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 9/21/2026 7:03 AM America/New_York.
Valid through 9/21/2026 8:00 PM America/New_York.
fzus51 kbox 211103
cwfbox
expires:202609220000;;814521
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 am edt mon sep 21 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz237-220000-
block island sound-
703 am edt mon sep 21 2026
...small craft advisory in effect until 5 pm edt this afternoon...
...gale watch in effect from tuesday afternoon through thursday
afternoon...
.today...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: ne 3 ft at 4 seconds and se 2 ft at
10 seconds. patchy fog this morning. a slight chance of rain this
morning.
.tonight...ne winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: ne 3 ft at 5 seconds and sw 1 foot at
5 seconds.
.tue...ne winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: ne 5 ft at 6 seconds and se 1 foot at
9 seconds.
.tue night...ne winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail:
ne 5 ft at 5 seconds and se 1 foot at 10 seconds.
.wed and wed night...ne winds 25 to 30 kt with gusts up to 35 kt.
seas 5 to 8 ft. wave detail: e 8 ft at 9 seconds and e 7 ft at
6 seconds.
.thu...ne winds 25 to 30 kt with gusts up to 35 kt. seas 6 to
9 ft. wave detail: se 9 ft at 12 seconds and ne 5 ft at
5 seconds.
.thu night...ne winds 25 to 30 kt with gusts up to 40 kt. seas
6 to 9 ft. a chance of showers.
.fri...n winds 25 to 30 kt with gusts up to 45 kt. seas 7 to
10 ft. a chance of showers.
.fri night...n winds around 30 kt with gusts up to 45 kt. seas
7 to 10 ft. showers likely.
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 9/21/2026 7:03 AM America/New_York.
Valid through 9/21/2026 8:00 PM America/New_York.
fzus51 kbox 211103
cwfbox
expires:202609220000;;814515
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 am edt mon sep 21 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz255-220000-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
703 am edt mon sep 21 2026
...small craft advisory in effect through late tonight...
...gale watch in effect from tuesday afternoon through thursday
afternoon...
.today...ne winds 20 to 25 kt. seas 2 to 4 ft. wave detail: ne
4 ft at 5 seconds and se 2 ft at 9 seconds. patchy fog. rain
likely, mainly this morning with vsby 1 to 3 nm.
.tonight...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: ne 4 ft at 5 seconds and se 2 ft at 8 seconds.
.tue...ne winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: n 6 ft at 6 seconds and se 1 foot at
15 seconds.
.tue night...ne winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 7 ft. wave detail: ne 7 ft at 7 seconds and e 5 ft at
13 seconds.
.wed...ne winds 25 to 30 kt with gusts up to 35 kt. seas 6 to
9 ft. wave detail: e 8 ft at 8 seconds and n 1 foot at 4 seconds.
.wed night...ne winds 25 to 30 kt with gusts up to 35 kt. seas
8 to 11 ft. wave detail: e 9 ft at 9 seconds and ne 7 ft at
7 seconds.
.thu...ne winds 25 to 30 kt with gusts up to 35 kt. seas 9 to
12 ft.
.thu night...ne winds around 30 kt with gusts up to 40 kt. seas
9 to 12 ft. a chance of showers.
.fri...ne winds 30 to 40 kt with gusts up to 50 kt. seas 9 to
13 ft. showers likely.
.fri night...ne winds 35 to 40 kt with gusts up to 50 kt. seas
9 to 13 ft. showers likely.
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 9/21/2026 7:16 AM America/New_York.
Valid through 9/21/2026 8:30 PM America/New_York.
fzus51 kokx 211116
cwfokx
expires:202609220030;;815663
coastal waters forecast
national weather service new york ny
716 am edt mon sep 21 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz335-220030-
long island sound west of new haven ct/port jefferson ny-
716 am edt mon sep 21 2026
...small craft advisory in effect from tuesday morning through
wednesday afternoon...
.today...ne winds 15 to 20 kt with occasional gusts up to 25 kt,
diminishing to 10 to 15 kt late. seas 2 to 3 ft. wave detail: ne 2
ft at 3 seconds.
.tonight...ne winds 15 to 20 kt. seas 2 to 3 ft. wave detail: ne
3 ft at 4 seconds. slight chance of rain after midnight.
.tue...ne winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft, occasionally to 5 ft. wave detail: e 3 ft at 4 seconds.
slight chance of rain in the morning.
.tue night...ne winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft, occasionally to 6 ft. wave detail: e 4 ft at
5 seconds.
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft, occasionally to 6 ft. wave detail: e 4 ft at 5 seconds.
.wed night...ne winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft, occasionally to 6 ft. wave detail: e 4 ft at
5 seconds.
.thu...ne winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft, occasionally to 6 ft.
.thu night...ne winds 25 to 30 kt. seas 2 to 4 ft, occasionally
to 5 ft. chance of showers.
.fri...n winds 25 to 30 kt with gusts up to 40 kt. seas 3 to
5 ft, occasionally to 6 ft. chance of showers.
.fri night...n winds 25 to 30 kt with gusts up to 40 kt. seas
3 to 5 ft, occasionally to 6 ft. chance of showers.
$$
(4/6)
Latest Coastal Waters Forecast by KOKX
Issued 9/21/2026 7:16 AM America/New_York.
Valid through 9/21/2026 8:30 PM America/New_York.
fzus51 kokx 211116
cwfokx
expires:202609220030;;815665
coastal waters forecast
national weather service new york ny
716 am edt mon sep 21 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz340-220030-
peconic and gardiners bays-
716 am edt mon sep 21 2026
...small craft advisory in effect from tuesday morning through
late tuesday night...
