New iWindsurf: Select your region for wind observations & forecasts:
North America |
Europe |
South America |
Australia & Oceania |
Asia |
Africa
(1/6)
Latest Coastal Waters Forecast by KBOX
Issued 8/20/2026 4:03 AM America/New_York.
Valid through 8/20/2026 5:00 PM America/New_York.
fzus51 kbox 200803
cwfbox
expires:202608202100;;038046
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt thu aug 20 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz237-202100-
block island sound-
403 am edt thu aug 20 2026
.today...w winds around 5 kt, becoming sw this afternoon. seas
around 2 ft. wave detail: se 2 ft at 7 seconds and sw 1 foot at
4 seconds.
.tonight...nw winds 5 to 10 kt, becoming ne after midnight. seas
around 2 ft. wave detail: se 2 ft at 8 seconds and w 1 foot at
3 seconds. showers likely. patchy fog after midnight.
.fri...ne winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas around 2 ft. wave detail: ne 2 ft at 5 seconds and s 1 foot
at 5 seconds. a chance of showers. patchy fog in the morning.
.fri night...ne winds around 10 kt. seas around 2 ft. wave
detail: e 2 ft at 5 seconds and sw 1 foot at 5 seconds. a chance
of showers in the evening, then showers likely after midnight.
patchy fog after midnight.
.sat...ne winds 10 to 15 kt. seas 2 to 3 ft. wave detail: e 3 ft
at 5 seconds and sw 1 foot at 5 seconds. showers. patchy fog in
the morning. vsby 1 to 3 nm.
.sat night...ne winds 5 to 10 kt, becoming se after midnight.
seas 2 to 3 ft. wave detail: se 3 ft at 6 seconds. showers.
.sun...s winds 5 to 10 kt. seas 2 to 3 ft. a chance of showers.
.sun night through mon night...w winds 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.
$$
(2/6)
Latest Coastal Waters Forecast by KBOX
Issued 8/20/2026 4:03 AM America/New_York.
Valid through 8/20/2026 5:00 PM America/New_York.
fzus51 kbox 200803
cwfbox
expires:202608202100;;038040
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt thu aug 20 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz255-202100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
403 am edt thu aug 20 2026
.today...sw winds 5 to 10 kt. seas around 2 ft. wave detail: se
2 ft at 8 seconds and sw 1 foot at 5 seconds. patchy fog. vsby
1 nm or less, increasing to 1 to 3 nm this afternoon.
.tonight...w winds 5 to 10 kt, becoming ne after midnight. seas
around 2 ft. wave detail: se 2 ft at 8 seconds and sw 1 foot at
3 seconds. patchy fog. a chance of showers after midnight. vsby
1 nm or less.
.fri...e winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas around 2 ft. wave detail: e 2 ft at 6 seconds and sw 1 foot
at 3 seconds. a chance of showers. patchy fog in the morning with
vsby 1 nm or less.
.fri night...e winds 10 to 15 kt. seas 2 to 3 ft. wave detail: se
3 ft at 5 seconds. patchy fog. a chance of showers in the
evening. showers likely after midnight.
.sat...se winds 10 to 15 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 5 seconds. showers. patchy fog in the morning.
.sat night...s winds around 10 kt. seas 2 to 4 ft. wave detail:
se 3 ft at 7 seconds. showers.
.sun...s winds around 10 kt. seas 3 to 4 ft. showers likely.
.sun night...sw winds around 10 kt. seas 2 to 3 ft. a chance of
showers.
.mon and mon night...w winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
(3/6)
Latest Coastal Waters Forecast by KOKX
Issued 8/20/2026 2:46 AM America/New_York.
Valid through 8/20/2026 3:15 PM America/New_York.
fzus51 kokx 200646
cwfokx
expires:202608201915;;035200
coastal waters forecast
national weather service new york ny
246 am edt thu aug 20 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz335-201915-
long island sound west of new haven ct/port jefferson ny-
246 am edt thu aug 20 2026
.overnight...w winds around 5 kt. seas 1 ft or less.
.today...ne winds 5 to 10 kt. seas 1 ft or less. showers likely
in the afternoon.
.tonight...ne winds 10 to 15 kt. seas 1 ft or less. wave detail:
ne 1 ft at 2 seconds. showers likely with slight chance of tstms
in the evening, then chance of showers after midnight.
.fri...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas around 2 ft in the morning,
then 1 ft or less. wave detail: ne 1 ft at 3 seconds. slight
chance of showers.
.fri night...ne winds 5 to 10 kt. seas 1 ft or less. wave detail:
e 1 ft at 3 seconds. showers likely after midnight.
.sat...ne winds 5 to 10 kt. seas 1 ft or less. wave detail: e
1 ft at 3 seconds. showers likely.
.sat night...e winds 5 to 10 kt, becoming ne after midnight. seas
1 ft or less. showers likely.
.sun...s winds 5 to 10 kt. seas 1 ft or less. chance of showers.
.sun night...w winds 5 to 10 kt. seas 1 ft or less.
