FZNT21 KWBC 170830
OFFNT1
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
430 AM EDT Thu Sep 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-
430 AM EDT Thu Sep 17 2026
.SYNOPSIS FOR NEW ENGLAND WATERS...High pressure will persist
across the waters today, then shift E of the region tonight. A
cold front will reach the New England coast tonight, then move S
over the region Fri. Another high will build SE across the
region Fri night into Sat, then shift E of the waters Sat night.
A warm front will lift N into the area Sun and Sun night, before
low pressure moves E across the waters Sun night and Mon while
pulling a cold front over the area. Yet another high will build
SE towards the region later Mon and Mon night.
$$
ANZ800-171945-
Gulf of Maine to the Hague Line-
430 AM EDT Thu Sep 17 2026
.TODAY...SW winds 5 to 10 kt, becoming S. Seas 3 to 4 ft. Areas
of fog with vsby 1 nm or less.
.TONIGHT...S winds 10 to 15 kt, becoming S to SW 10 to 20 kt.
Seas 3 to 4 ft. Chance of showers.
.FRI...W to SW winds 10 to 20 kt, becoming NW 10 to 15 kt. Seas
3 to 5 ft. Chance of showers.
.FRI NIGHT...N winds 15 to 25 kt. Seas 3 to 6 ft.
.SAT...N winds 15 to 20 kt, diminishing to 5 to 10 kt. Seas 3 to
6 ft.
.SAT NIGHT...Variable winds less than 5 kt, becoming S to SE.
Seas 3 to 4 ft.
.SUN...S winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 4 ft.
.MON...E to NE winds 10 to 20 kt, becoming NE 10 to 15 kt. Seas
3 to 5 ft.
.MON NIGHT...NE winds 10 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 4 ft.
$$
ANZ805-171945-
Georges Bank between Cape Cod and 68W north of 1000 FM-
430 AM EDT Thu Sep 17 2026
.TODAY...Variable winds less than 10 kt, becoming S. Seas 3 to
4 ft.
.TONIGHT...S winds 5 to 15 kt, becoming SW 10 to 15 kt. Seas
3 to 4 ft. Chance of showers.
.FRI...W to SW winds 10 to 20 kt, becoming W to NW. Seas 3 to
5 ft. Chance of showers.
.FRI NIGHT...N winds 10 to 20 kt. Seas 3 to 6 ft.
.SAT...N to NE winds 10 to 20 kt, becoming NE 5 to 15 kt. Seas
4 to 6 ft.
.SAT NIGHT...NE winds 5 to 15 kt, becoming E 5 to 10 kt. Seas
3 to 5 ft.
.SUN...SE winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...E to SE winds 5 to 15 kt. Seas 3 to 5 ft.
.MON...E winds 10 to 20 kt, becoming NE 5 to 15 kt. Seas 3 to
6 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.
$$
ANZ900-171945-
Georges Bank between 68W and the Hague Line-
430 AM EDT Thu Sep 17 2026
.TODAY...Variable winds less than 10 kt, becoming S. Seas 3 to
4 ft.
.TONIGHT...S to SW winds less than 10 kt, becoming SW. Seas 3 to
4 ft. Chance of showers.
.FRI...W to SW winds 10 to 20 kt, becoming W to NW. Seas 3 to
4 ft. Chance of showers.
.FRI NIGHT...N winds 10 to 20 kt. Seas 3 to 6 ft.
.SAT...N winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
4 to 6 ft.
.SAT NIGHT...NE winds 5 to 15 kt, becoming E 5 to 10 kt. Seas
3 to 5 ft.
.SUN...SE winds 5 to 10 kt, becoming S. Seas 3 to 4 ft.
.SUN NIGHT...E to SE winds less than 10 kt, becoming E. Seas
3 to 4 ft.
.MON...E to NE winds 5 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 3 to 6 ft.
$$
ANZ810-171945-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
430 AM EDT Thu Sep 17 2026
.TODAY...Variable winds less than 5 kt, becoming SW. Seas 3 to
4 ft.
.TONIGHT...SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas
3 to 4 ft.
.FRI...W winds 10 to 20 kt, becoming N 10 to 15 kt. Seas 3 to
5 ft. Chance of showers.
.FRI NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft.
