406
FZNT01 KWBC 161534
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC WED SEP 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SEP 16.
24 HOUR FORECAST VALID 1200 UTC SEP 17.
48 HOUR FORECAST VALID 1200 UTC SEP 18.

.WARNINGS.

...STORM WARNING...
.LOW E OF AREA NEAR 63N28W 974 MB MOVING E 15 KT. BETWEEN 360 NM
AND 540 NM SW QUADRANTS WINDS 35 TO 50 KT. SEAS 4 TO 6.5 M.
ELSEWHERE WITHIN 600 NM SW AND 300 NM NW QUADRANTS WINDS 25 TO
35 KT. SEAS 2.5 TO 5 M. ALSO WITHIN 780 NM SW QUADRANT WINDS TO
25 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST LOW WELL E OF AREA AND CONDITIONS MOVED E OF
AREA.

...GALE WARNING...
.FROM 52N TO 60N BETWEEN 46W AND 62W WINDS 20 TO 30 KT. SEAS TO
2.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST LOW 60N47W 988 MB AND
SECOND LOW 62N39W 991 MB. WITHIN 600 NM SW AND 480 NM NW
QUADRANTS...AND BETWEEN 540 NM AND 900 NM SE QUADRANT WINDS 25
TO 40 KT. SEAS TO 3.5 M. ELSEWHERE WITHIN 540 NM NW...420 NM
NE...1020 NM SE AND 720 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO
2.5 M.
.48 HOUR FORECAST LOW E OF AREA NEAR 62N25W 978 MB. WITHIN 900
NM SW QUADRANT WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE
WITHIN 960 NM W SEMICIRCLE WINDS TO 25 KT. SEAS 2.5 TO 4 M.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 47N
BETWEEN 41W AND 58W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM SE OF A LINE FROM
55N38W TO 46N53W.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 46N BETWEEN 65W AND 68W.

.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 1200 UTC WED SEP 16.
24 HOUR FORECAST VALID 1200 UTC THU SEP 17.
48 HOUR FORECAST VALID 1200 UTC FRI SEP 18.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC STATIONARY FRONT FROM 31N68W TO 26N79W. WITHIN 31N69.5W TO
31N75W TO 30N74.5W TO 30N72W TO 30.5N70W TO 31N69.5W NE WINDS 20
TO 25 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 31N69W TO
26.5N80W. WITHIN 31N77W TO 31N81W TO 29N81W TO 29N80W TO 29N78W
TO 31N77W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN NE TO E SWELL.
.36 HOUR FORECAST FRONT DISSIPATED. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.CARIBBEAN WITHIN 13N71W TO 14N73W TO 14N75W TO 12N79W TO 10N79W
TO 10N77W TO 13N71W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST WITHIN 14N74W TO 14N77W TO 13N79W TO 10N78W TO
11N74W TO 14N74W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.
.48 HOUR FORECAST WITHIN 13N69W TO 15N71W TO 14N75W TO 13N77W TO
11N75W TO 11N70W TO 13N69W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M OUTSIDE THE GULF OF
VENEZUELA.

.GULF OF AMERICA 12 HOUR FORECAST WITHIN 28N83W TO 29N84W TO
27N84W TO 26N84W TO 25N82W TO 26N82W TO 28N83W NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 29N84W TO 29N89W TO 29N91W TO 27N91W TO
27N84W TO 27N83W TO 29N84W NE TO E WINDS 20 TO 25 KT. SEAS TO
2.5 M.
.48 HOUR FORECAST 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 AGUIRRE. NATIONAL HURRICANE CENTER.