.mon...w winds 5 to 10 kt. seas 1 ft or less.
.mon night...w winds 5 to 10 kt. seas 1 ft or less.
winds and seas may be higher in and near tstms.
$$
(4/6)
Latest Coastal Waters Forecast by KOKX
Issued 8/20/2026 2:46 AM America/New_York.
Valid through 8/20/2026 3:15 PM America/New_York.
fzus51 kokx 200646
cwfokx
expires:202608201915;;035202
coastal waters forecast
national weather service new york ny
246 am edt thu aug 20 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz340-201915-
peconic and gardiners bays-
246 am edt thu aug 20 2026
.overnight...sw winds around 5 kt. waves 1 ft or less.
.today...nw winds around 5 kt, becoming sw in the afternoon.
waves 1 ft or less.
.tonight...n winds 5 to 10 kt, becoming ne after midnight. waves
1 ft or less. showers.
.fri...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. waves 1 ft or less. chance of
showers.
.fri night...ne winds 5 to 10 kt. waves 1 ft or less. slight
chance of showers in the evening, then showers likely after
midnight.
.sat...e winds 5 to 10 kt. waves 1 ft or less. showers.
.sat night...e winds around 5 kt. waves 1 ft or less. showers.
.sun...s winds 5 to 10 kt. waves 1 ft or less. chance of showers.
.sun night...sw winds 5 to 10 kt. waves 1 ft or less.
.mon...w winds 5 to 10 kt. waves 1 ft or less.
.mon night...w winds 5 to 10 kt. waves 1 ft or less.
$$
(5/6)
Latest Coastal Waters Forecast by KOKX
Issued 8/20/2026 2:46 AM America/New_York.
Valid through 8/20/2026 3:15 PM America/New_York.
fzus51 kokx 200646
cwfokx
expires:202608201915;;035203
coastal waters forecast
national weather service new york ny
246 am edt thu aug 20 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz345-201915-
south shore bays from jones inlet through shinnecock bay-
246 am edt thu aug 20 2026
.overnight...w winds around 5 kt. waves 1 ft or less.
.today...nw winds around 5 kt, becoming s in the afternoon. waves
1 ft or less. chance of showers in the afternoon.
.tonight...ne winds 10 to 15 kt. waves 1 ft or less. showers and
slight chance of tstms in the evening, then chance of showers
after midnight.
.fri...ne winds 10 to 15 kt with gusts up to 20 kt. waves 1 ft or
less. slight chance of showers.
.fri night...ne winds 5 to 10 kt. waves 1 ft or less. showers
likely after midnight.
.sat...e winds around 10 kt. waves 1 ft or less. showers.
.sat night...e winds 5 to 10 kt, becoming ne after midnight.
waves 1 ft or less. showers.
.sun...sw winds 5 to 10 kt. waves 1 ft or less. chance of
showers.
.sun night...sw winds 5 to 10 kt. waves 1 ft or less.
.mon...w winds 5 to 10 kt. waves 1 ft or less.
.mon night...w winds 5 to 10 kt. waves 1 ft or less.
winds and waves may be higher in and near tstms.
$$
(6/6)
Latest Coastal Waters Forecast by KOKX
Issued 8/20/2026 2:46 AM America/New_York.
Valid through 8/20/2026 3:15 PM America/New_York.
fzus51 kokx 200646
cwfokx
expires:202608201915;;035195
coastal waters forecast
national weather service new york ny
246 am edt thu aug 20 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz350-201915-
moriches inlet ny to montauk point ny out 20 nm-
246 am edt thu aug 20 2026
.overnight...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
se 2 ft at 7 seconds and sw 1 ft at 3 seconds.
.today...w winds around 5 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: se 2 ft at 8 seconds and sw 1 ft at
4 seconds.
.tonight...n winds 5 to 10 kt, becoming ne 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: ne 3 ft at 6 seconds and
sw 1 ft at 3 seconds. showers and slight chance of tstms in the
evening, then showers likely after midnight.
.fri...ne winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: ne 3 ft at 5 seconds and s 1 ft at 4 seconds.
chance of showers.
.fri night...ne winds around 10 kt. seas 2 to 3 ft. wave detail:
ne 2 ft at 6 seconds and s 1 ft at 4 seconds. slight chance of
showers in the evening, then showers likely after midnight.
.sat...e winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: e 3 ft at 6 seconds and s 2 ft at 5 seconds.
showers.
.sat night...se winds 5 to 10 kt, becoming s after midnight. seas
around 3 ft. showers.
.sun...s winds 5 to 10 kt. seas around 3 ft. chance of showers.
.sun night...sw winds 5 to 10 kt. seas 3 to 5 ft, occasionally to
6 ft.
.mon...w winds 10 to 15 kt. seas 4 to 5 ft, occasionally to 6 ft.
.mon night...w winds 5 to 10 kt. seas 3 to 4 ft, occasionally to
5 ft.
winds and seas may be higher in and near tstms.
$$
|