.SAT...NE winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
4 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt.
Seas 3 to 5 ft.
.SUN...SE winds 10 to 15 kt, becoming S. Seas 3 to 4 ft.
.SUN NIGHT...S winds 10 to 15 kt, becoming 10 to 20 kt. Seas
3 to 6 ft.
.MON...E to NE winds 10 to 20 kt. Seas 4 to 5 ft.
.MON NIGHT...NE winds 15 to 25 kt. Seas 4 to 6 ft.
$$
ANZ815-171945-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
430 AM EDT Thu Sep 17 2026
.TODAY...SW winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt. Seas
3 to 4 ft.
.FRI...W winds 10 to 15 kt, becoming N. Seas 3 to 4 ft. Chance
of showers.
.FRI NIGHT...N to NE winds 10 to 15 kt, becoming NE 10 to 20 kt.
Seas 3 to 4 ft.
.SAT...NE winds 15 to 20 kt, becoming E to NE 10 to 15 kt. Seas
4 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt, becoming SE 5 to 10 kt. Seas
3 to 5 ft.
.SUN...S to SE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...S winds 10 to 15 kt, becoming W to SW 10 to 20 kt.
Seas 3 to 6 ft.
.MON...E winds 10 to 20 kt, becoming NE. Seas 4 to 6 ft.
.MON NIGHT...NE winds 15 to 25 kt. Seas 4 to 7 ft.
$$
.Forecaster Collins. Ocean Prediction Center.
Last Update: Thu, 17-Sep-2026 08:32:10 UTC
Updates: Four times per day
FZNT22 KWBC 170835
OFFNT2
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
435 AM EDT Thu Sep 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-
435 AM EDT Thu Sep 17 2026
.SYNOPSIS FOR MID ATLC WATERS...A stationary front will persist S
and E of the waters today as a series of weak low pressure
centers track NE along the boundary. High pressure will continue
across the N waters today, then drift S across the region while
weakening tonight into Sat. A cold front will move S through the
N waters Fri, stall across the central waters Fri night into Sat,
then dissipate Sat night into Sun. Another high will build N of
the region Sat, then shift NE and E of the area Sat night and
Sun. A warm front will extend E over the N waters Sat night, then
lift N of the region Sun. Another cold front will move into the N
waters Sun night, then stall and extend E from off the Delmarva
Mon and Mon night. Low pressure may develop and track E along the
stalled front Mon. A strong high pressure will build S and SE
from New England later Mon and Mon night, while a low pressure
trough develops off the SE coast.
$$
ANZ820-172000-
Hudson Canyon to Baltimore Canyon to 1000 FM-
435 AM EDT Thu Sep 17 2026
.TODAY...S to SW winds less than 10 kt. Seas 3 to 4 ft. Areas of
fog with vsby 1 nm or less.
.TONIGHT...S winds 10 to 15 kt, becoming SW. Seas 3 to 4 ft.
.FRI...W to NW winds 10 to 15 kt, becoming N. Seas 3 to 4 ft.
Chance of showers.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT...E to NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt, becoming E to SE 5 to 10 kt.
Seas 3 to 5 ft.
.SUN...SE winds 10 to 15 kt, becoming S. Seas 3 to 5 ft.
.SUN NIGHT...S winds 10 to 15 kt, becoming W to SW 5 to 15 kt.
Seas 4 to 6 ft.
.MON...N to NE winds 10 to 20 kt. Seas 4 to 5 ft.
.MON NIGHT...E to NE winds 15 to 20 kt. Seas 4 to 6 ft.
$$
ANZ915-172000-
Between 1000FM and 38.5 N west of 69 W-
435 AM EDT Thu Sep 17 2026
.TODAY...Variable winds less than 5 kt, becoming S. Seas 3 to
4 ft. Areas of fog with vsby 1 nm or less early.
.TONIGHT...S to SW winds 5 to 15 kt, becoming SW 10 to 20 kt.
Seas 3 to 4 ft.
.FRI...W winds 10 to 20 kt, becoming N. Seas 3 to 5 ft. Chance
of showers.
.FRI NIGHT...N to NE winds 10 to 20 kt. Seas 3 to 6 ft.
.SAT...NE winds 10 to 20 kt, becoming 10 to 15 kt. Seas 3 to
6 ft.
