FZNT21 KWBC 300831
OFFNT1
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
431 AM EDT Wed Sep 30 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.
ANZ898-302045-
431 AM EDT Wed Sep 30 2026
.SYNOPSIS FOR NEW ENGLAND WATERS...A weak high pressure ridge
will build E over the waters today and tonight, then shift E of
the region Thu and Thu night. A cold front will approach from the
NW Fri, then move through the area Fri night. The front will pass
S of the waters Sat and stall, then persist S of the area Sat
night through Sun night as low pressure tracks NE along the
boundary. High pressure will build just N of the region Sat
night, then move well off to the NE Sun and Sun night.
$$
ANZ800-302045-
Gulf of Maine to the Hague Line-
431 AM EDT Wed Sep 30 2026
.TODAY...N winds 10 to 15 kt, diminishing to 5 to 10 kt, then,
becoming NW. Seas 3 to 6 ft.
.TONIGHT...W to SW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds 15 to 20 kt. Seas 3 to 5 ft. Areas of fog
with vsby 1 nm or less.
.FRI...SW winds 15 to 25 kt. Seas 4 to 7 ft.
.FRI NIGHT...W to SW winds 15 to 25 kt, becoming W to NW 10 to
15 kt. Seas 4 to 7 ft.
.SAT...N winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas 3 to
6 ft.
.SAT NIGHT...N to NE winds 5 to 15 kt, becoming E to NE 10 to
15 kt. Seas 3 to 5 ft.
.SUN...E winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...E to SE winds 10 to 15 kt, becoming E 5 to 10 kt.
Seas 3 to 4 ft.
$$
ANZ805-302045-
Georges Bank between Cape Cod and 68W north of 1000 FM-
431 AM EDT Wed Sep 30 2026
.TODAY...NW winds 10 to 15 kt, becoming N to NW. Seas 3 to 5 ft.
.TONIGHT...Variable winds less than 10 kt, becoming SW. Seas
3 to 4 ft.
.THU...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. Areas of fog
with vsby 1 nm or less.
.FRI...SW winds 15 to 25 kt. Seas 4 to 7 ft.
.FRI NIGHT...SW winds 15 to 25 kt, becoming W to NW 10 to 20 kt.
Seas 5 to 7 ft.
.SAT...N to NE winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT NIGHT...NE winds 10 to 20 kt. Seas 3 to 6 ft.
.SUN...E winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
4 to 6 ft.
.SUN NIGHT...E winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to
5 ft.
$$
ANZ900-302045-
Georges Bank between 68W and the Hague Line-
431 AM EDT Wed Sep 30 2026
.TODAY...NW winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas
4 to 7 ft.
.TONIGHT...NW winds less than 10 kt, becoming W to SW. Seas 3 to
5 ft.
.THU...SW winds 5 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI...SW winds 15 to 25 kt. Seas 5 to 7 ft.
.FRI NIGHT...SW winds 20 to 25 kt, becoming W 15 to 20 kt. Seas
6 to 8 ft.
.SAT...N winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN...E winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds 5 to 15 kt, becoming NE 5 to 10 kt. Seas
4 to 6 ft.
$$
ANZ810-302045-
South of New England between the Great South Channel and Montauk
Point to 1000 FM-
431 AM EDT Wed Sep 30 2026
.TODAY...NW winds 5 to 10 kt, becoming N, then, becoming
variable. Seas 3 to 5 ft.
.TONIGHT...Variable winds less than 10 kt, becoming W. Seas 3 to
4 ft.
.THU...W winds 5 to 10 kt, becoming SW 10 to 15 kt. Seas 3 to
4 ft.
.THU NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 5 ft.
.FRI...SW winds 15 to 20 kt. Seas 5 to 7 ft.
.FRI NIGHT...SW winds 20 to 25 kt, becoming W to NW 10 to 20 kt.
Seas 5 to 7 ft.
.SAT...N to NE winds 15 to 20 kt. Seas 4 to 6 ft.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN...E winds 15 to 20 kt, diminishing to 10 to 15 kt. Seas
4 to 6 ft.
