HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC TUE MAY 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MAY 26.
24 HOUR FORECAST VALID 0000 UTC MAY 27.
48 HOUR FORECAST VALID 0000 UTC MAY 28.
.WARNINGS.
...GALE WARNING...
.LOW 47N65W 1009 MB MOVING E 25 KT. WITHIN 540 NM SE QUADRANT
WINDS 25 TO 40 KT. SEAS 2.5 TO 4 M. ELSEWHERE WITHIN 720 NM S
SEMICIRCLE AND 420 NM NE QUADRANT WINDS TO 25 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW 45N56W 1002 MB. WITHIN 180 NM N AND 600 NM
S SEMICIRCLES WINDS 25 TO 40 KT. SEAS TO 3.5 M...EXCEPT 2.5 TO 5
M IN S SEMICIRCLE. ELSEWHERE WITHIN 420 NM N SEMICIRCLE...AND
WITHIN 780 NM SE AND 960 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS
TO 3 M.
.48 HOUR FORECAST LOW 45N38W 990 MB. FROM 48N TO 34N E OF 48W
WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M. ELSEWHERE S OF 50N E OF
50W WINDS TO 25 KT. SEAS TO 3.5 M.
...GALE WARNING...
.LOW 37N35W 1012 MB MOVING NE 15 KT. FROM 32N TO 43N E OF 48W
WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW E OF AREA NEAR 43N33W 994 MB. FROM 40N TO
46N E OF 40W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. ELSEWHERE S OF
55N E OF 42W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 50N41W 992 MB. WITHIN 360 NM NW SEMICIRCLE
WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. ELSEWHERE FROM 46N TO 56N E
OF 50W WINDS TO 25 KT. SEAS TO 3 M.
.SYNOPSIS AND FORECAST.
.FROM 56N TO 63N E OF 50W WINDS TO 25 KT. SEAS TO 4 M.
.24 HOUR FORECAST N OF 57N E OF 48W WINDS 20 TO 30 KT. SEAS TO
3.5 M.
.48 HOUR FORECAST N OF 58N E OF 60W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 46N65W 1005 MB. WITHIN 360 NM NE
SEMICIRCLE AND FROM 33N TO 37N W OF 60W WINDS 20 TO 30 KT. SEAS
TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 37N TO 46N
BETWEEN 50W AND 75W.
.24 HOUR FORECAST DENSE FOG FROM 37N TO 42N BETWEEN 65W AND 75W
AND FROM 48N TO 56N BETWEEN 35W AND 48W.
.48 HOUR FORECAST DENSE FOG FROM 37N TO 43N BETWEEN 63W AND 75W
AND FROM 47N TO 56N E OF 50W.
.FORECASTER KREKELER. 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 0000 UTC TUE MAY 26.
24 HOUR FORECAST VALID 0000 UTC WED MAY 27.
48 HOUR FORECAST VALID 0000 UTC THU MAY 28.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC COLD FRONT FROM 31N35W TO 26N41W...THEN STATIONARY FRONT TO
25N53W TO 30N63W. WITHIN 22N65W TO 24N68W TO 24N72W TO 23N73W TO
18N68W TO 19N63W TO 22N65W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0
M IN E SWELL. ELSEWHERE WITHIN 24N67W TO 26N74W TO 24N74W TO
19N64W TO 14N59W TO 19N59W TO 24N67W WINDS 20 KT OR LESS. SEAS
2.5 TO 3.0 M IN E SWELL.
.24 HOUR FORECAST DISSIPATING STATIONARY FRONT FROM 25N35W TO
24N46W TO 24N54W. WITHIN 26N73W TO 26N75W TO 23N75W TO 22N71W TO
19N68W TO 22N67W TO 26N73W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M
IN E TO SE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC WITHIN 28N49W TO 28N53W TO 27N53W TO 26N50W TO 27N49W TO
28N49W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN N TO NE
SWELL. ELSEWHERE WITHIN 31N40W TO 31N55W TO 28N59W TO 26N54W TO
26N47W TO 29N39W TO 31N40W 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 28N42W TO 25N43W TO
27N41W TO 28N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN N SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC WITHIN 10N52W TO 13N59W TO 11N59W TO 07N54W TO 08N52W TO
10N52W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.24 HOUR FORECAST WITHIN 11N46W TO 11N52W TO 15N61W TO 10N61W TO
08N57W TO 07N51W TO 11N46W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN E SWELL.
.48 HOUR FORECAST WITHIN 10N52W TO 11N55W TO 12N60W TO 10N60W TO
08N57W TO 07N53W TO 10N52W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN E SWELL.
.ATLC WITHIN 21N71W TO 22N73W TO 21N74W TO 20N74W TO 20N70W TO
21N71W...INCLUDING WATERS N OF HISPANIOLA...E WINDS 20 TO 30 KT.
SEAS 2.5 TO 3.0 M IN E SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 21N71W TO 21N73W TO 20N73W TO 20N72W TO
20N71W TO 21N71W...INCLUDING WATERS N OF HISPANIOLA...E WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.CARIBBEAN WITHIN 18N71W TO 17N77W TO 13N78W TO 11N75W TO 12N69W
TO 14N69W TO 18N71W...INCLUDING GULF OF VENEZUELA...E WINDS 20
TO 30 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 18N75W TO 16N80W
TO 11N81W TO 10N79W TO 11N75W TO 13N78W TO 18N75W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 18N72W TO 17N78W TO 13N78W TO 11N72W TO
11N67W TO 13N67W TO 18N72W...INCLUDING GULF OF VENEZUELA...E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M IN E SWELL. ELSEWHERE WITHIN
18N74W TO 18N77W TO 16N81W TO 11N80W TO 12N75W TO 14N78W TO
18N74W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.48 HOUR FORECAST WITHIN 15N71W TO 16N75W TO 16N78W TO 13N78W TO
11N71W TO 13N69W TO 15N71W...INCLUDING GULF OF VENEZUELA...E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M IN E SWELL. ELSEWHERE WITHIN
18N73W TO 18N77W TO 15N82W TO 13N82W TO 11N76W TO 15N70W TO
18N73W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.
.CARIBBEAN 24 HOUR FORECAST WITHIN 17N85W TO 18N86W TO 18N87W TO
17N87W TO 16N87W TO 16N85W TO 17N85W...INCLUDING THE GULF OF
HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.36 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 CHAN. NATIONAL HURRICANE CENTER.