FZNT21 KWBC 200826
OFFNT1
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
426 AM EDT Mon Apr 20 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.
ANZ898-202015-
426 AM EDT Mon Apr 20 2026
.SYNOPSIS FOR NEW ENGLAND WATERS...A cold front will move across
the area today and tonight. A high pressure ridge will build E
into the region Tue and Tue night, then shift E of the area Wed.
Later Wed low pressure will move across the southern portions
through Wed night. A trough will extend NW from the low across
the waters Wed night into Thu, then move E of the area Thu night.
High pressure will build offshore and across the waters Fri and
Fri night.
$$
ANZ800-202015-
Gulf of Maine to the Hague Line-
426 AM EDT Mon Apr 20 2026
.TODAY...NW winds 15 to 20 kt, becoming W 10 to 15 kt, then,
diminishing to 5 to 10 kt. Seas 4 to 7 ft.
.TONIGHT...N winds 5 to 15 kt, increasing to 10 to 20 kt. Seas
3 to 4 ft.
.TUE...N to NE winds 10 to 15 kt, becoming N 5 to 10 kt. Seas
3 to 4 ft.
.TUE NIGHT...W to SW winds less than 10 kt. Seas 3 to 4 ft.
.WED...S winds 5 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...S winds 10 to 15 kt, diminishing to 5 to 10 kt.
Seas 3 to 5 ft.
.THU...Variable winds less than 10 kt, becoming N to NW. Seas
3 to 4 ft.
.THU NIGHT...N to NW winds 5 to 10 kt, becoming NW 5 to 15 kt.
Seas 3 to 4 ft.
.FRI...N to NW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 5 ft.
$$
ANZ805-202015-
Georges Bank between Cape Cod and 68W north of 1000 FM-
426 AM EDT Mon Apr 20 2026
.TODAY...NW winds 15 to 20 kt, becoming W to NW less than 10 kt.
Seas 4 to 7 ft.
.TONIGHT...Variable winds less than 5 kt, becoming N 10 to
20 kt. Seas 3 to 4 ft.
.TUE...N winds 5 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...N winds less than 10 kt, becoming W. Seas 3 to
4 ft.
.WED...S winds less than 10 kt, increasing to 5 to 15 kt. Seas
3 to 5 ft.
.WED NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 5 ft.
.THU...N to NE winds less than 10 kt. Seas 3 to 5 ft.
.THU NIGHT...N to NW winds 5 to 10 kt, becoming NW 5 to 15 kt.
Seas 3 to 4 ft.
.FRI...N to NW winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI NIGHT...N to NW winds 5 to 15 kt, becoming NW 5 to 10 kt.
Seas 3 to 6 ft.
$$
ANZ900-202015-
Georges Bank between 68W and the Hague Line-
426 AM EDT Mon Apr 20 2026
.TODAY...NW winds 15 to 20 kt, diminishing to 5 to 10 kt. Seas
4 to 8 ft.
.TONIGHT...Variable winds less than 5 kt, becoming N 5 to 15 kt.
Seas 3 to 5 ft.
.TUE...N to NE winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...N to NW winds less than 10 kt. Seas 3 to 4 ft.
.WED...Variable winds less than 10 kt, becoming S. Seas 3 to
4 ft.
.WED NIGHT...S to SE winds 5 to 15 kt, becoming E to SE. Seas
3 to 4 ft.
.THU...E to NE winds less than 10 kt, becoming N 10 to 20 kt.
Seas 3 to 5 ft.
.THU NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 5 ft.
.FRI...NW winds 10 to 20 kt, becoming N. Seas 3 to 5 ft.
.FRI NIGHT...NW winds 10 to 20 kt, becoming N. Seas 4 to 7 ft.
$$
ANZ810-202015-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
426 AM EDT Mon Apr 20 2026
.TODAY...NW winds 10 to 15 kt, becoming W to NW. Seas 4 to 7 ft.
