FZNT21 KWBC 170824
OFFNT1
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
424 AM EDT Mon Aug 17 2026
New England continental shelf and slope waters from 60 nm
offshore to the Hague Line, except to 1000 fm south of New
England.
Seas given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.
Locally higher winds and seas can be expected in and near tstms.
ANZ898-171945-
424 AM EDT Mon Aug 17 2026
.SYNOPSIS FOR NEW ENGLAND WATERS...A low pressure area will
track slowly E over the S waters while strengthening today into
Tue, before clearing NE of the waters Tue night as it begins to
weaken. Weak high pressure will build E into the area Wed, and
slide off to the E Wed night as a weak cold front moves off the
coast. The front will move SE over the waters Thu, and pass S and
E of the area Thu night into Fri. High pressure will build E
over New England Thu night, and move E and NE over the waters Fri
into Fri night.
$$
ANZ800-171945-
Gulf of Maine to the Hague Line-
424 AM EDT Mon Aug 17 2026
.TODAY...S winds 10 to 15 kt. Seas 3 to 4 ft. Showers likely.
Chance of tstms.
.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. Slight chance
of tstms. Showers likely with vsby 1 nm or less. Patchy fog.
.TUE...E to SE winds 5 to 15 kt, becoming N to NE. Seas 4 to
7 ft. Chance of showers with vsby 1 nm or less.
.TUE NIGHT...N winds 5 to 10 kt, becoming N to NW 5 to 15 kt.
Seas 4 to 7 ft.
.WED...W to NW winds less than 10 kt, becoming S to SW. Seas
3 to 5 ft.
.WED NIGHT...S winds 10 to 15 kt, becoming SW. Seas 3 to 4 ft.
.THU...W to SW winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...W winds less than 10 kt, becoming N. Seas 3 to
4 ft.
.FRI...N to NE winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft.
$$
ANZ805-171945-
Georges Bank between Cape Cod and 68W north of 1000 FM-
424 AM EDT Mon Aug 17 2026
.TODAY...S winds 5 to 15 kt, becoming S to SE 10 to 20 kt. Seas
3 to 5 ft. Showers likely. Chance of tstms.
.TONIGHT...SE winds 10 to 20 kt, becoming E to SE 5 to 15 kt.
Seas 4 to 8 ft. Slight chance of tstms. Showers likely with vsby
1 nm or less.
.TUE...W to NW winds 5 to 15 kt. Seas 4 to 8 ft. Chance of
showers with vsby 1 nm or less.
.TUE NIGHT...NW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to
6 ft.
.WED...Variable winds less than 5 kt, becoming S to SW 5 to
15 kt. Seas 3 to 4 ft.
.WED NIGHT...S winds 5 to 15 kt, becoming SW. Seas 3 to 4 ft.
.THU...S to SW winds less than 10 kt, becoming SW. Seas 3 to
4 ft.
.THU NIGHT...W to SW winds less than 10 kt, becoming W to NW.
Seas 3 to 4 ft.
.FRI...N to NE winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...NE winds 5 to 10 kt, becoming E. Seas 3 to 4 ft.
$$
ANZ900-171945-
Georges Bank between 68W and the Hague Line-
424 AM EDT Mon Aug 17 2026
.TODAY...S winds 5 to 15 kt, becoming S to SE 10 to 20 kt. Seas
3 to 4 ft. Showers likely.
.TONIGHT...S to SE winds 20 to 30 kt. Seas 3 to 6 ft, building
to 6 to 10 ft. Slight chance of tstms. Showers likely with vsby
1 nm or less. Patchy fog.
.TUE...S to SE winds 15 to 25 kt, becoming W to NW 5 to 15 kt.
Seas 6 to 11 ft. Chance of showers with vsby 1 nm or less.
.TUE NIGHT...W to NW winds 5 to 15 kt. Seas 4 to 7 ft. Areas of
fog with vsby 1 nm or less.
.WED...W to NW winds less than 10 kt, becoming SW. Seas 3 to
5 ft.
.WED NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU...S to SW winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...W to SW winds less than 10 kt. Seas 3 to 4 ft.
