconds and se 6 ft at 8 seconds. a chance of tstms. showers
this evening, then a chance of showers after midnight. areas of
smoke this evening. vsby 1 nm or less.
.sun...w winds 15 to 20 kt with gusts up to 25 kt, diminishing to
5 to 10 kt in the afternoon. seas 4 to 6 ft. wave detail: sw 6 ft
at 7 seconds and se 1 foot at 8 seconds.
.sun night...sw winds 5 to 10 kt, becoming nw after midnight.
seas 3 to 5 ft. wave detail: n 4 ft at 4 seconds and sw 4 ft at
7 seconds.
.mon...n winds around 5 kt, becoming s in the afternoon. seas
2 to 4 ft. wave detail: s 4 ft at 8 seconds and sw 2 ft at
4 seconds.
.mon night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 8 seconds and sw 1 foot at 2 seconds.
.tue...se winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: se 3 ft at 4 seconds and s 3 ft at
7 seconds. a chance of showers in the afternoon.
.tue night...se winds 15 to 20 kt, becoming s 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft, building to 5 to
8 ft after midnight. showers with a chance of tstms.
.wed...sw winds 25 to 30 kt with gusts up to 35 kt. seas 7 to
10 ft. showers.
.wed night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
8 to 11 ft. showers likely.
.thu...sw winds 15 to 20 kt with gusts up to 25 kt. seas 6 to
9 ft. a chance of showers.
.thu night...s winds 5 to 10 kt. seas 5 to 7 ft. a chance of
showers.
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.
$$
(2/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193991
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz230-190900-
boston harbor-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 15 to 20 kt. gusts up to 30 kt this evening.
waves around 2 ft. a chance of showers and tstms, mainly this
evening. smoke this evening with vsby 1 to 3 nm.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft.
.sun night...nw winds 5 to 10 kt. waves around 2 ft in the
evening, then 1 foot or less.
.mon...w winds around 5 kt, becoming s in the afternoon. waves
1 foot or less.
.mon night...s winds 5 to 10 kt. waves 1 foot or less.
.tue...s winds 5 to 10 kt, becoming se 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves 2 to 3 ft. a chance of showers
in the afternoon.
.tue night...se winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. showers. a chance of tstms after midnight.
.wed and wed night...sw winds 15 to 20 kt with gusts up to 25 kt.
waves around 2 ft. showers with a chance of tstms.
.thu...sw winds 5 to 10 kt. waves 1 foot or less. a chance of
showers.
.thu night...w winds 5 to 10 kt. waves 1 foot or less.
winds and waves higher in and near tstms.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(3/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193982
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz231-190900-
cape cod bay-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: sw 3 ft at 4 seconds and w 3 ft at 5 seconds.
a chance of tstms. showers likely this evening, then a chance of
showers after midnight. areas of smoke this evening with vsby
1 to 3 nm.
.sun...nw winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. gusts up to 20 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 3 seconds and s 1 foot at 7 seconds.
.sun night...nw winds around 5 kt. seas 1 foot or less. wave
detail: w 1 foot at 4 seconds and ne 1 foot at 7 seconds.
.mon...nw winds around 5 kt, becoming s in the afternoon. seas
1 foot or less, then around 2 ft in the afternoon. wave detail:
sw 1 foot at 4 seconds and n 1 foot at 4 seconds, becoming sw
1 foot at 5 seconds and n 1 foot at 5 seconds.
.mon night...s winds 5 to 10 kt. seas around 2 ft in the evening,
then 1 foot or less. wave detail: s 1 foot at 2 seconds and n
1 foot at 4 seconds, becoming s 1 foot at 2 seconds and nw 1 foot
at 3 seconds.
.tue...s winds 5 to 10 kt, becoming se 10 to 15 kt in the
afternoon. gusts up to 20 kt. seas 2 to 3 ft. wave detail: sw
2 ft at 3 seconds and se 1 foot at 8 seconds. a chance of showers
in the afternoon.
.tue night...se winds 10 to 15 kt with gusts up to 20 kt,
becoming s 15 to 20 kt with gusts up to 30 kt after midnight.
seas 2 to 3 ft. showers with a chance of tstms.
