(1/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763322
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz230-301800-
boston harbor-
104 am edt thu apr 30 2026
.rest of tonight...se winds 5 to 10 kt. waves 1 foot or less,
except 2 to 4 ft at the outer harbor entrance. patchy fog.
showers likely. vsby 1 nm or less.
.thu...se winds 5 to 10 kt. waves 1 foot or less, except 2 to
4 ft at the outer harbor entrance. patchy fog. showers. vsby 1 nm
or less, increasing to 1 to 3 nm in the afternoon.
.thu night...nw winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. waves 1 foot or less, then around 2 ft after midnight.
.fri...w winds 10 to 15 kt. waves around 2 ft.
.fri night...w winds 5 to 10 kt. waves around 2 ft in the
evening, then 1 foot or less.
.sat and sat night...w winds 5 to 10 kt. waves 1 foot or less. a
chance of showers.
.sun...nw winds 10 to 15 kt. waves around 2 ft. a chance of
showers.
.sun night and mon...sw winds 10 to 15 kt. gusts up to 20 kt.
waves around 2 ft.
.mon night...s winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. a chance of showers.
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.
$$
(2/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763313
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz231-301800-
cape cod bay-
104 am edt thu apr 30 2026
.rest of tonight...se winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: ne 2 ft at 10 seconds and e 1 foot at 2 seconds. patchy
fog. showers likely with a slight chance of tstms. vsby 1 nm or
less.
.thu...se winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne 2 ft
at 11 seconds and se 1 foot at 2 seconds. patchy fog. showers.
vsby 1 nm or less.
.thu night...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne
2 ft at 11 seconds and sw 1 foot at 2 seconds.
.fri...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: nw 1 foot
at 3 seconds and ne 1 foot at 5 seconds.
.fri night...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: w
1 foot at 3 seconds and ne 1 foot at 5 seconds.
.sat and sat night...w winds 5 to 10 kt. seas around 2 ft. wave
detail: w 1 foot at 3 seconds and e 1 foot at 4 seconds. a chance
of showers.
.sun...nw winds 5 to 10 kt. seas around 2 ft. a chance of
showers.
.sun night through mon night...sw winds 10 to 15 kt with gusts up
to 25 kt. seas around 2 ft.
winds and seas higher in and near tstms.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(3/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763317
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz232-301800-
nantucket sound-
104 am edt thu apr 30 2026
.rest of tonight...se winds 5 to 10 kt. seas 2 to 4 ft. wave
detail: se 2 ft at 5 seconds and e 2 ft at 10 seconds. patchy
fog. a chance of showers with a slight chance of tstms. vsby 1 nm
or less.
.thu...se winds 5 to 10 kt. seas 2 to 4 ft. wave detail: se 2 ft
at 5 seconds and se 2 ft at 11 seconds. patchy fog. showers. vsby
1 nm or less, increasing to 1 to 3 nm in the afternoon.
.thu night...w winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas 2 to 4 ft. wave detail: e 2 ft at 5 seconds and e
2 ft at 10 seconds. patchy fog in the evening.
.fri...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 4 ft. wave detail: w 2 ft at 3 seconds and e 2 ft at
5 seconds.
.fri night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 4 ft. wave
detail: w 2 ft at 4 seconds and e 2 ft at 10 seconds.
.sat and sat night...nw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: e 2 ft at 9 seconds and w 1 foot at 3 seconds. a chance
of showers.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of showers.
.sun night through mon night...sw winds 15 to 20 kt with gusts up
to 25 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.
$$
(4/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763318
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz233-301800-
vineyard sound-
104 am edt thu apr 30 2026
.rest of tonight...se winds around 5 kt. seas 2 to 3 ft. wave
detail: e 1 foot at 5 seconds and sw 1 foot at 5 seconds. patchy
fog. a chance of showers. vsby 1 nm or less.
.thu...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 1 foot
at 5 seconds and sw 1 foot at 5 seconds. patchy fog. showers.
vsby 1 nm or less, increasing to 1 to 3 nm in the afternoon.
.thu night...w winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds and e
1 foot at 5 seconds.
.fri...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and e 1 foot at
5 seconds.
.fri night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 3 ft at 5 seconds and e 1 foot at 5 seconds.
.sat and sat night...nw winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 2 ft at 5 seconds and sw 2 ft at 8 seconds. a chance
of showers.