.SAT NIGHT...E winds 10 to 15 kt, diminishing to 5 to 10 kt.
Seas 3 to 6 ft.
.SUN...SE winds 5 to 10 kt, becoming S 5 to 15 kt. Seas 3 to
5 ft.
.SUN NIGHT...S winds 5 to 15 kt, becoming S to SW 10 to 20 kt.
Seas 3 to 5 ft.
.MON...SW winds 5 to 15 kt, becoming NE. Seas 3 to 5 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.
$$
ANZ920-172000-
Baltimore Canyon to 69W east of 1000 FM and south of 38.5N to
250 NM offshore-
435 AM EDT Thu Sep 17 2026
.TODAY...Variable winds less than 10 kt, increasing to 5 to
15 kt, then, diminishing to less than 10 kt. Seas 3 to 5 ft.
.TONIGHT...Variable winds 5 to 15 kt, becoming SW. Seas 3 to
4 ft.
.FRI...W winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and
tstms.
.FRI NIGHT...N winds 10 to 20 kt, becoming NE. Seas 3 to 6 ft.
Chance of showers and tstms.
.SAT...NE winds 10 to 20 kt. Seas 4 to 7 ft.
.SAT NIGHT...E to NE winds 10 to 20 kt, becoming E 10 to 15 kt.
Seas 4 to 7 ft.
.SUN...E winds 10 to 15 kt, becoming S to SE 5 to 15 kt. Seas
4 to 6 ft.
.SUN NIGHT...S to SE winds 5 to 15 kt, becoming S to SW. Seas
3 to 5 ft.
.MON...SW winds less than 10 kt, becoming E to NE. Seas 3 to
4 ft.
.MON NIGHT...E to NE winds 5 to 15 kt, increasing to 10 to
20 kt. Seas 4 to 6 ft.
$$
ANZ905-172000-
East of 69W to the Hague Line between 1000 FM and 39N-
435 AM EDT Thu Sep 17 2026
.TODAY...N to NE winds less than 10 kt, becoming variable. Seas
3 to 4 ft.
.TONIGHT...Variable winds less than 10 kt, becoming SW. Seas
3 to 4 ft.
.FRI...W winds 10 to 20 kt. Seas 3 to 5 ft. Chance of showers and
tstms.
.FRI NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT...N to NE winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 5 to 6 ft.
.SAT NIGHT...NE winds 10 to 15 kt, becoming E 5 to 15 kt. Seas
4 to 6 ft.
.SUN...E to SE winds 5 to 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...S to SE winds 5 to 15 kt, diminishing to less than
10 kt. Seas 3 to 4 ft.
.MON...S to SE winds 5 to 15 kt, becoming NE. Seas 3 to 5 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.
$$
ANZ910-172000-
East of 69W and south of 39N to 250 NM offshore-
435 AM EDT Thu Sep 17 2026
.TODAY...NE winds 5 to 15 kt, diminishing to less than 10 kt.
Seas 3 to 6 ft.
.TONIGHT...Variable winds less than 5 kt, becoming W to SW 5 to
15 kt. Seas 3 to 4 ft.
.FRI...W winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and
tstms.
.FRI NIGHT...N to NE winds 15 to 25 kt. Seas 3 to 6 ft. Chance
of showers and tstms.
.SAT...NE winds 15 to 20 kt. Seas 6 to 7 ft.
.SAT NIGHT...NE winds 15 to 20 kt, becoming E 10 to 15 kt. Seas
5 to 7 ft.
.SUN...E winds 5 to 10 kt, becoming SE. Seas 4 to 6 ft.
.SUN NIGHT...S to SE winds 5 to 15 kt, becoming S. Seas 3 to
5 ft.
.MON...S to SW winds less than 10 kt, becoming E to NE. Seas
3 to 5 ft.
.MON NIGHT...NE winds 5 to 15 kt, increasing to 15 to 20 kt.
Seas 4 to 6 ft.
$$
ANZ825-172000-
Baltimore Canyon to Cape Charles Light to 100 NM offshore-
435 AM EDT Thu Sep 17 2026
.TODAY...Variable winds less than 5 kt, becoming S. Seas 3 to
4 ft. Areas of fog with vsby 1 nm or less.