.SUN NIGHT...E winds 5 to 10 kt, becoming N to NW. Seas 3 to
5 ft.
$$
ANZ815-302045-
South of Long Island between Montauk Point and Sandy Hook to
1000 FM-
431 AM EDT Wed Sep 30 2026
.TODAY...W to NW winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...W winds 5 to 10 kt. Seas 3 to 4 ft.
.THU...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to
4 ft.
.THU NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 5 ft.
.FRI...SW winds 15 to 20 kt. Seas 5 to 6 ft.
.FRI NIGHT...SW winds 15 to 20 kt, becoming N 10 to 15 kt. Seas
4 to 6 ft.
.SAT...N to NE winds 15 to 20 kt. Seas 4 to 5 ft.
.SAT NIGHT...NE winds 15 to 20 kt, becoming E. Seas 4 to 6 ft.
.SUN...E winds 15 to 20 kt, becoming E to NE 5 to 10 kt. Seas
3 to 6 ft.
.SUN NIGHT...E winds 5 to 10 kt, becoming NW. Seas 3 to 4 ft.
$$
.Forecaster Kells. Ocean Prediction Center.
Last Update: Wed, 30-Sep-2026 08:32:55 UTC
Updates: Four times per day
FZNT22 KWBC 300831
OFFNT2
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
431 AM EDT Wed Sep 30 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.
ANZ899-302045-
431 AM EDT Wed Sep 30 2026
.SYNOPSIS FOR MID ATLC WATERS...A high pressure center will form
over the central and S waters today and tonight, then drift E of
the region Thu through Sat night while maintaining a ridge across
the S portion. A cold front will move over the N portion later
Fri night into Sat, then stall across the central and northern
waters Sat night into Sun night as low pressure tracks NE along
the boundary. A low pressure trough will form along the SE coast
Sun and Sun night.
$$
ANZ820-302045-
Hudson Canyon to Baltimore Canyon to 1000 FM-
431 AM EDT Wed Sep 30 2026
.TODAY...W to NW winds 5 to 10 kt, becoming variable. Seas 3 to
4 ft.
.TONIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU...SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to
4 ft.
.THU NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 5 ft.
.FRI...SW winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...SW winds 15 to 20 kt, becoming N 10 to 15 kt. Seas
4 to 6 ft.
.SAT...N winds 15 to 20 kt, becoming NE. Seas 4 to 5 ft.
.SAT NIGHT...E to NE winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN...E winds 10 to 15 kt, diminishing to 5 to 10 kt. Seas 4 to
6 ft.
.SUN NIGHT...E winds 5 to 10 kt, becoming N to NW. Seas 3 to
4 ft.
$$
ANZ915-302045-
Between 1000FM and 38.5 N west of 69 W-
431 AM EDT Wed Sep 30 2026
.TODAY...NW winds 5 to 15 kt, becoming W to NW. Seas 3 to 5 ft.
.TONIGHT...W winds less than 10 kt. Seas 3 to 4 ft.
.THU...W to SW winds 5 to 10 kt, increasing to 10 to 15 kt. Seas
3 to 4 ft.
.THU NIGHT...SW winds 10 to 15 kt, increasing to 15 to 20 kt.
Seas 3 to 5 ft.
.FRI...SW winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 7 ft.
.SAT...N to NE winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 5 to 7 ft.
.SUN...E winds 15 to 20 kt, diminishing to 5 to 15 kt. Seas 4 to
6 ft.
.SUN NIGHT...N to NE winds 5 to 10 kt. Seas 3 to 5 ft.
$$
ANZ920-302045-
Baltimore Canyon to 69W east of 1000 FM and south of 38.5N to
250 NM offshore-
431 AM EDT Wed Sep 30 2026
.TODAY...NW winds 5 to 15 kt, becoming W to NW 5 to 10 kt. Seas
3 to 5 ft. Scattered showers and slight chance of tstms.
.TONIGHT...W winds 5 to 10 kt, becoming W to NW 5 to 15 kt. Seas
3 to 5 ft.
.THU...W to NW winds 5 to 10 kt, becoming W to SW 5 to 15 kt.