.sun...w winds 15 to 20 kt. seas 2 to 3 ft. a chance of showers.
.sun night through mon night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 3 ft.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(5/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763319
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz234-301800-
buzzards bay-
104 am edt thu apr 30 2026
.rest of tonight...se winds around 5 kt. seas around 2 ft. wave
detail: e 1 foot at 2 seconds and s 1 foot at 5 seconds. patchy
fog. showers likely. vsby 1 nm or less.
.thu...s winds around 5 kt. seas around 2 ft. wave detail: s
1 foot at 4 seconds and se 1 foot at 11 seconds. patchy fog.
showers likely. vsby 1 nm or less, increasing to 1 to 3 nm in the
afternoon.
.thu night...w winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 2 seconds and e 1 foot at 5 seconds.
.fri...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and e 1 foot at
5 seconds.
.fri night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 3 ft at 5 seconds and e 1 foot at 5 seconds.
.sat and sat night...nw winds 5 to 10 kt. seas around 2 ft. wave
detail: n 2 ft at 8 seconds and sw 1 foot at 4 seconds. a chance
of showers.
.sun...w winds 15 to 20 kt. seas around 2 ft. a chance of
showers.
.sun night through mon night...sw 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.
$$
(6/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763320
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz235-301800-
rhode island sound-
104 am edt thu apr 30 2026
.rest of tonight...se winds 5 to 10 kt. seas 2 to 4 ft. wave
detail: se 4 ft at 10 seconds and se 2 ft at 5 seconds. patchy
fog. a chance of showers. vsby 1 nm or less.
.thu...se winds 5 to 10 kt, becoming s in the afternoon. seas
2 to 4 ft. wave detail: se 4 ft at 10 seconds and se 2 ft at
5 seconds. patchy fog. showers likely. vsby 1 nm or less,
increasing to 1 to 3 nm in the afternoon.
.thu night...w winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas 3 to 4 ft. wave detail: s 3 ft at 6 seconds and se
3 ft at 10 seconds.
.fri...w winds 15 to 20 kt. seas 3 to 4 ft. wave detail: w 3 ft
at 4 seconds and se 3 ft at 10 seconds.
.fri night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 4 ft. wave
detail: sw 3 ft at 4 seconds and se 2 ft at 10 seconds.
.sat and sat night...nw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 5 seconds and se 2 ft at 9 seconds. a chance of
showers.
.sun...w winds 15 to 20 kt. seas 2 to 3 ft. a chance of showers.
.sun night and mon...sw winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft.
.mon night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. a chance of showers.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(7/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763323
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz236-301800-
narragansett bay-
104 am edt thu apr 30 2026
.rest of tonight...se winds around 5 kt. waves around 2 ft.
patchy fog. a chance of showers. vsby 1 nm or less.
.thu...s winds around 5 kt. waves around 2 ft. patchy fog.
showers likely. vsby 1 nm or less, increasing to 1 to 3 nm in the
afternoon.
.thu night...w winds 5 to 10 kt. waves around 2 ft.
.fri...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves around 2 ft.
.fri night...w winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. waves around 2 ft.
.sat and sat night...nw winds 5 to 10 kt. waves around 2 ft. a
chance of showers.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. a chance of showers.
.sun night and mon...w winds 10 to 15 kt, becoming sw 15 to
20 kt. gusts up to 25 kt. waves 2 to 3 ft.
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 4 ft. a chance of showers.
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.
$$
(8/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763321
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz237-301800-
block island sound-
104 am edt thu apr 30 2026
.rest of tonight...se winds around 5 kt. seas 2 to 4 ft. wave
detail: se 4 ft at 10 seconds and se 1 foot at 6 seconds. patchy
fog. a chance of showers. vsby 1 nm or less.
.thu...se winds around 5 kt, becoming w in the afternoon. seas
3 to 4 ft. wave detail: se 4 ft at 10 seconds and e 2 ft at
6 seconds. patchy fog. showers likely, mainly in the morning.
vsby 1 nm or less, increasing to 1 to 3 nm in the afternoon.
.thu night...w winds 5 to 10 kt, becoming nw 10 to 15 kt after
midnight. seas 3 to 4 ft. wave detail: se 3 ft at 10 seconds and
se 2 ft at 5 seconds.
.fri...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 3 to 4 ft. wave detail: se 3 ft at 10 seconds and w 2 ft at
3 seconds.