.FRI...N winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...NE winds 5 to 10 kt. Seas 3 to 4 ft.
$$
ANZ810-171945-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
424 AM EDT Mon Aug 17 2026
.TODAY...S winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to
6 ft. Showers and scattered tstms.
.TONIGHT...S to SW winds 10 to 20 kt, becoming W to NW 5 to
10 kt. Seas 4 to 7 ft. Chance of showers and slight chance of
tstms.
.TUE...N to NW winds 5 to 15 kt. Seas 3 to 6 ft.
.TUE NIGHT...N to NW winds 5 to 10 kt, becoming variable. Seas
3 to 4 ft.
.WED...Variable winds less than 5 kt, becoming S to SW. Seas
3 to 4 ft.
.WED NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.
.THU...SW winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...Variable winds less than 5 kt, becoming N to NW.
Seas 3 to 4 ft.
.FRI...N to NE winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E to NE winds 5 to 10 kt. Seas 3 to 4 ft.
$$
ANZ815-171945-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
424 AM EDT Mon Aug 17 2026
.TODAY...S to SW winds 15 to 25 kt. Seas 3 to 6 ft. Showers and
scattered tstms.
.TONIGHT...W to NW winds 5 to 15 kt, becoming N 5 to 10 kt. Seas
4 to 6 ft. Chance of showers.
.TUE...N winds 5 to 10 kt. Seas 3 to 4 ft.
.TUE NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft.
.WED...S winds 5 to 10 kt, becoming SW. Seas 3 to 4 ft.
.WED NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU...W to SW winds 5 to 10 kt, becoming S to SW. Seas 3 to
4 ft.
.THU NIGHT...Variable winds less than 5 kt, becoming N. Seas
3 to 4 ft.
.FRI...NE winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas
3 to 4 ft.
.FRI NIGHT...E to NE winds 5 to 10 kt. Seas 3 to 4 ft.
$$
.Forecaster Joseph. Ocean Prediction Center.
Last Update: Mon, 17-Aug-2026 08:26:23 UTC
Updates: Four times per day
FZNT22 KWBC 170832
OFFNT2
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
432 AM EDT Mon Aug 17 2026
West central North Atlantic continental shelf and slope waters
beyond 60 nm to 250 nm offshore, including south of Georges Bank
from 1000 fm to 250 nm offshore.
Seas given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.
Locally higher winds and seas can be expected in and near tstms.
ANZ899-172000-
432 AM EDT Mon Aug 17 2026
.SYNOPSIS FOR MID ATLC WATERS...A warm front extending SE from
the mid-Atlantic coast will lift N across the waters today
through Tue. Meanwhile, high pressure across the waters N of the
front will shift E today. Low pressure will track slowly E across
waters just N of the area while strengthening today into Tue,
then clear NE of the area Tue night into Wed while weakening. The
low will pull a cold front across the N portions today and
tonight, with the front stalling over the central waters Tue
through Wed night while slowly weakening. The front will slowly
return N as a weak warm front Thu, then merge with a cold front
moving SE into the N waters. The cold front will reach the
central waters Thu night, then become nearly stationary over the
central portions Fri into Fri night as weak low pressure begins
to develop along the front.
$$
ANZ820-172000-
Hudson Canyon to Baltimore Canyon to 1000 FM-
432 AM EDT Mon Aug 17 2026
.TODAY...S to SW winds 15 to 25 kt, becoming W to SW 5 to 15 kt.
Seas 3 to 6 ft. Showers and tstms.
.TONIGHT...W to NW winds 5 to 10 kt. Seas 3 to 5 ft. Chance of
showers and tstms.
.TUE...N to NW winds 5 to 10 kt, becoming N to NE. Seas 3 to
4 ft.
.TUE NIGHT...Variable winds less than 5 kt, becoming S to SW.
Seas 3 to 4 ft.
.WED...S to SW winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...S to SW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU...S to SW winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...Variable winds less than 10 kt, becoming N. Seas
3 to 4 ft.
.FRI...NE winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas
3 to 4 ft.