Seas 3 to 4 ft.
.THU NIGHT...SW winds 5 to 15 kt, increasing to 10 to 20 kt.
Seas 3 to 5 ft.
.FRI...SW winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI NIGHT...W to SW winds 10 to 20 kt. Seas 3 to 5 ft.
.SAT...N winds 10 to 20 kt, becoming NE. Seas 3 to 5 ft.
.SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 7 ft.
.SUN...E winds 5 to 15 kt, becoming E to SE 5 to 10 kt. Seas
5 to 7 ft.
.SUN NIGHT...Variable winds 5 to 15 kt, becoming N to NE. Seas
3 to 5 ft.
$$
ANZ905-302045-
East of 69W to the Hague Line between 1000 FM and 39N-
431 AM EDT Wed Sep 30 2026
.TODAY...W to NW winds 10 to 20 kt, becoming NW 5 to 15 kt. Seas
4 to 7 ft.
.TONIGHT...NW winds less than 10 kt. Seas 3 to 5 ft.
.THU...W to NW winds less than 10 kt, becoming W. Seas 3 to
4 ft.
.THU NIGHT...W to SW winds 5 to 15 kt, becoming SW 10 to 20 kt.
Seas 3 to 5 ft.
.FRI...SW winds 10 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...W to SW winds 15 to 25 kt. Seas 4 to 8 ft.
.SAT...W winds 10 to 20 kt, becoming N to NE. Seas 5 to 7 ft.
.SAT NIGHT...NE winds 10 to 20 kt. Seas 5 to 6 ft.
.SUN...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SUN NIGHT...E to SE winds 5 to 10 kt, becoming variable. Seas
4 to 6 ft.
$$
ANZ910-302045-
East of 69W and south of 39N to 250 NM offshore-
431 AM EDT Wed Sep 30 2026
.TODAY...NW winds 5 to 15 kt, becoming 5 to 10 kt. Seas 4 to
6 ft. Scattered showers and tstms.
.TONIGHT...NW winds less than 10 kt, becoming W to NW. Seas 4 to
5 ft.
.THU...W to NW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.FRI...W winds 10 to 15 kt, becoming SW 10 to 20 kt. Seas 3 to
5 ft.
.FRI NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT...W winds 5 to 15 kt, becoming N to NE. Seas 4 to 6 ft.
.SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 7 ft.
.SUN...E winds 10 to 20 kt, diminishing to less than 5 kt. Seas
5 to 7 ft.
.SUN NIGHT...Variable winds less than 10 kt. Seas 3 to 6 ft.
$$
ANZ825-302045-
Baltimore Canyon to Cape Charles Light to 100 NM offshore-
431 AM EDT Wed Sep 30 2026
.TODAY...W to NW winds 5 to 10 kt, becoming N to NW, then,
becoming variable. Seas 3 to 4 ft.
.TONIGHT...Variable winds less than 5 kt, becoming S to SW. Seas
3 to 4 ft.
.THU...SW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU NIGHT...S winds 10 to 15 kt, becoming SW 10 to 20 kt. 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 15 kt, becoming W to SW. Seas 3 to
4 ft.
.SAT...N winds 10 to 20 kt, becoming NE 15 to 20 kt. Seas 3 to
5 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.SUN...E to NE winds 10 to 15 kt, becoming E 5 to 10 kt. Seas
3 to 5 ft.
.SUN NIGHT...NE winds 5 to 10 kt, becoming N. Seas 3 to 4 ft.
$$
ANZ828-302045-
Cape Charles Light to Currituck Beach Light to 100 NM offshore-
431 AM EDT Wed Sep 30 2026
.TODAY...Variable winds less than 5 kt, becoming E to NE, then,
becoming variable. Seas 3 to 4 ft.
.TONIGHT...S to SE winds less than 5 kt. Seas 3 to 4 ft.
.THU...S to SW winds 5 to 10 kt. Seas 3 to 4 ft.
.THU NIGHT...S winds 10 to 15 kt, becoming SW. Seas 3 to 4 ft.
.FRI...SW winds 5 to 10 kt, becoming S to SW 10 to 15 kt. Seas
3 to 4 ft.