.TONIGHT...S winds 5 to 10 kt, becoming SW 10 to 15 kt. Seas
3 to 4 ft.
.FRI...W to SW winds 10 to 15 kt, becoming N to NW 5 to 15 kt.
Seas 3 to 4 ft.
.FRI NIGHT...NE winds 5 to 15 kt. Seas 3 to 4 ft.
.SAT...NE winds 10 to 15 kt, becoming E. Seas 3 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...E to SE winds 10 to 15 kt, becoming S. Seas 4 to 5 ft.
.SUN NIGHT...S winds 5 to 15 kt, becoming SW 5 to 10 kt. Seas
4 to 5 ft.
.MON...N to NE winds 5 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E to NE winds 10 to 20 kt. Seas 3 to 5 ft.
$$
ANZ828-172000-
Cape Charles Light to Currituck Beach Light to 100 NM offshore-
435 AM EDT Thu Sep 17 2026
.TODAY...E to NE winds 5 to 10 kt, becoming variable. Seas 3 to
4 ft.
.TONIGHT...S winds less than 10 kt, becoming SW. Seas 3 to 4 ft.
.FRI...W to SW winds 10 to 15 kt, becoming W 5 to 10 kt. Seas
3 to 4 ft. Chance of showers and tstms.
.FRI NIGHT...N to NE winds 5 to 10 kt, becoming 5 to 15 kt. Seas
3 to 4 ft. Chance of showers and tstms.
.SAT...E to NE winds 10 to 15 kt. Seas 3 to 6 ft.
.SAT NIGHT...E winds 15 to 20 kt, diminishing to 10 to 15 kt.
Seas 4 to 6 ft.
.SUN...E winds 5 to 15 kt, becoming SE 5 to 10 kt. Seas 4 to
6 ft.
.SUN NIGHT...S winds 5 to 10 kt, becoming W to SW. Seas 4 to
5 ft.
.MON...Variable winds 5 to 10 kt, becoming NE. Seas 3 to 4 ft.
.MON NIGHT...E winds 5 to 15 kt. Seas 3 to 5 ft.
$$
ANZ925-172000-
Baltimore Canyon to Hatteras Canyon between 100 NM and 250 NM
offshore-
435 AM EDT Thu Sep 17 2026
.TODAY...NE winds less than 10 kt, increasing to 5 to 15 kt,
then, becoming variable. Seas 3 to 4 ft.
.TONIGHT...Variable winds less than 10 kt, becoming SW. Seas
3 to 4 ft.
.FRI...W winds 5 to 15 kt. Seas 3 to 4 ft. Chance of showers and
tstms.
.FRI NIGHT...N to NW winds 5 to 15 kt, becoming N to NE 10 to
20 kt. Seas 3 to 5 ft. Chance of showers and tstms.
.SAT...NE winds 10 to 20 kt. Seas 4 to 7 ft.
.SAT NIGHT...E winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 4 to 7 ft.
.SUN...E winds 10 to 20 kt, becoming E to SE 5 to 15 kt. Seas
4 to 6 ft.
.SUN NIGHT...S to SE winds 5 to 15 kt, becoming S to SW. Seas
4 to 5 ft.
.MON...S to SW winds less than 10 kt. Seas 3 to 5 ft.
.MON NIGHT...E to SE winds 5 to 15 kt, becoming E to NE. Seas
3 to 5 ft.
$$
ANZ830-172000-
Currituck Beach Light to Cape Hatteras to 100 NM offshore-
435 AM EDT Thu Sep 17 2026
.TODAY...E to NE winds less than 10 kt. Seas 3 to 5 ft.
.TONIGHT...Variable winds less than 5 kt, becoming S to SW. Seas
3 to 4 ft.
.FRI...W to SW winds less than 10 kt. Seas 3 to 4 ft. Chance of
showers and tstms.
.FRI NIGHT...W to SW winds 5 to 10 kt, becoming W to NW. Seas
3 to 4 ft. Chance of showers and tstms.
.SAT...N to NE winds 5 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...E to SE winds 5 to 15 kt. Seas 4 to 6 ft.
.SUN...S to SE winds 5 to 10 kt. Seas 5 to 6 ft.
.SUN NIGHT...S winds 5 to 10 kt, becoming W to SW. Seas 4 to
6 ft.