.FRI NIGHT...E winds 5 to 15 kt. Seas 3 to 4 ft.
$$
ANZ915-172000-
Between 1000FM and 38.5 N west of 69 W-
432 AM EDT Mon Aug 17 2026
.TODAY...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. Showers and
scattered tstms.
.TONIGHT...S to SW winds 20 to 30 kt, becoming W to NW 5 to
15 kt. Seas 4 to 8 ft. Chance of showers and tstms.
.TUE...N to NW winds 5 to 15 kt. Seas 3 to 6 ft. Chance of
showers and tstms.
.TUE NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.WED...Variable winds less than 5 kt, becoming SW. Seas 3 to
4 ft.
.WED NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.
.THU...S to SW winds less than 10 kt, becoming S to SE. Seas
3 to 4 ft.
.THU NIGHT...Variable winds less than 5 kt, becoming N. Seas
3 to 4 ft.
.FRI...N to NE winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E to NE winds 5 to 15 kt. Seas 3 to 4 ft.
$$
ANZ920-172000-
Baltimore Canyon to 69W east of 1000 FM and south of 38.5N to
250 NM offshore-
432 AM EDT Mon Aug 17 2026
...GALE WARNING...
.TODAY...S to SW winds 20 to 30 kt. Seas 4 to 7 ft. Showers and
tstms.
.TONIGHT...S to SW winds 25 to 35 kt, becoming SW 20 to 30 kt.
Seas 4 to 8 ft. Showers and scattered tstms.
.TUE...W to SW winds 10 to 20 kt, becoming N to NW less than
10 kt. Seas 3 to 6 ft. Scattered showers and tstms.
.TUE NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
Scattered showers and tstms.
.WED...Variable winds less than 5 kt. Seas 3 to 4 ft.
.WED NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.THU...S to SE winds less than 10 kt, becoming S to SW. Seas
3 to 4 ft.
.THU NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...N to NE winds less than 10 kt, becoming variable. Seas
3 to 4 ft.
.FRI NIGHT...E to NE winds 5 to 15 kt, becoming E to SE. Seas
3 to 4 ft.
$$
ANZ905-172000-
East of 69W to the Hague Line between 1000 FM and 39N-
432 AM EDT Mon Aug 17 2026
...GALE WARNING...
.TODAY...S winds 5 to 15 kt, increasing to 15 to 25 kt. Seas
3 to 6 ft. Scattered showers and tstms.
.TONIGHT...S winds 25 to 35 kt. Seas 7 to 12 ft. Scattered
showers and tstms.
.TUE...S winds 25 to 35 kt, diminishing to 20 to 30 kt. Seas
7 to 12 ft. Scattered showers and tstms.
.TUE NIGHT...W to NW winds 5 to 15 kt. Seas 5 to 9 ft.
.WED...N to NW winds less than 10 kt, becoming variable. Seas
3 to 5 ft.
.WED NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.THU...S winds less than 10 kt, becoming SW. Seas 3 to 4 ft.
.THU NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E to NE winds less than 10 kt. Seas 3 to 4 ft.
$$
ANZ910-172000-
East of 69W and south of 39N to 250 NM offshore-
432 AM EDT Mon Aug 17 2026
...GALE WARNING...
.TODAY...S winds 5 to 10 kt, increasing to 15 to 25 kt. Seas
3 to 6 ft. Scattered showers and tstms.
.TONIGHT...S to SW winds 25 to 35 kt. Seas 6 to 11 ft. Scattered
showers and tstms.
.TUE...S to SW winds 25 to 35 kt, diminishing to 15 to 25 kt.
Seas 6 to 11 ft. Showers and tstms.
.TUE NIGHT...N to NW winds 5 to 10 kt. Seas 4 to 7 ft. Scattered
showers and tstms.
.WED...Variable winds less than 10 kt. Seas 3 to 5 ft.
.WED NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.THU...Variable winds less than 5 kt, becoming SW. Seas 3 to
4 ft.
.THU NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...Variable winds less than 5 kt. Seas 3 to 4 ft.
.FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
$$
ANZ825-172000-
Baltimore Canyon to Cape Charles Light to 100 NM offshore-
432 AM EDT Mon Aug 17 2026
.TODAY...S to SW winds 15 to 20 kt, becoming W 5 to 15 kt. Seas
3 to 5 ft. Showers and tstms.