.FRI NIGHT...S to SW winds 10 to 15 kt, becoming W to SW. Seas
3 to 4 ft.
.SAT...N to NW winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...NE winds 10 to 15 kt, diminishing to 5 to 10 kt.
Seas 4 to 5 ft.
.SUN...NE winds 5 to 10 kt, becoming variable. Seas 3 to 5 ft.
.SUN NIGHT...N winds 5 to 10 kt. Seas 3 to 4 ft.
$$
ANZ925-302045-
Baltimore Canyon to Hatteras Canyon between 100 NM and 250 NM
offshore-
431 AM EDT Wed Sep 30 2026
.TODAY...Variable winds less than 10 kt. Seas 3 to 4 ft.
Scattered showers and tstms.
.TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
Scattered tstms.
.THU...Variable winds less than 10 kt. Seas 3 to 4 ft. Scattered
showers and tstms.
.THU NIGHT...S to 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. Seas 3 to 4 ft.
.SAT...N to NE winds 10 to 20 kt. Seas 3 to 5 ft.
.SAT NIGHT...N to NE winds 5 to 15 kt. Seas 3 to 6 ft.
.SUN...Variable winds 5 to 15 kt, diminishing to less than
10 kt. Seas 4 to 7 ft.
.SUN NIGHT...Variable winds 5 to 15 kt, becoming N to NE. Seas
3 to 5 ft.
$$
ANZ830-302045-
Currituck Beach Light to Cape Hatteras to 100 NM offshore-
431 AM EDT Wed Sep 30 2026
.TODAY...Variable winds less than 5 kt. Seas 3 to 4 ft.
.TONIGHT...E to SE winds less than 5 kt, becoming S to SE. Seas
3 to 4 ft.
.THU...S to SE winds less than 5 kt. Seas 3 to 4 ft.
.THU NIGHT...S to SW winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI...SW winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...W to SW winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT...W winds 5 to 10 kt, becoming N 5 to 15 kt. Seas 3 to
4 ft.
.SAT NIGHT...NE winds 5 to 15 kt, becoming E to NE 5 to 10 kt.
Seas 3 to 5 ft.
.SUN...E winds 5 to 10 kt, becoming SE. Seas 3 to 5 ft.
.SUN NIGHT...S winds 5 to 10 kt, becoming W to SW 10 to 15 kt.
Seas 3 to 4 ft.
$$
ANZ833-302045-
Cape Hatteras to Cape Fear to 100 NM Offshore.-
431 AM EDT Wed Sep 30 2026
.TODAY...Variable winds less than 5 kt, becoming E to NE. Seas
3 to 4 ft. Tstms and scattered showers.
.TONIGHT...E to SE winds less than 10 kt. Seas 3 to 4 ft.
Scattered showers and tstms.
.THU...E to SE winds 5 to 10 kt. Seas 3 to 4 ft.
.THU NIGHT...SE winds 5 to 10 kt, becoming S. Seas 3 to 4 ft.
.FRI...Variable winds less than 5 kt, becoming S to SW. Seas
3 to 4 ft.
.FRI NIGHT...S to SW winds 5 to 15 kt, becoming W to SW 5 to
10 kt. Seas 3 to 4 ft.
.SAT...Variable winds less than 5 kt, becoming NE. Seas 3 to
4 ft.
.SAT NIGHT...E to NE winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN...E winds 5 to 10 kt, becoming S. Seas 3 to 5 ft.
.SUN NIGHT...S winds 5 to 10 kt, increasing to 10 to 15 kt. Seas
3 to 4 ft.
$$
ANZ930-302045-
Hatteras Canyon to Cape Fear between 100 NM and 250 NM offshore-
431 AM EDT Wed Sep 30 2026
.TODAY...Variable winds less than 10 kt. Seas 3 to 4 ft.
Scattered showers. Scattered tstms.
.TONIGHT...E winds less than 10 kt, becoming variable. Seas 3 to
4 ft. Scattered showers and tstms.
.THU...E winds less than 10 kt. Seas 3 to 4 ft. Scattered
showers and tstms.