.wed...s winds 20 to 25 kt with gusts up to 35 kt. seas 3 to
5 ft. showers.
.wed night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
2 to 4 ft. showers likely.
.thu and thu night...sw winds 5 to 10 kt. seas around 2 ft. a
chance of showers.
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.
$$
(4/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193986
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz232-190900-
nantucket sound-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: sw 4 ft at 5 seconds and e 1 foot at
8 seconds. a chance of tstms. showers this evening, then a chance
of showers after midnight. areas of smoke this evening. vsby 1 to
3 nm.
.sun...w winds 15 to 20 kt with gusts up to 25 kt, becoming nw
5 to 10 kt in the afternoon. seas 2 to 4 ft. wave detail: sw 4 ft
at 5 seconds and se 1 foot at 8 seconds.
.sun night...sw winds 5 to 10 kt, becoming nw after midnight.
seas 2 to 3 ft. wave detail: w 1 foot at 4 seconds and ne 1 foot
at 6 seconds.
.mon...nw winds around 5 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: w 2 ft at 5 seconds and s 1 foot at
8 seconds.
.mon night...s winds around 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and s 1 foot at 8 seconds.
.tue...se 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 sw 1 foot at
7 seconds. a chance of showers in the afternoon.
.tue night...s winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 4 ft, building to 4 to 6 ft after midnight. showers with a
chance of tstms.
.wed and wed night...sw winds 25 to 30 kt with gusts up to 35 kt.
seas 4 to 6 ft. showers.
.thu...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. a chance of showers.
.thu night...sw winds 10 to 15 kt. seas 2 to 4 ft. a chance of
showers.
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.
$$
(5/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193987
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz233-190900-
vineyard sound-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: s 4 ft at 7 seconds and w 2 ft at 6 seconds. a
chance of tstms. showers this evening, then showers likely after
midnight. areas of smoke this evening with vsby 1 nm or less.
.sun...w winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 4 ft. wave detail: sw 4 ft at 7 seconds and se 3 ft at
8 seconds.
.sun night...w winds 5 to 10 kt, becoming nw after midnight. seas
2 to 3 ft. wave detail: sw 3 ft at 7 seconds and nw 1 foot at
4 seconds.
.mon...nw winds around 5 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 4 seconds and sw 2 ft at
8 seconds.
.mon night...s winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and n 2 ft at 7 seconds.
.tue...se 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 sw 2 ft at 7 seconds.
a chance of showers in the afternoon.
.tue night...se winds 15 to 20 kt, becoming s 20 to 25 kt after
midnight. gusts up to 30 kt. seas 2 to 4 ft, building to 4 to
6 ft after midnight. showers with a chance of tstms.
.wed...sw winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft. showers.
.wed night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 ft. showers likely.
.thu...sw winds 10 to 15 kt. seas 3 to 5 ft. a chance of showers.
.thu night...sw winds 5 to 10 kt. seas 2 to 4 ft. a chance of
showers.
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.
$$
(6/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193988
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz234-190900-
buzzards bay-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. wave detail: sw 4 ft at 6 seconds and se 1 foot at
9 seconds. a chance of tstms. showers likely this evening, then a
chance of showers after midnight. areas of smoke this evening
with vsby 1 nm or less.
.sun...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds and w 2 ft at
4 seconds.
.sun night...nw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 7 seconds and nw 1 foot at 3 seconds.
.mon...nw winds around 5 kt, becoming sw 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas around 2 ft. wave detail: sw
2 ft at 8 seconds and w 2 ft at 8 seconds.
.mon night...s winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. seas around 2 ft. wave detail: sw 2 ft at 3 seconds and
ne 1 foot at 5 seconds.
.tue...s winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: s 2 ft at 3 seconds and s 2 ft at 7 seconds. a
chance of showers in the afternoon.
.tue night...se winds 15 to 20 kt, becoming s 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft. showers with a
chance of tstms.
.wed...sw winds 25 to 30 kt with gusts up to 40 kt. seas 4 to
6 ft. showers.