.TONIGHT...Variable winds less than 10 kt, becoming N. Seas 3 to
4 ft. Slight chance of rain.
.TUE...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to
5 ft.
.TUE NIGHT...N to NE winds less than 10 kt, becoming S to SW.
Seas 3 to 4 ft.
.WED...S winds 5 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...SE winds 5 to 15 kt, becoming NE 5 to 10 kt. Seas
4 to 5 ft.
.THU...N winds 5 to 10 kt, becoming W to NW 5 to 15 kt. Seas
3 to 5 ft.
.THU NIGHT...N to NW winds 5 to 15 kt, becoming 5 to 10 kt. Seas
3 to 4 ft.
.FRI...NW winds 10 to 15 kt, becoming N 5 to 15 kt. Seas 3 to
5 ft.
.FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft.
$$
ANZ815-202015-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
426 AM EDT Mon Apr 20 2026
.TODAY...W to NW winds 5 to 10 kt, becoming W to SW. Seas 3 to
5 ft.
.TONIGHT...N to NW winds 5 to 15 kt, becoming N 15 to 20 kt.
Seas 3 to 5 ft. Slight chance of rain.
.TUE...N winds 10 to 20 kt, diminishing to 5 to 10 kt. Seas 3 to
5 ft.
.TUE NIGHT...Variable winds less than 10 kt, becoming S. Seas
3 to 4 ft.
.WED...S winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to
5 ft.
.WED NIGHT...Variable winds less than 10 kt, becoming N. Seas
4 to 5 ft.
.THU...N to NW winds 5 to 10 kt, becoming W to NW 5 to 15 kt.
Seas 3 to 5 ft.
.THU NIGHT...W winds 5 to 15 kt, becoming variable. Seas 3 to
4 ft.
.FRI...N to NE winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
$$
.Forecaster Joseph. Ocean Prediction Center.
Last Update: Mon, 20-Apr-2026 08:27:43 UTC
Updates: Four times per day
FZNT22 KWBC 200826
OFFNT2
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
426 AM EDT Mon Apr 20 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.
ANZ899-202015-
426 AM EDT Mon Apr 20 2026
.SYNOPSIS FOR MID ATLC WATERS...A cold front will push across
the waters today and tonight. High pressure will build E into
the region tonight through Tue night. The high will weaken and
slide over the southern waters Wed as low pressure and a cold
front moves into the northern waters Wed and Wed night. The front
will continue through the central waters Thu, then stall across
the southern waters Thu night through Fri night as high pressure
builds into the northern portions.
$$
ANZ820-202015-
Hudson Canyon to Baltimore Canyon to 1000 FM-
426 AM EDT Mon Apr 20 2026
.TODAY...Variable winds less than 5 kt, becoming S to SW 5 to
15 kt, then, becoming W to NW 10 to 20 kt. Seas 3 to 4 ft.
.TONIGHT...N winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
3 to 5 ft.
.TUE...N winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to
5 ft.
.TUE NIGHT...S winds less than 10 kt, increasing to 5 to 15 kt.
Seas 3 to 4 ft.
.WED...S to SW winds 10 to 20 kt. Seas 3 to 6 ft.
.WED NIGHT...W winds 5 to 10 kt, becoming variable. Seas 3 to
5 ft.
.THU...N to NW winds 5 to 10 kt, becoming W to NW. Seas 3 to
4 ft.
.THU NIGHT...W to SW winds 5 to 15 kt, becoming variable. Seas
3 to 4 ft.
.FRI...E to NE winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 4 ft.
$$
ANZ915-202015-
Between 1000FM and 38.5 N west of 69 W-
426 AM EDT Mon Apr 20 2026
.TODAY...N to NW winds 10 to 20 kt, diminishing to 5 to 15 kt,
then, becoming variable. Seas 5 to 8 ft.
.TONIGHT...Variable winds 5 to 15 kt, becoming N 10 to 20 kt.