.THU NIGHT...S to SE winds less than 10 kt. Seas 3 to 4 ft.
Scattered showers and slight chance of tstms.
.FRI...Variable winds less than 10 kt, becoming S to SE. Seas
3 to 4 ft.
.FRI NIGHT...S to SW winds 5 to 15 kt. Seas 3 to 4 ft.
.SAT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...E to SE winds less than 10 kt, becoming variable.
Seas 3 to 5 ft.
.SUN...E to SE winds less than 10 kt, becoming S. Seas 3 to
5 ft.
.SUN NIGHT...Variable winds less than 10 kt, becoming S. Seas
3 to 4 ft.
$$
ANZ835-302045-
Cape Fear to 31N to 1000 FM-
431 AM EDT Wed Sep 30 2026
.TODAY...E winds 5 to 10 kt. Seas 3 to 4 ft. Scattered showers.
Tstms.
.TONIGHT...E winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to
4 ft. Scattered showers and tstms.
.THU...E winds 5 to 10 kt. Seas 3 to 4 ft. Scattered showers and
tstms.
.THU NIGHT...S to SE winds 5 to 10 kt. Seas 3 to 4 ft. Scattered
showers and slight chance of tstms.
.FRI...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...S to SE winds less than 10 kt. Seas 3 to 4 ft.
.SAT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN...SE winds 5 to 10 kt, becoming S. Seas 3 to 4 ft.
.SUN NIGHT...S to SE winds less than 10 kt, becoming S. Seas
3 to 4 ft.
$$
ANZ935-302045-
Cape Fear to 31N east of 1000 FM to 250 NM offshore-
431 AM EDT Wed Sep 30 2026
.TODAY...E to SE winds less than 10 kt. Seas 3 to 4 ft. Tstms
and scattered showers.
.TONIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. Scattered
showers and tstms.
.THU...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. Scattered
showers and tstms.
.THU NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. Chance of
showers and slight chance of tstms.
.FRI...Variable winds less than 5 kt. Seas 3 to 4 ft.
.FRI NIGHT...S to SE winds less than 10 kt. Seas 3 to 4 ft.
.SAT...Variable winds less than 5 kt, becoming E. Seas 3 to
4 ft.
.SAT NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN...SE winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...SE winds 5 to 10 kt, becoming S 5 to 15 kt. Seas
3 to 4 ft.
$$
.Forecaster Kells. Ocean Prediction Center.
Last Update: Wed, 30-Sep-2026 08:33:19 UTC
Updates: Four times per day
FZNT01 KWBC 301013
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC WED SEP 30 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 30.
24 HOUR FORECAST VALID 0600 UTC OCT 01.
48 HOUR FORECAST VALID 0600 UTC OCT 02.
.WARNINGS.
...TROPICAL STORM WARNING...
.TROPICAL STORM HANNA NEAR 33.5N 43.9W 1006 MB AT 0900 UTC SEP
30 MOVING E SE OR 120 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM E
SEMICIRCLE AND 0 NM W SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 30
NM OF CENTER EXCEPT 90 NM NW QUADRANT WITH SEAS TO 4 M.
ELSEWHERE FROM 32N TO 38N BETWEEN 38W AND 47W WINDS 20 TO 33 KT.
SEAS TO 3.5 M.
.24 HOUR FORECAST POST-TROPICAL CYCLONE HANNA NEAR 34.4N 41.7W
1010 MB. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 3 M.
ELSEWHERE FROM 32N TO 36N BETWEEN 37W AND 46W WINDS 20 TO 30 KT.
SEAS TO 2.5 M.
.48 HOUR FORECAST POST-TROPICAL CYCLONE HANNA NEAR 35.4N 36.7W
1012 MB. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS TO 3 M.
ELSEWHERE FROM 33N TO 37N BETWEEN 35W AND 41W WINDS TO 25 KT.
SEAS TO 2.5 M.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
...GALE WARNING...