.wed night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
3 to 5 ft. showers likely.
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt. seas 2 to 4 ft. a chance of showers.
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.
$$
(7/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193989
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz235-190900-
rhode island sound-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: s 5 ft at 7 seconds and w 2 ft at 5 seconds. a
chance of tstms. showers this evening, then a chance of showers
after midnight. areas of smoke this evening with vsby 1 nm or
less.
.sun...w winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 3 to 4 ft. wave detail: sw 4 ft at 7 seconds and w 2 ft at
4 seconds.
.sun night...nw winds 5 to 10 kt. seas 2 to 4 ft. wave detail: s
4 ft at 7 seconds and nw 2 ft at 5 seconds.
.mon...nw winds around 5 kt, becoming sw in the afternoon. seas
2 to 3 ft. wave detail: w 3 ft at 5 seconds and s 3 ft at
8 seconds.
.mon night...s winds around 10 kt. seas 2 to 3 ft. wave detail: w
3 ft at 4 seconds and s 3 ft at 8 seconds.
.tue...se winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: s 3 ft at 6 seconds and se 2 ft at
8 seconds. a chance of showers in the afternoon.
.tue night...se winds 15 to 20 kt, becoming s 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft, building to 5 to
7 ft after midnight. showers with a chance of tstms.
.wed and wed night...sw winds 25 to 30 kt with gusts up to 35 kt.
seas 5 to 8 ft. showers.
.thu...sw winds 10 to 15 kt. seas 5 to 7 ft. a chance of showers.
.thu night...w winds 5 to 10 kt. seas 3 to 5 ft. a chance of
showers.
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.
$$
(8/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193992
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz236-190900-
narragansett bay-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 3 ft. a chance of tstms. showers likely this evening, then a
slight chance of showers after midnight. smoke this evening with
vsby 1 nm or less.
.sun...nw winds 10 to 15 kt. waves 2 to 3 ft.
.sun night...nw winds 5 to 10 kt. waves around 2 ft.
.mon...nw winds around 5 kt, becoming sw in the afternoon. waves
around 2 ft.
.mon night...s winds 5 to 10 kt. waves around 2 ft.
.tue...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves around 2 ft. a chance of showers in the afternoon.
.tue night...se winds 10 to 15 kt, becoming s 15 to 20 kt after
midnight. gusts up to 25 kt. waves 2 to 4 ft. showers. a chance
of tstms in the evening.
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. waves 3 to
5 ft. showers.
.wed night...sw winds 15 to 20 kt with gusts up to 30 kt. waves
2 to 4 ft. showers likely with a chance of tstms.
.thu and thu night...w winds 5 to 10 kt. waves 2 to 4 ft. a
chance of showers.
winds and waves higher in and near tstms.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(9/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193990
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz237-190900-
block island sound-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: s 4 ft at 5 seconds and se 3 ft at 8 seconds.
showers likely with a chance of tstms. smoke this evening with
vsby 1 nm or less.
.sun...w winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 4 ft. wave detail: s 3 ft at 7 seconds and w 2 ft at
4 seconds.
.sun night...nw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw
3 ft at 7 seconds and w 1 foot at 3 seconds.
.mon...n winds around 5 kt, becoming sw in the afternoon. seas
2 to 3 ft. wave detail: sw 3 ft at 7 seconds and sw 1 foot at
3 seconds.
.mon night...s winds 5 to 10 kt. seas around 2 ft. wave detail: s
2 ft at 8 seconds and sw 1 foot at 2 seconds.
.tue...se winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: s 2 ft at 3 seconds and w 2 ft at
6 seconds. a chance of showers in the afternoon.
.tue night...s winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. gusts up to 30 kt. seas 2 to 4 ft, building to 4 to
6 ft after midnight. showers with a chance of tstms.
.wed and wed night...sw winds 20 to 25 kt with gusts up to 35 kt.
seas 5 to 7 ft. showers.
.thu...sw winds 5 to 10 kt. seas 4 to 6 ft. a chance of showers.