Seas 3 to 5 ft. Slight chance of rain.
.TUE...N winds 10 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to
5 ft. Slight chance of rain.
.TUE NIGHT...N winds less than 10 kt, becoming variable. Seas
3 to 5 ft.
.WED...S winds 10 to 20 kt. Seas 3 to 5 ft.
.WED NIGHT...S to SW winds 5 to 15 kt, becoming NW. Seas 4 to
6 ft.
.THU...NW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 4 to
6 ft.
.THU NIGHT...W to NW winds 5 to 15 kt, becoming N. Seas 3 to
5 ft.
.FRI...N to NW winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI NIGHT...N to NE winds 5 to 15 kt, becoming SE. Seas 4 to
7 ft.
$$
ANZ920-202015-
Baltimore Canyon to 69W east of 1000 FM and south of 38.5N to
250 NM offshore-
426 AM EDT Mon Apr 20 2026
.TODAY...N winds 20 to 30 kt, diminishing to 10 to 20 kt. Seas
7 to 11 ft.
.TONIGHT...NW winds 10 to 20 kt, becoming N 15 to 25 kt. Seas
4 to 7 ft. Slight chance of rain. Scattered tstms.
.TUE...N winds 15 to 25 kt. Seas 5 to 9 ft. Slight chance of
rain.
.TUE NIGHT...N winds 5 to 15 kt, becoming variable. Seas 4 to
7 ft.
.WED...S winds 10 to 20 kt, becoming SW 15 to 25 kt. Seas 3 to
6 ft.
.WED NIGHT...W to SW winds 15 to 25 kt, becoming W to NW 10 to
20 kt. Seas 5 to 9 ft.
.THU...NW winds 10 to 20 kt. Seas 4 to 8 ft.
.THU NIGHT...N to NW winds 15 to 25 kt. Seas 4 to 7 ft.
.FRI...N winds 5 to 15 kt. Seas 3 to 6 ft.
.FRI NIGHT...N to NE winds 5 to 15 kt, becoming E. Seas 4 to
8 ft.
$$
ANZ905-202015-
East of 69W to the Hague Line between 1000 FM and 39N-
426 AM EDT Mon Apr 20 2026
.TODAY...NW winds 15 to 25 kt, becoming N. Seas 5 to 9 ft.
Slight chance of rain.
.TONIGHT...N to NE winds 5 to 15 kt. Seas 4 to 7 ft.
.TUE...N to NE winds 10 to 20 kt, becoming N 10 to 15 kt. Seas
3 to 6 ft. Slight chance of rain.
.TUE NIGHT...N to NW winds 5 to 15 kt. Seas 3 to 6 ft.
.WED...N winds less than 10 kt, becoming variable. Seas 3 to
6 ft.
.WED NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 6 ft.
.THU...E to NE winds 10 to 20 kt, becoming N to NW. Seas 4 to
7 ft.
.THU NIGHT...N to NW winds 20 to 30 kt. Seas 4 to 8 ft.
.FRI...N to NW winds 15 to 25 kt. Seas 4 to 8 ft.
.FRI NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft.
$$
ANZ910-202015-
East of 69W and south of 39N to 250 NM offshore-
426 AM EDT Mon Apr 20 2026
.TODAY...N winds 20 to 30 kt, diminishing to 10 to 20 kt. Seas
6 to 10 ft. Slight chance of rain.
.TONIGHT...N to NE winds 5 to 15 kt. Seas 4 to 7 ft. Slight
chance of rain. Scattered tstms.
.TUE...N to NE winds 15 to 25 kt. Seas 4 to 7 ft. Scattered
showers and tstms. Slight chance of rain.
.TUE NIGHT...N winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 4 to 6 ft.
.WED...N to NW winds less than 10 kt, becoming W to SW. Seas
3 to 6 ft.
.WED NIGHT...S to SW winds 15 to 25 kt, becoming W 10 to 20 kt.
