HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SEP 16.
24 HOUR FORECAST VALID 1800 UTC SEP 17.
48 HOUR FORECAST VALID 1800 UTC SEP 18.
.WARNINGS.
...GALE WARNING...
.LOW E OF AREA NEAR 61N23W 976 MB MOVING NE 20 KT. WITHIN 600 NM
SW QUADRANT WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. ELSWHERE WITHIN
660 NM SW AND 540 NM NW QUADRANTS 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...
.COMPLEX LOW WITH FIRST CENTER 62N57W 997 MB MOVING SE 20 KT AND
SECOND CENTER INLAND 58N66W 996 MB MOVING NE 30 KT. WITHIN 240
NM NE AND 720 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 60N41W 987 MB. WITHIN 660 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 600 NM NW...300 NM
NE...1020 NM SE AND 840 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO
2.5 M.
.48 HOUR FORECAST LOW E OF AREA NEAR 62N21W 978 MB. WITHIN 900
NM SW QUADRANT WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE
WITHIN 960 NM SW AND 480 NM NW QUADRANTS WINDS TO 25 KT. SEAS
2.5 TO 4 M.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 48N
BETWEEN 41W AND 58W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM SE OF A LINE FROM
55N35W TO 47N49W.
.48 HOUR FORECAST CONDITIONS DIMINISHED.
.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 1800 UTC WED SEP 16.
24 HOUR FORECAST VALID 1800 UTC THU SEP 17.
48 HOUR FORECAST VALID 1800 UTC FRI SEP 18.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC STATIONARY FRONT FROM 31N66W TO 26N78W. WITHIN 31N73W TO
31N78W TO 29N81W TO 28N80W TO 28N76W TO 31N73W NE WINDS 20 TO 25
KT. SEAS TO 2.5 M.
.24 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 31N70W TO
26.5N80W. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.CARIBBEAN 06 HOUR FORECAST WITHIN 14N70W TO 14N73W TO 13N76W TO
11N76W TO 12N72W TO 12N69W TO 14N70W NE TO E WINDS 20 TO 25 KT...
EXCEPT 25 TO 30 KT IN THE GULF OF VENEZUELA. SEAS TO 2.5 M W OF
75W.
.24 HOUR FORECAST WITHIN 15N67W TO 16N69W TO 17N74W TO 14N75W TO
12N74W TO 12N68W TO 15N67W...INCLUDING IN THE GULF OF
VENEZUELA...NE
TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M W OF 75W.
.48 HOUR FORECAST LITTLE CHANGE.
.GULF OF AMERICA 06 HOUR FORECAST WITHIN 29N83W TO 30N87W TO
29N90W TO 27N90W TO 27N86W TO 26N82W TO 29N83W NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 28N86W TO 29N86W TO 29N90W TO 28N92W TO
27N91W TO 27N88W TO 28N86W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M.
.42 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.