.thu night...w winds 5 to 10 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.
$$
(10/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193980
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz250-190900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...s winds 20 to 25 kt, becoming sw 15 to 20 kt after
midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail: s 5 ft
at 6 seconds and sw 3 ft at 4 seconds. a chance of showers. a
chance of tstms this evening, then a slight chance of tstms after
midnight. areas of smoke this evening with vsby 1 to 3 nm.
.sun...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: s 3 ft at 6 seconds and w 2 ft at 4 seconds.
.sun night...nw winds 5 to 10 kt. seas around 2 ft. wave detail:
n 2 ft at 5 seconds and sw 1 foot at 3 seconds.
.mon...w winds 5 to 10 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: w 1 foot at 4 seconds and se 1 foot at
8 seconds.
.mon night...s winds 10 to 15 kt with gusts up to 20 kt. seas
around 2 ft. wave detail: s 2 ft at 3 seconds and n 1 foot at
3 seconds.
.tue...s winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: se 3 ft at 4 seconds and se 2 ft at 8 seconds.
a chance of showers in the afternoon.
.tue night...se winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 4 ft. a chance of tstms. a chance of showers in the evening,
then showers after midnight.
.wed...s winds 15 to 20 kt with gusts up to 35 kt. seas 4 to
6 ft. showers likely.
.wed night...sw winds 15 to 20 kt with gusts up to 35 kt. seas
4 to 6 ft. showers likely.
.thu...sw winds 5 to 10 kt with gusts up to 20 kt. seas 3 to
5 ft. a chance of showers.
.thu night...sw winds 5 to 10 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.
$$
(11/18)
Latest Coastal Waters Forecast by KBOX
Issued 7/18/2026 4:05 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kbox 182005
cwfbox
expires:202607190900;;193983
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sat jul 18 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz254-190900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
405 pm edt sat jul 18 2026
...small craft advisory in effect through sunday evening...
.tonight...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: se 5 ft at 7 seconds and w 2 ft at 5 seconds.
a chance of tstms. showers likely this evening, then a chance of
showers after midnight. areas of smoke this evening. vsby 1 nm or
less.
.sun...w winds 15 to 20 kt, becoming nw 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 3 to 5 ft. wave detail: sw
5 ft at 6 seconds and ne 2 ft at 8 seconds.
.sun night...sw winds 5 to 10 kt, becoming nw after midnight.
seas 2 to 4 ft. wave detail: s 3 ft at 8 seconds and sw 1 foot at
4 seconds.
.mon...nw winds around 5 kt, becoming sw in the afternoon. seas
2 to 3 ft. wave detail: s 3 ft at 8 seconds and sw 1 foot at
4 seconds.
.mon night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 8 seconds and sw 1 foot at 3 seconds.
.tue...se winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 3 seconds and s 2 ft at 7 seconds.
a chance of showers in the afternoon.
.tue night...se winds 15 to 20 kt, becoming s 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 4 ft, building to 4 to
6 ft after midnight. showers with a chance of tstms.
.wed...s winds 20 to 25 kt with gusts up to 35 kt. seas 6 to
9 ft. showers with a chance of tstms.
.wed night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
6 to 9 ft. showers likely.
.thu...sw winds 15 to 20 kt with gusts up to 25 kt. seas 5 to
8 ft. showers likely.
.thu night...sw winds 5 to 10 kt. seas 4 to 6 ft. a chance of
showers.
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.
$$
(12/18)
Latest Coastal Waters Forecast by KGYX
Issued 7/18/2026 2:54 PM America/New_York.
Valid through 7/19/2026 5:00 AM America/New_York.
fzus51 kgyx 181854
cwfgyx
expires:202607190900;;191116
coastal waters forecast
national weather service gray me
254 pm edt sat jul 18 2026
coastal waters from stonington me to merrimack river ma out to 60 nm
anz154-190900-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
254 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.this afternoon...s winds 15 to 20 kt, increasing to 20 to 25 kt
late. seas 4 to 6 ft. wave detail: s 5 ft at 5 seconds. a slight
chance of showers early, then a chance of showers and scattered
tstms late. areas of smoke. vsby 1 to 3 nm.