.fri night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 4 ft. wave
detail: se 3 ft at 10 seconds and w 2 ft at 4 seconds.
.sat and sat night...nw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 2 ft at 9 seconds and sw 1 foot at 4 seconds. a chance
of showers.
.sun...w winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of showers.
.sun night and mon...w winds 10 to 15 kt, becoming sw 15 to
20 kt. gusts up to 25 kt. seas 2 to 4 ft.
.mon night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. a chance of showers.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(9/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763311
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz250-301800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 am edt thu apr 30 2026
...small craft advisory in effect through friday morning...
.rest of tonight...se winds 10 to 15 kt with gusts up to 20 kt.
seas 5 to 7 ft. wave detail: e 7 ft at 10 seconds and se 1 foot
at 4 seconds. patchy fog. a chance of showers with a slight
chance of tstms. vsby 1 nm or less.
.thu...se winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas 5 to 7 ft. wave detail: e
7 ft at 10 seconds and se 2 ft at 5 seconds. patchy fog. showers.
vsby 1 nm or less.
.thu night...w winds 5 to 10 kt, becoming nw 10 to 15 kt after
midnight. seas 4 to 6 ft. wave detail: e 6 ft at 10 seconds and
ne 2 ft at 6 seconds.
.fri...w winds 10 to 15 kt with gusts up to 20 kt, diminishing to
5 to 10 kt in the afternoon. seas 4 to 6 ft. wave detail: e 5 ft
at 10 seconds and w 2 ft at 3 seconds.
.fri night...w winds around 10 kt. seas 4 to 5 ft. wave detail: e
4 ft at 9 seconds and w 1 foot at 3 seconds.
.sat and sat night...w winds 5 to 10 kt. seas 3 to 5 ft. wave
detail: sw 5 ft at 3 seconds and e 4 ft at 9 seconds. a chance of
showers.
.sun...nw winds 5 to 10 kt. seas around 3 ft. a chance of
showers.
.sun night through mon night...s 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.
$$
(10/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763314
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz254-301800-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
104 am edt thu apr 30 2026
...small craft advisory in effect through friday morning...
.rest of tonight...se winds around 10 kt. seas 5 to 7 ft. wave
detail: e 7 ft at 11 seconds and se 3 ft at 5 seconds. patchy
fog. a chance of showers with a slight chance of tstms. vsby 1 nm
or less.
.thu...se winds 5 to 10 kt. gusts up to 20 kt in the morning.
seas 5 to 7 ft. wave detail: e 7 ft at 10 seconds and s 3 ft at
5 seconds. patchy fog. showers. vsby 1 nm or less.
.thu night...sw winds 5 to 10 kt, becoming w 10 to 15 kt after
midnight. seas 4 to 6 ft. wave detail: e 6 ft at 10 seconds and e
3 ft at 5 seconds. patchy fog in the evening. a chance of showers
in the evening with vsby 1 to 3 nm.
.fri...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 4 to 5 ft. wave detail: e 5 ft at 10 seconds and e 3 ft at
5 seconds.
.fri night...w winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 3 to 5 ft. wave detail: e 5 ft at 9 seconds and sw
2 ft at 4 seconds.
.sat...sw winds 5 to 10 kt, becoming s in the afternoon. seas
3 to 5 ft. wave detail: e 4 ft at 9 seconds and e 2 ft at
5 seconds. a chance of showers in the afternoon.
.sat night...s winds 5 to 10 kt, becoming e after midnight. seas
3 to 4 ft. a chance of showers in the evening, then showers
likely after midnight.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. a chance of showers.
.sun night through mon night...sw 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.
$$
(11/18)
Latest Coastal Waters Forecast by KBOX
Issued 4/30/2026 1:04 AM America/New_York.
Valid through 4/30/2026 2:00 PM America/New_York.
fzus51 kbox 300504
cwfbox
expires:202604301800;;763315
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt thu apr 30 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz255-301800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 am edt thu apr 30 2026
...small craft advisory in effect through friday morning...
.rest of tonight...se winds 5 to 10 kt. seas 4 to 6 ft. wave
detail: se 6 ft at 6 seconds and se 6 ft at 10 seconds. patchy
fog. a chance of showers with a slight chance of tstms. vsby 1 nm
or less.
.thu...s winds 5 to 10 kt. seas 4 to 6 ft. wave detail: se 6 ft
at 6 seconds and se 6 ft at 10 seconds. patchy fog. showers
likely. vsby 1 nm or less, increasing to 1 to 3 nm in the
afternoon.