.TONIGHT...W to SW winds less than 10 kt, becoming W to NW. Seas
3 to 4 ft. Chance of showers and tstms.
.TUE...N to NW winds 5 to 10 kt. Seas 3 to 4 ft. Chance of
showers and tstms.
.TUE NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft.
.WED...Variable winds less than 5 kt, becoming E to SE. Seas
3 to 4 ft.
.WED NIGHT...SE winds 5 to 10 kt, becoming S. Seas 3 to 4 ft.
.THU...S to SE winds 5 to 10 kt, becoming S to SW. Seas 3 to
4 ft.
.THU NIGHT...W winds 5 to 10 kt, becoming N. Seas 3 to 4 ft.
.FRI...E to NE winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E to SE winds 10 to 15 kt, becoming S to SE 5 to
10 kt. Seas 3 to 5 ft.
$$
ANZ828-172000-
Cape Charles Light to Currituck Beach Light to 100 NM offshore-
432 AM EDT Mon Aug 17 2026
.TODAY...SW winds 10 to 20 kt. Seas 3 to 5 ft. Showers and
scattered tstms.
.TONIGHT...SW winds 10 to 20 kt, becoming W 5 to 15 kt. Seas
3 to 5 ft. Chance of showers and tstms.
.TUE...NW winds 5 to 10 kt, becoming N. Seas 3 to 4 ft. Chance
of showers and tstms.
.TUE NIGHT...Variable winds less than 5 kt, becoming E to NE.
Seas 3 to 4 ft. Scattered showers and tstms.
.WED...E to NE winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...S to SE winds 5 to 10 kt, becoming S to SW. Seas
3 to 4 ft.
.THU...W to SW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU NIGHT...W winds 5 to 10 kt, becoming N to NE. Seas 3 to
4 ft.
.FRI...E winds 5 to 10 kt, becoming S to SE. Seas 3 to 4 ft.
.FRI NIGHT...S to SE winds 5 to 10 kt, becoming S to SW 10 to
15 kt. Seas 3 to 4 ft.
$$
ANZ925-172000-
Baltimore Canyon to Hatteras Canyon between 100 NM and 250 NM
offshore-
432 AM EDT Mon Aug 17 2026
.TODAY...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. Scattered
showers and tstms.
.TONIGHT...SW winds 15 to 25 kt. Seas 4 to 7 ft. Showers and
scattered tstms.
.TUE...W to SW winds 10 to 20 kt. Seas 3 to 6 ft. Scattered
showers and tstms.
.TUE NIGHT...W to SW winds 5 to 15 kt, becoming variable. Seas
3 to 5 ft. Scattered showers and tstms.
.WED...Variable winds less than 10 kt, becoming S to SW. Seas
3 to 4 ft.
.WED NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...Variable winds less than 10 kt, becoming SW. Seas 3 to
4 ft.
.FRI NIGHT...E to SE winds 5 to 15 kt, becoming S to SW 10 to
15 kt. Seas 3 to 4 ft.
$$
ANZ830-172000-
Currituck Beach Light to Cape Hatteras to 100 NM offshore-
432 AM EDT Mon Aug 17 2026
.TODAY...S to SW winds 10 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 5 ft. Scattered showers and tstms.
.TONIGHT...SW winds 15 to 20 kt, becoming W to SW 10 to 15 kt.
Seas 4 to 5 ft. Showers and scattered tstms.
.TUE...W winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to
4 ft. Chance of showers and tstms.
.TUE NIGHT...SW winds 5 to 10 kt, becoming S. Seas 3 to 4 ft.
Scattered showers and tstms.
.WED...S to SW winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt. Seas
3 to 4 ft.
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds 10 to 15 kt, diminishing to less than
10 kt. Seas 3 to 4 ft.
.FRI...S winds 5 to 10 kt, becoming SW. Seas 3 to 4 ft.
.FRI NIGHT...S winds 5 to 15 kt, becoming SW 10 to 15 kt. Seas
3 to 4 ft.
$$
ANZ833-172000-
Cape Hatteras to Cape Fear to 100 NM Offshore.-
432 AM EDT Mon Aug 17 2026
.TODAY...S winds 10 to 15 kt, becoming SW. Seas 3 to 5 ft.