.tonight...s winds 20 to 25 kt, becoming sw 15 to 20 kt after
midnight. seas 4 to 6 ft. wave detail: s 6 ft at 6 seconds. showers
likely with scattered tstms in the evening. areas of smoke in the
evening with vsby 1 to 3 nm.
.sun...w winds 10 to 15 kt. seas 2 to 4 ft. wave detail: s 4 ft at
6 seconds.
.sun night...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: nw
2 ft at 5 seconds and se 2 ft at 9 seconds.
.mon...w winds 5 to 10 kt, becoming s in the afternoon. seas around
2 ft. wave detail: se 2 ft at 8 seconds.
.mon night...s winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s
2 ft at 4 seconds and se 2 ft at 9 seconds.
.tue...s winds 5 to 10 kt, becoming se 10 to 15 kt with gusts up to
20 kt in the afternoon. seas 2 to 3 ft.
.tue night...se winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 3 to 4 ft. a chance of tstms. showers.
.wed...s winds 15 to 20 kt with gusts up to 30 kt. seas 3 to 5 ft.
showers.
.wed night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. seas 4 to 6 ft. showers likely, mainly in the evening.
winds and seas higher in and near tstms.
$$
(13/18)
Latest Coastal Waters Forecast by KOKX
Issued 7/18/2026 4:01 PM America/New_York.
Valid through 7/19/2026 4:30 AM America/New_York.
fzus51 kokx 182001
cwfokx
expires:202607190830;;193515
coastal waters forecast
national weather service new york ny
401 pm edt sat jul 18 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz335-190830-
long island sound west of new haven ct/port jefferson ny-
401 pm edt sat jul 18 2026
.tonight...sw winds 15 to 20 kt, becoming w 10 to 15 kt late.
seas around 2 ft. wave detail: sw 2 ft at 3 seconds. showers and
chance of tstms this evening, then chance of showers and tstms
after midnight.
.sun...nw winds 10 to 15 kt. seas around 2 ft in the morning,
then 1 ft or less. wave detail: nw 1 ft at 2 seconds.
.sun night...n winds 5 to 10 kt. seas 1 ft or less. wave detail:
nw 1 ft at 2 seconds.
.mon...ne winds around 5 kt, becoming se in the afternoon. seas
1 ft or less.
.mon night...s winds 5 to 10 kt. seas 1 ft or less.
.tue...se winds 10 to 15 kt with gusts up to 20 kt. seas 1 ft or
less, then around 2 ft in the afternoon. wave detail: se 1 ft at
2 seconds. chance of showers in the morning, then showers likely
with chance of tstms in the afternoon.
.tue night...s winds around 15 kt with gusts up to 20 kt. seas
around 2 ft. showers and chance of tstms.
.wed...sw winds 10 to 15 kt with gusts up to 25 kt. seas around
2 ft. showers and chance of tstms.
.wed night...w winds 10 to 15 kt with gusts up to 20 kt. seas
1 to 2 ft. chance of showers.
.thu...w winds 5 to 10 kt. seas 1 ft or less.
.thu night...nw winds around 5 kt. seas 1 ft or less.
winds and seas may be higher in and near tstms.
$$
(14/18)
Latest Coastal Waters Forecast by KOKX
Issued 7/18/2026 4:01 PM America/New_York.
Valid through 7/19/2026 4:30 AM America/New_York.
fzus51 kokx 182001
cwfokx
expires:202607190830;;193516
coastal waters forecast
national weather service new york ny
401 pm edt sat jul 18 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz338-190830-
new york harbor-
401 pm edt sat jul 18 2026
.tonight...sw winds 10 to 15 kt, becoming w late. waves 1 to
2 ft. showers and chance of tstms this evening, then chance of
showers and tstms after midnight.
.sun...nw winds 10 to 15 kt. waves around 2 ft. wave detail: nw
1 ft at 2 seconds.
.sun night...n winds 5 to 10 kt. waves 1 ft or less. wave detail:
nw 1 ft at 2 seconds.
.mon...ne winds around 5 kt, becoming se in the afternoon. waves
1 ft or less.