...gale watch in effect from wednesday morning through wednesday
afternoon...
.today...ne winds 15 to 20 kt, diminishing to 10 to 15 kt this
afternoon. waves 1 to 2 ft. chance of rain early this morning.
.tonight...ne winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft.
.tue...ne winds 15 to 20 kt with gusts up to 25 kt. waves around
2 ft. chance of rain in the morning.
.tue night...ne winds 15 to 20 kt with gusts up to 30 kt. waves
2 to 3 ft.
.wed...ne winds 20 to 25 kt with gusts up to 35 kt. waves 2 to
4 ft.
.wed night...ne winds 15 to 20 kt with gusts up to 30 kt. waves
2 to 4 ft.
.thu...ne winds 20 to 25 kt with gusts up to 35 kt. waves 2 to 4
ft.
.thu night...ne winds 20 to 25 kt with gusts up to 40 kt. waves
2 to 4 ft. chance of showers.
.fri...n winds 25 to 30 kt with gusts up to 45 kt. waves 2 to
4 ft. chance of showers.
.fri night...n winds 25 to 30 kt with gusts up to 45 kt. waves
2 to 4 ft. showers likely.
$$
(5/6)
Latest Coastal Waters Forecast by KOKX
Issued 9/21/2026 7:16 AM America/New_York.
Valid through 9/21/2026 8:30 PM America/New_York.
fzus51 kokx 211116
cwfokx
expires:202609220030;;815666
coastal waters forecast
national weather service new york ny
716 am edt mon sep 21 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz345-220030-
south shore bays from jones inlet through shinnecock bay-
716 am edt mon sep 21 2026
...small craft advisory in effect from tuesday morning through
late tuesday night...
...gale watch in effect from wednesday morning through wednesday
afternoon...
.today...ne winds 15 to 20 kt, diminishing to 10 to 15 kt late.
waves 1 ft or less. slight chance of rain early this morning.
.tonight...ne winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. waves 1 ft or less. slight chance of rain after
midnight.
.tue...ne winds 15 to 20 kt with gusts up to 30 kt. waves 1 ft or
less, then around 2 ft in the afternoon. chance of rain, mainly
in the morning.
.tue night...ne winds 20 to 25 kt with gusts up to 30 kt. waves
around 2 ft.
.wed...ne winds 20 to 25 kt with gusts up to 35 kt. waves around
2 ft.
.wed night...ne winds 20 to 25 kt with occasional gusts up to 35
kt. waves around 2 ft.
.thu...ne winds 25 to 30 kt. waves around 2 ft.
.thu night...ne winds 25 to 30 kt with gusts up to 40 kt. waves
around 2 ft. chance of showers.
.fri...n winds 25 to 30 kt with gusts up to 45 kt. waves around
2 ft. chance of showers.
.fri night...n winds 25 to 30 kt with gusts up to 45 kt. waves
around 2 ft. chance of showers.
$$
(6/6)
Latest Coastal Waters Forecast by KOKX
Issued 9/21/2026 7:16 AM America/New_York.
Valid through 9/21/2026 8:30 PM America/New_York.
fzus51 kokx 211116
cwfokx
expires:202609220030;;815658
coastal waters forecast
national weather service new york ny
716 am edt mon sep 21 2026
montauk point ny to sandy hook nj out 60 nm offshore, including
long island sound, the long island bays, and new york harbor
anz350-220030-
moriches inlet ny to montauk point ny out 20 nm-
716 am edt mon sep 21 2026
...small craft advisory in effect through tuesday afternoon...
...gale watch in effect from tuesday evening through thursday
afternoon...
.today...ne winds 20 to 25 kt, diminishing to 15 to 20 kt late.
seas 3 to 5 ft, occasionally to 6 ft. wave detail: ne 5 ft at
6 seconds and se 2 ft at 9 seconds. rain likely early this
morning, then slight chance of rain late this morning.
.tonight...ne winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. seas 4 to 6 ft, occasionally to 8 ft. wave detail: e
6 ft at 7 seconds and se 1 ft at 8 seconds. slight chance of rain
after midnight.
.tue...ne winds 20 to 25 kt with gusts up to 35 kt. seas 5 to
8 ft, occasionally to 10 ft. wave detail: e 7 ft at 7 seconds.
chance of rain, mainly in the morning.
.tue night...ne winds 25 to 30 kt with gusts up to 40 kt. seas
7 to 10 ft, occasionally to 13 ft. wave detail: e 10 ft at
8 seconds. slight chance of showers after midnight.
.wed...ne winds 30 to 35 kt, diminishing to 25 to 30 kt in the
afternoon. seas 9 to 12 ft, occasionally to 15 ft. wave detail: e
12 ft at 9 seconds.
.wed night...ne winds 25 to 30 kt with gusts up to 40 kt. seas
9 to 13 ft, occasionally to 17 ft. wave detail: e 12 ft at
10 seconds.
.thu...ne winds 25 to 35 kt with gusts up to 45 kt. seas 10 to
13 ft, occasionally to 17 ft.
.thu night...ne winds 25 to 30 kt with gusts up to 45 kt. seas
10 to 14 ft, occasionally to 18 ft. chance of showers.
.fri...n winds 30 to 35 kt with gusts up to 45 kt. seas 11 to
15 ft, occasionally to 19 ft. showers likely.
.fri night...n winds 30 to 35 kt with gusts up to 45 kt. seas
11 to 15 ft, occasionally to 19 ft. showers likely.
$$
|