.thu night...w winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas 4 to 6 ft. wave detail: se 5 ft at 10 seconds and
w 3 ft at 4 seconds. patchy fog in the evening.
.fri...w winds around 15 kt with gusts up to 20 kt. seas 4 to
6 ft. wave detail: w 4 ft at 5 seconds and se 4 ft at 10 seconds.
.fri night...w winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 3 to 5 ft. wave detail: w 4 ft at 5 seconds and se
4 ft at 9 seconds.
.sat...sw winds 5 to 10 kt, becoming s in the afternoon. seas
3 to 4 ft. wave detail: e 3 ft at 9 seconds and sw 2 ft at
5 seconds. a chance of showers in the afternoon.
.sat night...s winds 5 to 10 kt, becoming n after midnight. seas
3 to 4 ft. a chance of showers in the evening, then showers
likely after midnight.
.sun...nw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. a chance of showers.
.sun night through mon night...sw 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.
$$
(12/18)
Latest Coastal Waters Forecast by KGYX
Issued 4/30/2026 2:01 AM America/New_York.
Valid through 4/30/2026 4:15 PM America/New_York.
fzus51 kgyx 300601
cwfgyx
expires:202604302015;;765317
coastal waters forecast
national weather service gray me
201 am edt thu apr 30 2026
coastal waters from stonington me to merrimack river ma out to 25 nm
anz154-302015-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
201 am edt thu apr 30 2026
...small craft advisory in effect through friday morning...
.today...se winds 10 to 15 kt with gusts up to 20 kt, diminishing to
5 to 10 kt late this morning and afternoon. seas 6 to 7 ft. wave
detail: e 7 ft at 10 seconds. patchy dense fog early this morning.
isolated tstms early this morning. rain until late afternoon, then a
chance of showers late. vsby 1 nm or less early this morning.
.tonight...nw winds around 5 kt, increasing to 5 to 10 kt after
midnight. seas 6 to 7 ft. wave detail: e 7 ft at 10 seconds. a
chance of showers in the evening.
.fri...w winds around 10 kt with gusts up to 20 kt, becoming sw in
the afternoon. seas 5 to 6 ft. wave detail: e 6 ft at 10 seconds.
.fri night...w winds 5 to 10 kt. seas 4 to 5 ft. wave detail: e 5 ft
at 9 seconds.
.sat...w winds around 5 kt, becoming s in the afternoon. seas around
4 ft. wave detail: e 4 ft at 9 seconds.
.sat night...s winds 5 to 10 kt, becoming nw after midnight. seas
3 to 4 ft. wave detail: e 4 ft at 9 seconds. a chance of showers.
.sun...n winds 5 to 10 kt. seas 3 to 4 ft. a chance of showers.
.sun night...w winds around 10 kt with gusts up to 20 kt. seas
around 3 ft.
.mon...sw winds 10 to 15 kt with gusts up to 20 kt, becoming s 15 to
20 kt with gusts up to 30 kt in the afternoon. seas 2 to 4 ft.
.mon night...s winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
4 ft.
winds and seas higher in and near tstms.
$$
(13/18)
Latest Coastal Waters Forecast by KOKX
Issued 4/30/2026 2:23 AM America/New_York.
Valid through 4/30/2026 3:15 PM America/New_York.
fzus51 kokx 300623
cwfokx
expires:202604301915;;766527
coastal waters forecast
national weather service new york ny
223 am edt thu apr 30 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz335-301915-
long island sound west of new haven ct/port jefferson ny-
223 am edt thu apr 30 2026
.today...e winds around 5 kt, becoming w late. seas 1 ft or less.
showers likely early this morning, then chance of showers late
this morning. slight chance of showers this afternoon.
.tonight...nw winds 5 to 10 kt. seas 1 ft or less. slight chance
of showers in the evening.
.fri...w winds 10 to 15 kt. seas 1 ft or less. wave detail: w
1 ft at 2 seconds.
.fri night...w winds 5 to 10 kt. seas 1 ft or less. slight chance
of showers in the evening, then chance of showers after midnight.
.sat...nw winds around 5 kt, becoming s in the afternoon. seas
1 ft or less. chance of showers in the morning, then chance of
rain in the afternoon.