Seas 5 to 9 ft.
.THU...NW winds 15 to 25 kt. Seas 5 to 9 ft.
.THU NIGHT...NW winds 15 to 25 kt, becoming N. Seas 5 to 9 ft.
.FRI...N to NW winds 15 to 25 kt. Seas 4 to 8 ft.
.FRI NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft.
$$
ANZ825-202015-
Baltimore Canyon to Cape Charles Light to 100 NM offshore-
426 AM EDT Mon Apr 20 2026
.TODAY...Variable winds less than 5 kt, becoming S to SW 5 to
15 kt, then, becoming N 15 to 20 kt. Seas 3 to 4 ft.
.TONIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft.
.TUE...N winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 3 to
6 ft.
.TUE NIGHT...Variable winds less than 10 kt, becoming S 10 to
20 kt. Seas 3 to 4 ft.
.WED...S to SW winds 10 to 20 kt. Seas 3 to 6 ft.
.WED NIGHT...W to SW winds 5 to 15 kt, becoming NW 5 to 10 kt.
Seas 4 to 5 ft.
.THU...NW winds 5 to 10 kt, becoming N to NW 5 to 15 kt. 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, becoming E. Seas 3 to
4 ft.
.FRI NIGHT...E to SE winds 5 to 10 kt, becoming 5 to 15 kt. Seas
3 to 5 ft.
$$
ANZ828-202015-
Cape Charles Light to Currituck Beach Light to 100 NM offshore-
426 AM EDT Mon Apr 20 2026
.TODAY...N to NE winds 10 to 20 kt, becoming variable 5 to
15 kt, then, becoming W 10 to 20 kt. Seas 4 to 8 ft.
.TONIGHT...N winds 15 to 25 kt. Seas 4 to 7 ft.
.TUE...N winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to
7 ft.
.TUE NIGHT...N to NE winds 5 to 10 kt, becoming S 5 to 15 kt.
Seas 3 to 5 ft.
.WED...SW winds 15 to 25 kt. Seas 3 to 6 ft.
.WED NIGHT...SW winds 20 to 30 kt, becoming W to NW 10 to 20 kt.
Seas 4 to 7 ft.
.THU...N to NW winds 5 to 15 kt. Seas 3 to 6 ft.
.THU NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...S winds 5 to 10 kt, becoming S to SW 10 to 15 kt.
Seas 3 to 4 ft.
$$
ANZ925-202015-
Baltimore Canyon to Hatteras Canyon between 100 NM and 250 NM
offshore-
426 AM EDT Mon Apr 20 2026
...GALE WARNING...
.TODAY...N winds 25 to 35 kt, diminishing to 20 to 30 kt, then,
becoming W 10 to 20 kt. Seas 7 to 12 ft.
.TONIGHT...N to NW winds 15 to 25 kt. Seas 4 to 8 ft. Slight
chance of rain.
.TUE...N winds 15 to 25 kt. Seas 5 to 9 ft.
.TUE NIGHT...N winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 4 to 8 ft.
.WED...S to SW winds 15 to 25 kt. Seas 3 to 6 ft.
.WED NIGHT...W to SW winds 20 to 30 kt. Seas 5 to 9 ft.
.THU...W to NW winds 15 to 25 kt. Seas 5 to 9 ft.
.THU NIGHT...NW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 6 ft.
.FRI...N to NW winds less than 10 kt, becoming variable. Seas
3 to 5 ft.
.FRI NIGHT...Variable winds less than 10 kt, increasing to 5 to
15 kt. Seas 3 to 6 ft.
$$
ANZ830-202015-
Currituck Beach Light to Cape Hatteras to 100 NM offshore-
426 AM EDT Mon Apr 20 2026
.TODAY...N to NE winds 15 to 25 kt, becoming W to NW 5 to 15 kt.
Seas 6 to 10 ft.
.TONIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft.
.TUE...N winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
5 to 7 ft.