Scattered showers and tstms.
.TONIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 3 to 5 ft. Scattered showers and tstms.
.TUE...W winds 5 to 15 kt, becoming S. Seas 3 to 4 ft. Chance of
showers and tstms.
.TUE NIGHT...S to SW winds 10 to 15 kt, diminishing to 5 to
10 kt. Seas 3 to 4 ft. Scattered showers and tstms.
.WED...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to
4 ft.
.WED NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to
4 ft.
.FRI NIGHT...S winds 10 to 15 kt, becoming SW 15 to 20 kt. Seas
3 to 4 ft.
$$
ANZ930-172000-
Hatteras Canyon to Cape Fear between 100 NM and 250 NM offshore-
432 AM EDT Mon Aug 17 2026
.TODAY...S winds 5 to 15 kt, increasing to 10 to 20 kt. Seas
3 to 5 ft. Scattered showers and tstms.
.TONIGHT...S to SW winds 10 to 20 kt, becoming SW 10 to 15 kt.
Seas 3 to 5 ft. Scattered showers and tstms.
.TUE...SW winds 5 to 15 kt. Seas 3 to 5 ft. Scattered showers
and tstms.
.TUE NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. Scattered
showers and tstms.
.WED...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...SW winds 5 to 15 kt, increasing to 10 to 20 kt.
Seas 3 to 4 ft.
$$
ANZ835-172000-
Cape Fear to 31N to 1000 FM-
432 AM EDT Mon Aug 17 2026
.TODAY...SW winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to
4 ft. Scattered showers and tstms.
.TONIGHT...SW winds 10 to 15 kt, becoming W to SW 10 to 20 kt.
Seas 3 to 5 ft. Chance of showers and tstms.
.TUE...W to SW winds 5 to 15 kt, becoming S to SW 10 to 15 kt.
Seas 3 to 5 ft.
.TUE NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. Scattered
showers and tstms.
.WED...SW winds less than 10 kt, increasing to 5 to 15 kt. Seas
3 to 4 ft.
.WED NIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...S winds 10 to 15 kt, becoming SW. Seas 3 to 4 ft.
.FRI...S to SW winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...S winds 10 to 20 kt, becoming SW. Seas 3 to 4 ft.
$$
ANZ935-172000-
Cape Fear to 31N east of 1000 FM to 250 NM offshore-
432 AM EDT Mon Aug 17 2026
.TODAY...Variable winds less than 10 kt, becoming S to SW, then,
becoming SW. Seas 3 to 4 ft. Showers and tstms.
.TONIGHT...SW winds 5 to 15 kt. Seas 3 to 4 ft. Chance of
showers and tstms.
.TUE...SW winds 5 to 10 kt, becoming S to SW 10 to 15 kt. Seas
3 to 4 ft. Chance of showers and tstms.
.TUE NIGHT...S winds 10 to 15 kt, becoming SW 5 to 15 kt. Seas
3 to 4 ft. Scattered showers and tstms.
.WED...S winds 5 to 15 kt, becoming SW 10 to 15 kt. Seas 3 to
4 ft.
.WED NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...S winds 10 to 20 kt, becoming SW. Seas 3 to 4 ft.
$$
.Forecaster Joseph. Ocean Prediction Center.
Last Update: Mon, 17-Aug-2026 08:34:02 UTC
Updates: Four times per day
FZNT01 KWBC 170408
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC MON AUG 17 2026
CCODE/1:31:04:01:00/AOE/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS
SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).
FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH
ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP
(ALL LOWERCASE).
FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).
SECURITE
NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 0000 UTC AUG 17.
24 HOUR FORECAST VALID 0000 UTC AUG 18.
48 HOUR FORECAST VALID 0000 UTC AUG 19.
.WARNINGS.
...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 36N50W 1009 MB MOVING NE 10 KT AND
SECOND CENTER 32N57W 1009 MB MOVING NE 30 KT. WITHIN 180 NM SE
QUADRANT OF MAIN CENTER WINDS 25 TO 35 KT. SEAS TO 3 M.