.sat night...sw winds 5 to 10 kt, becoming n after midnight. seas
1 ft or less. wave detail: n 1 ft at 2 seconds. chance of rain.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas 1 to
2 ft.
.sun night...w winds 10 to 15 kt with gusts up to 20 kt. seas
1 to 2 ft.
.mon...sw winds 20 to 25 kt. seas around 2 ft.
.mon night...sw winds 20 to 25 kt. seas 2 to 3 ft.
$$
(14/18)
Latest Coastal Waters Forecast by KOKX
Issued 4/30/2026 2:23 AM America/New_York.
Valid through 4/30/2026 3:15 PM America/New_York.
fzus51 kokx 300623
cwfokx
expires:202604301915;;766528
coastal waters forecast
national weather service new york ny
223 am edt thu apr 30 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz338-301915-
new york harbor-
223 am edt thu apr 30 2026
.today...se winds around 5 kt, becoming nw this afternoon. waves
1 to 2 ft. chance of showers early this morning, then slight
chance of showers late this morning. slight chance of showers
late.
.tonight...nw winds around 10 kt. waves around 2 ft. slight
chance of showers in the evening.
.fri...w winds around 10 kt. waves around 2 ft.
.fri night...w winds 5 to 10 kt. waves 1 to 2 ft. chance of
showers.
.sat...nw winds around 5 kt, becoming s in the afternoon. waves
1 to 2 ft in the morning, then 1 ft or less. chance of showers in
the morning, then chance of rain in the afternoon.
.sat night...sw winds 5 to 10 kt, becoming nw after midnight.
waves 1 to 2 ft. chance of rain.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft.
.sun night...w winds 10 to 15 kt with gusts up to 20 kt. waves
1 to 2 ft.
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. waves 1 to
2 ft.
.mon night...s winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 3 ft.
$$
(15/18)
Latest Coastal Waters Forecast by KOKX
Issued 4/30/2026 2:23 AM America/New_York.
Valid through 4/30/2026 3:15 PM America/New_York.
fzus51 kokx 300623
cwfokx
expires:202604301915;;766529
coastal waters forecast
national weather service new york ny
223 am edt thu apr 30 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz340-301915-
peconic and gardiners bays-
223 am edt thu apr 30 2026
.today...e winds around 5 kt, becoming nw late. waves 1 ft or
less. showers likely this morning, then chance of showers early
this afternoon.
.tonight...nw winds 5 to 10 kt. waves 1 ft or less.
.fri...w winds around 10 kt. waves 1 ft or less.
.fri night...w winds 5 to 10 kt. waves 1 ft or less. slight
chance of showers after midnight.
.sat...w winds around 5 kt, becoming s in the afternoon. waves
1 ft or less. slight chance of rain in the morning, then chance
of rain in the afternoon.
.sat night...s winds around 5 kt, becoming nw after midnight.
waves 1 ft or less. chance of rain.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. waves 1 ft or
less.
.sun night...w winds 5 to 10 kt with gusts up to 20 kt. waves
1 ft or less.
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. waves 1 ft or
less.
.mon night...sw winds 15 to 20 kt with gusts up to 30 kt. waves
1 ft or less.
$$
(16/18)
Latest Coastal Waters Forecast by KOKX
Issued 4/30/2026 2:23 AM America/New_York.
Valid through 4/30/2026 3:15 PM America/New_York.
fzus51 kokx 300623
cwfokx
expires:202604301915;;766530
coastal waters forecast
national weather service new york ny
223 am edt thu apr 30 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz345-301915-
south shore bays from jones inlet through shinnecock bay-
223 am edt thu apr 30 2026
.today...e winds around 5 kt, becoming n early this afternoon,
then becoming nw late. waves 1 ft or less. showers likely early
this morning, then chance of showers late this morning.
.tonight...nw winds 5 to 10 kt. waves 1 ft or less.
.fri...nw winds around 10 kt, becoming w in the afternoon. waves
1 ft or less.
.fri night...w winds 5 to 10 kt. waves 1 ft or less. slight
chance of showers after midnight.
.sat...w winds around 5 kt, becoming s in the afternoon. waves
1 ft or less. slight chance of rain in the morning, then chance
of rain in the afternoon.
.sat night...s winds 5 to 10 kt, becoming nw after midnight.
waves 1 ft or less. chance of rain.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. waves 1 ft or
less.
.sun night...w winds 10 to 15 kt. waves 1 ft or less.
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. waves 1 ft or
less.