.mon night...se winds 10 to 15 kt, becoming s 5 to 10 kt after
midnight. waves 1 to 2 ft.
.tue...se winds 10 to 15 kt with gusts up to 20 kt. waves 1 to
2 ft. chance of showers in the morning, then showers likely with
chance of tstms in the afternoon.
.tue night...s winds 10 to 15 kt, becoming sw after midnight.
waves 2 to 3 ft. showers and chance of tstms.
.wed...sw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. showers likely with chance of tstms.
.wed night...w winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft.
.thu...nw winds 5 to 10 kt. waves 1 to 2 ft.
.thu night...nw winds around 5 kt. waves 1 ft or less.
winds and waves may be higher in and near tstms.
$$
(15/18)
Latest Coastal Waters Forecast by KOKX
Issued 7/18/2026 4:01 PM America/New_York.
Valid through 7/19/2026 4:30 AM America/New_York.
fzus51 kokx 182001
cwfokx
expires:202607190830;;193517
coastal waters forecast
national weather service new york ny
401 pm edt sat jul 18 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz340-190830-
peconic and gardiners bays-
401 pm edt sat jul 18 2026
.tonight...sw winds 10 to 15 kt, becoming w late. gusts up to 25
kt. waves 1 ft or less. showers this evening. chance of tstms.
chance of showers after midnight.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. waves 1 ft or
less.
.sun night...nw winds 5 to 10 kt. waves 1 ft or less.
.mon...n winds around 5 kt, becoming s in the afternoon. waves
1 ft or less.
.mon night...s winds around 5 kt. waves 1 ft or less.
.tue...se winds 5 to 10 kt with gusts up to 20 kt. waves 1 ft or
less. chance of showers in the afternoon.
.tue night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. waves 1 ft or less. showers and chance of tstms.
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. waves around
2 ft. showers and chance of tstms.
.wed night...w winds 10 to 15 kt with gusts up to 25 kt. waves
1 to 2 ft. chance of showers.
.thu...w winds 5 to 10 kt. waves 1 ft or less.
.thu night...w winds around 5 kt. waves 1 ft or less.
winds and waves may be higher in and near tstms.
$$
(16/18)
Latest Coastal Waters Forecast by KOKX
Issued 7/18/2026 4:01 PM America/New_York.
Valid through 7/19/2026 4:30 AM America/New_York.
fzus51 kokx 182001
cwfokx
expires:202607190830;;193518
coastal waters forecast
national weather service new york ny
401 pm edt sat jul 18 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz345-190830-
south shore bays from jones inlet through shinnecock bay-
401 pm edt sat jul 18 2026
.tonight...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. waves 1 ft or less. showers and chance of tstms this
evening, then chance of showers and tstms after midnight. slight
chance of showers and tstms late.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. waves 1 ft or
less.
.sun night...n winds 5 to 10 kt. waves 1 ft or less.
.mon...ne winds around 5 kt, becoming se in the afternoon. waves
1 ft or less.
.mon night...s winds 5 to 10 kt. waves 1 ft or less.
.tue...se winds 10 to 15 kt with gusts up to 25 kt. waves 1 ft or
less. showers likely with chance of tstms in the afternoon.
.tue night...s winds 15 to 20 kt with gusts up to 30 kt. waves
1 ft or less, then around 2 ft after midnight. showers and chance
of tstms.
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. waves around
2 ft. showers likely with chance of tstms.
.wed night...w winds 10 to 15 kt with gusts up to 25 kt. waves
1 ft or less. chance of showers.
.thu...w winds 5 to 10 kt. waves 1 ft or less.
.thu night...w winds around 5 kt. waves 1 ft or less.
winds and waves may be higher in and near tstms.
$$
(17/18)
Latest Coastal Waters Forecast by KOKX
Issued 7/18/2026 4:01 PM America/New_York.