ELSEWHERE WITHIN 300 NM N SEMICIRCLE...AND 360 NM SE AND 540 NM
SW QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 40N48E 1010 MB. WITHIN 480 NM E
SEMICIRCLE...AND 240 NM NW AND 120 NM SW QUADRANTS WINDS 20 TO
30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW 43N46E 1015 MB. WITHIN 120 NM SE QUADRANT
WINDS TO 25 KT. SEAS TO 2.5 M.
...GALE WARNING...
.24 HOUR FORECAST N OF 59N BETWEEN 51W AND 60W WINDS 20 TO 30
KT. SEAS TO 2.5 M.
.36 HOUR FORECAST N OF 61N BETWEEN THE W COAST OF GREENLAND AND
55W WINDS 25 TO 40 KT. SEAS... ELSEWHERE N OF 60N BETWEEN 46W
AND 56W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST WITHIN 120 NM SW OF THE W COAST OF GREENALDN
WINDS TO 25 KT. SEAS TO 2.5 M.
.SYNOPSIS AND FORECAST.
.LOW E OF AREA NEAR 56N32W 998 MB MOVING NE 15 KT. WITHIN 360 NM
SW QUADRANT...AND BETWEEN 300 NM AND 540 NM NW QUADRANT WINDS 20
TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW E OF AREA NEAR 60N28W 997 MB. WITHIN 420
NM W SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW WELL E OF AREA AND CONDITIONS MOVED E OF
AREA.
.24 HOUR FORECAST LOW 40N70W 1008 MB. WITHIN 300 NM SE AND 360
NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 42N67W 1009 MB. WITHIN 300 NM NE AND 420
NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 54N TO 57N E
OF 36W.
.24 HOUR FORECAST DENSE FOG FROM 57N TO 60N BETWEEN 59W AND
64W...AND FROM 62N TO 67N BETWEEN 57W AND 65W.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 46N BETWEEN 62W AND 69W
AND FROM 56N TO 66N BETWEEN 43W AND 57W.
.FORECASTER HOLLEY. OCEAN PREDICTION CENTER.
NATIONAL HURRICANE CENTER MIAMI FL
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA
SYNOPSIS VALID 0000 UTC MON AUG 17.
24 HOUR FORECAST VALID 0000 UTC TUE AUG 18.
48 HOUR FORECAST VALID 0000 UTC WED AUG 19.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N52W TO 31N60W TO 30N60W TO 29N59W TO 30N56W TO
30N53W TO 31N52W SW TO W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 31N48W TO 31N53W TO 30N53W TO 30N50W TO
31N48W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN W SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC AND CARIBBEAN WITHIN 20N73W TO 20N76W TO 19N76W TO 19N73W
TO 20N73W NE TO E WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 20N73W TO 20N74W TO 20N75W TO 19N75W
TO 19N74W TO 19N73W TO 20N73W NE WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 16N69W TO 19N76W TO 18N79W TO 12N82W TO 11N75W
TO 12N69W TO 16N69W...INCLUDING BETWEEN CUBA AND JAMAICA AND IN
MONA PASSAGE AND THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 30
KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 13N70W TO 13N74W TO 11N74W TO 12N72W TO
11N72W TO 12N69W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M. WITHIN 16N73W TO
17N77W TO 15N80W TO 12N81W TO 11N79W TO 13N72W TO 16N73W WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.48 HOUR FORECAST WITHIN 13N71W TO 13N73W TO 12N74W TO 11N74W
TO 11N73W TO 13N71W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M.
.GULF OF AMERICA WITHIN 21N91W TO 20N92W TO 19N92W TO 19N91W TO
21N91W...INCLUDING WITHIN 60 NM OF COAST OF CAMPECHE...N TO NE
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.27 HOUR FORECAST WITHIN 21N91W TO 21N92W TO 19N92W TO 19N91W
TO 20N91W TO 21N91W...INCLUDING WITHIN 60 NM OF COAST OF
CAMPECHE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.
Last Update: Mon, 17-Aug-2026 04:10:28 UTC
Updates: Four times per day