.MON...Variable winds less than 5 kt. Seas 3 to 5 ft.
.MON NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft.
$$
ANZ833-172000-
Cape Hatteras to Cape Fear to 100 NM Offshore.-
435 AM EDT Thu Sep 17 2026
.TODAY...E to NE winds 5 to 10 kt. Seas 3 to 5 ft.
.TONIGHT...E winds 5 to 10 kt, becoming variable. Seas 3 to
4 ft.
.FRI...Variable winds less than 5 kt. Seas 3 to 4 ft.
.FRI NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft.
Chance of showers and tstms.
.SAT...N winds less than 10 kt, becoming NE. Seas 3 to 4 ft.
.SAT NIGHT...E winds 5 to 15 kt. Seas 3 to 5 ft.
.SUN...E winds 5 to 10 kt. Seas 4 to 5 ft.
.SUN NIGHT...SE winds 5 to 10 kt, becoming variable. Seas 4 to
5 ft.
.MON...Variable winds less than 5 kt, becoming SE. Seas 3 to
5 ft.
.MON NIGHT...E to SE winds less than 10 kt. Seas 3 to 4 ft.
$$
ANZ930-172000-
Hatteras Canyon to Cape Fear between 100 NM and 250 NM offshore-
435 AM EDT Thu Sep 17 2026
.TODAY...NE winds 5 to 15 kt. Seas 3 to 5 ft.
.TONIGHT...E to NE winds less than 10 kt. Seas 3 to 4 ft.
.FRI...NE winds less than 10 kt, becoming variable. Seas 3 to
4 ft.
.FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
Chance of showers and tstms.
.SAT...N to NE winds less than 10 kt, becoming NE. Seas 3 to
5 ft.
.SAT NIGHT...E to NE winds 5 to 15 kt. Seas 3 to 6 ft.
.SUN...E winds 5 to 15 kt, becoming E to SE. Seas 3 to 6 ft.
.SUN NIGHT...S to SE winds less than 10 kt. Seas 4 to 5 ft.
.MON...Variable winds less than 10 kt, becoming SE. Seas 3 to
5 ft.
.MON NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
$$
ANZ835-172000-
Cape Fear to 31N to 1000 FM-
435 AM EDT Thu Sep 17 2026
.TODAY...E to NE winds 10 to 15 kt. Seas 4 to 7 ft.
.TONIGHT...E winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to
6 ft.
.FRI...E to NE winds less than 10 kt. Seas 3 to 5 ft.
.FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. Chance of
tstms.
.SAT...E winds less than 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...E winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN...E winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft.
.MON...E to SE winds 5 to 10 kt. Seas 3 to 4 ft.
.MON NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft.
$$
ANZ935-172000-
Cape Fear to 31N east of 1000 FM to 250 NM offshore-
435 AM EDT Thu Sep 17 2026
.TODAY...NE winds 10 to 15 kt. Seas 4 to 6 ft. Slight chance of
showers and tstms.
.TONIGHT...E winds 5 to 15 kt. Seas 3 to 5 ft. Scattered showers
and tstms.
.FRI...NE winds 5 to 10 kt, becoming E. Seas 3 to 4 ft.
Scattered showers and tstms.
.FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. Chance of
showers and tstms.
.SAT...E to NE winds less than 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.SUN...E winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...S to SE winds less than 10 kt. Seas 3 to 4 ft.
.MON...E to SE winds less than 10 kt. Seas 3 to 4 ft.
.MON NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft.
$$
.Forecaster Collins. Ocean Prediction Center.
Last Update: Thu, 17-Sep-2026 08:37:35 UTC
Updates: Four times per day
FZNT01 KWBC 170956
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC THU SEP 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 0600 UTC SEP 17.
24 HOUR FORECAST VALID 0600 UTC SEP 18.
48 HOUR FORECAST VALID 0600 UTC SEP 19.
.WARNINGS.
...STORM WARNING...