.mon night...sw winds 20 to 25 kt with gusts up to 30 kt. waves
1 ft or less.
$$
(17/18)
Latest Coastal Waters Forecast by KOKX
Issued 4/30/2026 2:23 AM America/New_York.
Valid through 4/30/2026 3:15 PM America/New_York.
fzus51 kokx 300623
cwfokx
expires:202604301915;;766522
coastal waters forecast
national weather service new york ny
223 am edt thu apr 30 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz350-301915-
moriches inlet ny to montauk point ny out 20 nm-
223 am edt thu apr 30 2026
...small craft advisory in effect through this afternoon...
.today...e winds around 5 kt, becoming n late. seas 4 to 5 ft,
occasionally to 6 ft. wave detail: e 5 ft at 10 seconds. showers
likely this morning, then chance of showers early this afternoon.
.tonight...w winds 5 to 10 kt, becoming nw 10 to 15 kt with gusts
up to 20 kt after midnight. seas around 4 ft, occasionally to
5 ft. wave detail: e 4 ft at 10 seconds.
.fri...nw winds 10 to 15 kt, becoming w in the afternoon. seas
3 to 4 ft, occasionally to 5 ft. wave detail: e 4 ft at
10 seconds and w 3 ft at 4 seconds.
.fri night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt after midnight. seas 3 to 4 ft,
occasionally to 5 ft. wave detail: sw 3 ft at 4 seconds and e
3 ft at 10 seconds. slight chance of showers after midnight.
.sat...w winds around 5 kt, becoming s in the afternoon. seas
around 3 ft. wave detail: e 3 ft at 9 seconds and sw 2 ft at
4 seconds. slight chance of rain in the morning, then chance of
rain in the afternoon.
.sat night...s winds 5 to 10 kt, becoming nw after midnight. seas
around 3 ft. wave detail: e 3 ft at 9 seconds and sw 1 ft at
4 seconds. chance of rain.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft, occasionally to 5 ft.
.sun night...w winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 4 ft, occasionally to 5 ft.
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft, occasionally to 8 ft.
.mon night...sw winds 20 to 25 kt with gusts up to 35 kt. seas
5 to 7 ft, occasionally to 9 ft.
$$
(18/18)
Latest Coastal Waters Forecast by KOKX
Issued 4/30/2026 2:23 AM America/New_York.
Valid through 4/30/2026 3:15 PM America/New_York.
fzus51 kokx 300623
cwfokx
expires:202604301915;;766523
coastal waters forecast
national weather service new york ny
223 am edt thu apr 30 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz353-301915-
fire island inlet ny to moriches inlet ny out 20 nm-
223 am edt thu apr 30 2026
...small craft advisory in effect through this afternoon...
.today...e winds around 5 kt, becoming nw late. seas around 5 ft,
occasionally to 6 ft. wave detail: e 5 ft at 10 seconds. showers
this morning.
.tonight...w winds 5 to 10 kt, becoming nw 10 to 15 kt after
midnight. seas around 4 ft, occasionally to 6 ft. wave detail:
e 4 ft at 10 seconds and w 2 ft at 3 seconds.
.fri...nw winds 10 to 15 kt, becoming sw in the afternoon. seas
4 to 5 ft, occasionally to 6 ft. wave detail: e 4 ft at
10 seconds and w 2 ft at 4 seconds.
.fri night...sw winds 10 to 15 kt, becoming w 5 to 10 kt after
midnight. seas 3 to 4 ft, occasionally to 5 ft. wave detail: sw
3 ft at 4 seconds and e 3 ft at 10 seconds. slight chance of
showers after midnight.
.sat...w winds around 5 kt, becoming s in the afternoon. seas
around 3 ft. wave detail: e 3 ft at 9 seconds and sw 2 ft at
4 seconds. slight chance of rain in the morning, then chance of
rain in the afternoon.
.sat night...s winds 5 to 10 kt, becoming nw 10 to 15 kt after
midnight. seas around 3 ft. wave detail: e 3 ft at 9 seconds and
nw 1 ft at 2 seconds. chance of rain.
.sun...nw winds around 15 kt with gusts up to 20 kt. seas 3 to
4 ft, occasionally to 5 ft.
.sun night...w winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 4 ft, occasionally to 5 ft.
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft, occasionally to 8 ft.
.mon night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
6 to 7 ft, occasionally to 9 ft.
$$
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