.TUE NIGHT...N winds 5 to 15 kt, becoming S to SW. Seas 4 to
5 ft.
.WED...SW winds 15 to 25 kt. Seas 3 to 6 ft.
.WED NIGHT...SW winds 20 to 30 kt, becoming W 20 to 25 kt. Seas
5 to 8 ft.
.THU...NW winds 10 to 20 kt, becoming 10 to 15 kt. Seas 4 to
7 ft.
.THU NIGHT...N to NW winds 5 to 10 kt, becoming W. Seas 3 to
4 ft.
.FRI...W winds 5 to 15 kt, becoming SW. Seas 3 to 4 ft.
.FRI NIGHT...SW winds 5 to 15 kt, becoming W to SW 10 to 20 kt.
Seas 3 to 5 ft.
$$
ANZ833-202015-
Cape Hatteras to Cape Fear to 100 NM Offshore.-
426 AM EDT Mon Apr 20 2026
.TODAY...NE winds 20 to 30 kt, becoming N 5 to 10 kt. Seas 7 to
11 ft.
.TONIGHT...W to NW winds 10 to 20 kt, becoming N 15 to 20 kt.
Seas 4 to 6 ft.
.TUE...N winds 15 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...N to NE winds 5 to 15 kt, becoming variable. Seas
3 to 6 ft.
.WED...S to SW winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas
3 to 5 ft.
.WED NIGHT...SW winds 15 to 25 kt, becoming W 20 to 25 kt. Seas
4 to 7 ft.
.THU...W winds 15 to 20 kt, becoming W to NW 10 to 15 kt. Seas
4 to 7 ft.
.THU NIGHT...W winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...W winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to
5 ft.
.FRI NIGHT...W to SW winds 15 to 20 kt. Seas 3 to 5 ft.
$$
ANZ930-202015-
Hatteras Canyon to Cape Fear between 100 NM and 250 NM offshore-
426 AM EDT Mon Apr 20 2026
...GALE WARNING...
.TODAY...N winds 25 to 35 kt, becoming NE 20 to 30 kt, then,
becoming N 15 to 25 kt. Seas 7 to 12 ft. Slight chance of rain.
.TONIGHT...N winds 15 to 25 kt. Seas 5 to 9 ft.
.TUE...N winds 15 to 25 kt. Seas 6 to 8 ft.
.TUE NIGHT...N winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 4 to 8 ft.
.WED...SW winds 15 to 25 kt. Seas 3 to 6 ft.
.WED NIGHT...SW winds 20 to 30 kt. Seas 4 to 8 ft.
.THU...W to NW winds 15 to 25 kt. Seas 4 to 8 ft.
.THU NIGHT...W to NW winds 10 to 20 kt, diminishing to 5 to
15 kt. Seas 3 to 6 ft.
.FRI...W winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...W to SW winds 5 to 15 kt, increasing to 10 to
20 kt. Seas 3 to 4 ft.
$$
ANZ835-202015-
Cape Fear to 31N to 1000 FM-
426 AM EDT Mon Apr 20 2026
.TODAY...NE winds 20 to 30 kt, becoming N to NE 10 to 20 kt.
Seas 6 to 11 ft.
.TONIGHT...N to NE winds 5 to 15 kt, becoming N to NW. Seas 4 to
8 ft.
.TUE...N to NE winds 10 to 20 kt, becoming NE 5 to 15 kt. Seas
4 to 7 ft.
.TUE NIGHT...E to NE winds 5 to 15 kt, becoming E 5 to 10 kt.
Seas 3 to 6 ft.
.WED...S to SW winds 5 to 15 kt, becoming SW 10 to 20 kt. Seas
3 to 5 ft.
.WED NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft.
.THU...W to SW winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 5 ft.
.THU NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...W to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...S to SW winds 10 to 20 kt. Seas 3 to 5 ft.
$$
ANZ935-202015-
Cape Fear to 31N east of 1000 FM to 250 NM offshore-
426 AM EDT Mon Apr 20 2026
...GALE WARNING...