.42 HOUR FORECAST NEW COMPLEX LOW WITH MAIN CENTER NEAR 48N59W
998 MB. WITHIN 180 NM SW SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO
2.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 49N56W 989
MB. WITHIN 180 NM NW SEMICIRCLE WINDS 35 TO 50 KT. SEAS 2.5 TO
4.5 M. ALSO WITHIN 240 NM NE...300 NM SE...AND 420 NM SW
QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE WITHIN
THE GULF OF SAINT LAWRENCE...WITHIN 420 NM NE QUADRANT...AND
WITHIN 720 NM S SEMICIRCLE WINDS TO 25 KT. SEAS TO 3 M.
...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER NEAR 58N53W 992 MB MOVING E 20 KT.
WITHIN 300 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS TO 3.5 M.
ELSEWHERE FROM 51N TO 65N W OF 50W WINDS TO 25 KT. SEAS TO 2.5
M.
.24 HOUR FORECAST COMPLEX LOW ABSORBED AND NEW COMPLEX LOW TO
FORM WITH MAIN CENTER JUST E OF AREA 61N33W 981 MB. WITHIN 150 NM
EITHER SIDE OF A LINE FROM 62N52W TO 57N44W TO 55N35W WINDS 30 TO
40 KT. SEAS 4 TO 5.5 M...HIGHEST NEAR 60N49W. ELSEWHERE WITHIN
1020 NM S AND 300 NM NW QUADRANTS AND 780 NM SW SEMICIRCLE WINDS
20 TO 30 KT. SEAS TO 4 M.
.48 HOUR FORECAST COMPLEX LOW WELL E OF AREA. FROM 55N TO 60N E
OF 46W AREA OF NW TO W WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
ELSEWHERE FROM 48N TO 61N E OF 50W AREA OF W TO NW WINDS TO 25
KT. SEAS 2.5 TO 4.5 M.
...GALE WARNING...
.LOW 52N45W 1010 MB MOVING NE 35 KT. WITHIN 300 NM SE SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 3 M.
.06 HOUR FORECAST LOW 54N40W 1003 MB. WITHIN 360 NM SE AND 420 NM
SW QUADRANTS WINDS 25 TO 35 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW AND CONDITIONS WELL E OF AREA.
.SYNOPSIS AND FORECAST.
.LOW 62N41W 994 MB MOVING E 10 KT. FROM 52N TO 61N E OF 50W WINDS
20 TO 30 KT. SEAS 2.5 TO 4.5 M...HIGHEST NEAR 59N35W. ELSEWHERE N
OF 51N E OF 50W WINDS TO 25 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW AND CONDITIONS WELL E OF AREA.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN THE BAY OF
FUNDY...WITHIN 240 NM EITHER SIDE OF A LINE FROM 41N59W TO
53N40W...AND WITHIN 90 NM OF THE GREENLAND COAST BETWEEN 42W AND
53W.
.24 HOUR FORECAST DENSE FOG WITHIN THE BAY OF FUNDY...FROM 41N TO
49N BETWEEN 46W AND 51W...N OF 65N W OF GREENLAND...AND NW OF A
LINE FROM 42N69W TO 44N64W.
.48 HOUR FORECAST DENSE FOG N OF 63N E OF GREENLAND...AND FROM
40N TO 52N E OF 60W.
.FORECASTER ANDERSON. 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 THU SEP 17.
24 HOUR FORECAST VALID 0600 UTC FRI SEP 18.
48 HOUR FORECAST VALID 0600 UTC SAT SEP 19.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N78W TO 31N80W TO 29N81W TO 30N79W TO 31N78W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 13N72W TO 13N75W TO 13N77W TO 10N76W TO 11N73W
TO 11N70W TO 13N72W...INCLUDING THE GULF OF VENEZUELA... NE TO E
WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 16N69W TO 17N72W TO 17N79W TO 13N78W TO
10N72W TO 12N68W TO 16N69W...INCLUDING IN MONA PASSAGE AND THE
GULF OF VENEZUELA...E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST WITHIN 14N70W TO 16N73W TO 14N77W TO 13N77W TO
11N72W TO 12N69W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...
E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.GULF OF AMERICA 21 HOUR FORECAST WITHIN 28N92W TO 29N93W TO
28N94W TO 26N95W TO 24N93W TO 24N92W TO 28N92W E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 28N89W TO 29N90W TO 29N93W TO 27N93W TO
26N91W TO 26N90W TO 28N89W E 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.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.
$$
Last Update: Thu, 17-Sep-2026 09:58:10 UTC
Updates: Four times per day