Valid through 7/19/2026 4:30 AM America/New_York.
fzus51 kokx 182001
cwfokx
expires:202607190830;;193510
coastal waters forecast
national weather service new york ny
401 pm edt sat jul 18 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz350-190830-
moriches inlet ny to montauk point ny out 20 nm-
401 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 20 to 25 kt, becoming w 15 to 20 kt late.
seas 4 to 6 ft, occasionally to 8 ft. wave detail: s 6 ft at
7 seconds and se 1 ft at 14 seconds. showers and chance of tstms
this evening, then tstms likely with chance of showers after
midnight.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft, occasionally to 6 ft. wave detail: sw 5 ft at 7 seconds and
se 1 ft at 13 seconds. slight chance of showers and tstms in the
morning.
.sun night...nw winds 5 to 10 kt. seas 3 to 4 ft, occasionally to
5 ft. wave detail: s 4 ft at 7 seconds and se 1 ft at 13 seconds.
.mon...ne winds around 5 kt, becoming se in the afternoon. seas
2 to 3 ft. wave detail: s 3 ft at 8 seconds and se 1 ft at
12 seconds.
.mon night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 8 seconds.
.tue...se winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft, occasionally to 5 ft. wave detail: s 3 ft at 6 seconds.
chance of showers in the afternoon.
.tue night...s winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. seas 3 to 5 ft, occasionally to 6 ft, building to 5 to
8 ft, occasionally to 10 ft after midnight. showers and chance of
tstms.
.wed...sw winds 20 to 25 kt with gusts up to 35 kt. seas 8 to
9 ft, occasionally to 11 ft. showers likely.
.wed night...sw winds 20 to 25 kt with gusts up to 35 kt. seas
6 to 9 ft, occasionally to 11 ft. chance of showers.
.thu...w winds 5 to 10 kt. seas 5 to 6 ft, occasionally to 8 ft.
chance of showers.
.thu night...w winds 5 to 10 kt. seas 4 to 5 ft, occasionally to
6 ft.
winds and seas may be higher in and near tstms.
$$
(18/18)
Latest Coastal Waters Forecast by KOKX
Issued 7/18/2026 4:01 PM America/New_York.
Valid through 7/19/2026 4:30 AM America/New_York.
fzus51 kokx 182001
cwfokx
expires:202607190830;;193511
coastal waters forecast
national weather service new york ny
401 pm edt sat jul 18 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz353-190830-
fire island inlet ny to moriches inlet ny out 20 nm-
401 pm edt sat jul 18 2026
...small craft advisory in effect through sunday morning...
.tonight...sw winds 15 to 20 kt with gusts up to 25 kt, becoming
w late. seas 4 to 5 ft, occasionally to 6 ft. wave detail: s 5 ft
at 5 seconds and se 1 ft at 8 seconds. showers this evening.
chance of tstms. chance of showers after midnight.
.sun...nw winds 10 to 15 kt. seas 3 to 5 ft, occasionally to
6 ft. wave detail: sw 4 ft at 5 seconds and se 1 ft at
13 seconds. slight chance of showers and tstms in the morning.
.sun night...n winds 5 to 10 kt. seas 3 to 4 ft, occasionally to
5 ft. wave detail: s 3 ft at 7 seconds and w 1 ft at 3 seconds.
.mon...ne winds 5 to 10 kt, becoming se in the afternoon. seas
2 to 3 ft. wave detail: s 3 ft at 8 seconds and se 1 ft at
12 seconds.
.mon night...s winds 5 to 10 kt. seas around 2 ft. wave detail: s
2 ft at 7 seconds.
.tue...se winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 4 ft, occasionally to 5 ft. wave detail: s
4 ft at 6 seconds. showers likely with chance of tstms in the
afternoon.
.tue night...s winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 5 ft, occasionally to 6 ft, building to 5 to 8 ft,
occasionally to 10 ft after midnight. showers and chance of
tstms.
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 7 to
9 ft, occasionally to 11 ft. showers likely.
.wed night...w winds 15 to 20 kt with gusts up to 30 kt. seas
5 to 8 ft, occasionally to 10 ft. chance of showers.
.thu...w winds 10 to 15 kt. seas 4 to 5 ft, occasionally to 6 ft.
.thu night...w winds 5 to 10 kt. seas 3 to 4 ft, occasionally to
5 ft.
winds and seas may be higher in and near tstms.
$$
|