.TODAY...N to NE winds 25 to 35 kt, diminishing to 20 to 30 kt.
Seas 7 to 12 ft. Scattered showers and tstms.
.TONIGHT...N to NE winds 15 to 25 kt. Seas 6 to 10 ft.
.TUE...N to NE winds 10 to 20 kt. Seas 4 to 7 ft.
.TUE NIGHT...N to NE winds 10 to 20 kt, diminishing to 5 to
15 kt. Seas 4 to 7 ft.
.WED...E to NE winds less than 10 kt, becoming variable. Seas
3 to 6 ft.
.WED NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft.
.THU...W to SW winds 10 to 20 kt. Seas 3 to 5 ft.
.THU NIGHT...W winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 6 ft.
.FRI...W winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...W to SW winds 5 to 15 kt, becoming SW 10 to 20 kt.
Seas 3 to 4 ft.
$$
.Forecaster Joseph. Ocean Prediction Center.
Last Update: Mon, 20-Apr-2026 08:27:50 UTC
Updates: Four times per day
FZNT01 KWBC 201006
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC MON APR 20 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).
SECURITE
NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 0600 UTC APR 20.
24 HOUR FORECAST VALID 0600 UTC APR 21.
48 HOUR FORECAST VALID 0600 UTC APR 22.
.WARNINGS.
...STORM WARNING...
.INLAND LOW 51N61W 997 MB MOVING NE 25 KT. WITHIN 180 NM NE AND E
OF A LINE FROM 59N54W TO 64N57W AND N OF 64N W OF GREENLAND WINDS
25 TO 35 KT. SEAS 2.5 TO 4 M.
.06 HOUR FORECAST LOW 55N59W 996 MB.WITHIN 240 NM N AND NE OF A
LINE FROM 57N51W TO 64N57W WINDS 35 TO 50 KT. SEAS 3.5 TO 7 M.
.12 HOUR FORECAST LOW 58N58W 997 MB. WITHIN 240 NM NE AND E OF A
LINE FROM 58N52W TO 61N56W TO 64N56W WINDS 40 TO 55 KT. SEAS 5 TO
10 M...HIGHEST NEAR 63N55W.
.24 HOUR FORECAST LOW 62N57W 997 MB. WITHIN 360 NM SE...180 NM E
AD 300 NM NE QUADRANTS WINDS 40 TO 55 KT. SEAS 4.5 TO 11
M...HIGHEST NEAR 65N55W. ELSEWHERE WITHIN 600 NM SE AND 120 NM SW
AND W QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW DISSIPATED. WITHIN 90 NM N AND NE OF A LINE
FROM 58N47W TO 63N54W TO 66N54W TO THE W COAST OF GREENLAND AREA
OF SE TO S WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. ALSO FROM 50N TO
58N BETWEEN 45W AND 54W AREA OF SE WINDS 20 TO 30 KT E OF
50W...EXCEPT NW WINDS W OF 50W. SEAS 2.5 TO 4 M
...GALE WARNING...
.WITHIN 240 NM W AND NW OF A FRONT FROM 31N74W TO 40N64W TO
45N62W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE WITHIN 300
NM NE AND E OF FRONT FROM 31N74W TO 40N63W AND FROM 40N TO 50N
BETWEEN 50W AND 65W...INCLUDING THE GULF OF SAINT LAWRENCE WINDS
20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST NEW LOW 40N56W 1012 MB. WITHIN 420 NM NW...240
NM SE...180 NM SE AND 1020 NM SW QUADRANTS WINDS 20 TO 30 KT.
SEAS TO 3 M.
.36 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 38N57W 1004 MB.
WITHIN 480 NM N...120 NM SE AND 600 NM SW QUADRANTS WINDS 25 TO
35 KT. SEAS 2.5 TO 4.5 M...HIGHEST NEAR 38N57W.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 40N53W 1006 MB. FROM
31N TO 48N BETWEEN 50W AND 63W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5
M.