.N OF 45N E OF 37W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 4
M...HIGHEST NEAR 62N35W. ELSEWHERE S OF 45N E OF 38W WINDS LESS
THAN 25 KT. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.12 HOUR FORECAST FROM 58N TO 65N BETWEEN 35W AND 38W AREA OF N
TO NW WINDS 25 TO 40 KT. SEAS 3 TO 6.5 M...HIGHEST NEAR 63N35W.
.24 HOUR FORECAST NEW LOW E OF AREA 64N32W 980 MB. N OF 62N E OF
37W AREA OF N TO NW WINDS 30 TO 45 KT. SEAS 4.5 TO 7.5 M.
ELSEWHERE N OF 59N E OF 41W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW E OF AREA 65N32W 983 MB. WITHIN 180 NM W
SEMICIRCLE WINDS TO 25 KT. SEAS 4.5 TO 5.5 M. ELSEWHERE N OF 58N
E OF 45W WINDS LESS THAN 25 KT. SEAS 2.5 TO 4.5 M IN N TO NE
SWELL...HIGHEST NEAR 35W.
...GALE WARNING...
.24 HOUR FORECAST NEW LOW 61N42W 989 MB. WITHIN 240 NM S AND SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5 M. ELSEWHERE WITHIN 480
NM S AND 300 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW ABSORBED E OF AREA. FROM 50N TO 58N E OF
50W WINDS TO 25 KT. SEAS 2.5 TO 5 M...HIGHEST NEAR 55N35W.
.SYNOPSIS AND FORECAST.
.LOW 59N45W 1004 MB MOVING SE 30 KT. FROM 46N TO 53N BETWEEN 37W
AND 47W AND WITHIN 240 NM W AND SW QUADRANTS WINDS TO 25 KT.
SEAS TO 3 M.
.24 HOUR FORECAST LOW E OF AREA NEAR 54N27W 996 MB. FROM 44N TO
54N E OF 43W WINDS TO 25 KT. SEAS 2.5 TO 4 M...HIGHEST NEAR
51N35W.
.48 HOUR FORECAST LOW AND CONDITIONS MOVED E OF AREA.
.LOW 46N53W 1007 MB MOVING E 15 KT. WITHIN 180 NM E AND NE OF A
FRONT FROM LOW TO 38N51W WINDS TO 25 KT. SEAS TO 2.5 M.
ELSEWHERE W OF FRONT TO 68W WINDS LESS THAN 25 KT. SEAS TO 2.5
M.
.24 HOUR FORECAST LOW 46N44W 1010 MB. WITHIN 360 NM SE QUADRANT
WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.
.48 HOUR FORECAST WITHIN 180 NM N OF A LINE FROM 59N48W TO
63N64W WINDS 20 TO 30 KT. SEAS TO 3 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 46N
BETWEEN 53W AND 67W AND FROM 61N TO 63N W OF 63W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 54N BETWEEN 47W AND
57W...AND FROM 58N TO 63N W OF 60W.
.48 HOUR FORECAST DENSE FOG FROM 41N TO 45N BETWEEN 65W AND
71W...FROM 45N TO 54N BETWEEN 48W AND 55W...AND FROM 62N TO 64N
W OF 63W.
.FORECASTER BANCROFT. 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 0600 UTC WED SEP 30.
24 HOUR FORECAST VALID 0600 UTC THU OCT 1.
48 HOUR FORECAST VALID 0600 UTC FRI OCT 2.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 25N48W TO 25N49W TO 25N51W TO 24N51W TO 23N50W TO
24N48W TO 25N48W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC WITHIN 31N35W TO 31N49W TO 30.5N47W TO 30.5N44W TO
30.5N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED SWELL.
.24 HOUR FORECAST WITHIN 31N35W TO 30N43W TO 31N50W TO 29N49W TO
26N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 M IN MIXED SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 13N70W TO 13N75W TO 11N76W TO 12N73W TO 10N72W
TO 11N70W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.CARIBBEAN WITHIN 17N84W TO 18N86W TO 18N88W TO 17N87W TO 16N86W
TO 16N84W TO 17N84W...INCLUDING THE GULF OF HONDURAS...E TO SE
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
$$
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.
Last Update: Wed, 30-Sep-2026 10:15:28 UTC
Updates: Four times per day