.SYNOPSIS AND FORECAST.
.LOW 57N37W 1005 MB MOVING SE 20 KT. FROM 55N TO 60N BETWEEN 44W
AND 35W AND WITHIN AN AREA BOUNDED BY A LINE FROM 43N35W TO
562N52W TO 52N35W TO 43N35W WINDS 20 TO 30 KT. SEAS 3 TO 6 M IN
MIXED SWELL.
.24 HOUR FORECAST LOW ABSORBED WITH LOW JUST E OF THE AREA 43N27W
1000 MB. FROM 38N TO 50N E OF 40W AND FROM 54N TO 60N E OF 40W
WINDS 20 TO 30 KT. SEAS 3 TO 6 M...HIGHEST NEAR 45N36W.
.48 HOUR FORECAST LOW ABSORBED WELL E OF THE AREA WITH LOW 47N24W
976 MB. FROM 33N TO 55N E OF 40W WINDS 20 TO 30 KT. SEAS 2.5 TO 6
M IN N SWELL...HIGHEST NEAR 48N35W.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 51N
BETWEEN 52W AND 64W...INCLUDING THE E GULF OF SAINT LAWRENCE AND
FROM 58N TO 65N W OF 53W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 48N BETWEEN 41W AND
53W...FROM 48N TO 57N BETWEEN 45W AND 54W AND N OF 62N W OF
GREENLAND.
.48 HOUR FORECAST DENSE FOG N OF 43N BETWEEN 45W AND 57W.
.LIGHT FREEZING SPRAY N OF 65N W OF GREENLAND.
.24 HOUR FORECAST LIGHT FREEZING SPRAY IN THE GULF OF SAINT
LAWRENCE.
.48 HOUR FORECAST LIGHT FREEZING SPRAY IN THE GULF OF SAINT
LAWRENCE AND W OF A LINE FROM 54N51W TO 66N53W.
.FORECASTER FUTTERMAN. OCEAN PREDICTION CENTER.
NWS NATIONAL HURRICANE CENTER MIAMI FL
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA
SYNOPSIS VALID 0600 UTC MON APR 20.
24 HOUR FORECAST VALID 0600 UTC TUE APR 21.
48 HOUR FORECAST VALID 0600 UTC WED APR 22.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N76W TO 31N81W TO 29N81W TO 29N80W TO 30N78W TO
31N76W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 31N66W TO 31N75W TO 28N80W TO 25N81W TO
25N76W TO 28N69W TO 31N66W...INCLUDING ATLANTIC EXPOSURES... N
TO NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 31N58W TO 31N65W TO 27N76W TO 24N77W TO
22N71W TO 25N62W TO 31N58W...INCLUDING ATLANTIC EXPOSURES... N
TO NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M.
.ATLC 06 HOUR FORECAST WITHIN 31N35W TO 31N44W TO 29N41W TO
28N37W TO 28N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 31N35W TO 31N46W TO 26N41W TO 25N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL.
.48 HOUR FORECAST WITHIN 31N35W TO 31N37W TO 29N37W TO 28N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL.
.GULF OF AMERICA WITHIN 30N84W TO 31N88W TO 30N89W TO 29N89W TO
27N88W TO 27N85W TO 30N84W NE WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.24 HOUR FORECAST WITHIN 28N83W TO 28N86W TO 25N86W TO 24N82W TO
26N82W TO 28N83W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M.
.48 HOUR FORECAST WITHIN 26N80W TO 27N83W TO 27N86W TO 25N87W TO
23N87W TO 23N80W TO 26N80W...INCLUDING STRAITS OF FLORIDA... E
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER AL. NATIONAL HURRICANE CENTER.
$$
Last Update: Mon, 20-Apr-2026 10:07:58 UTC
Updates: Four times per day