HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SAT DEC 27 2025
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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
SECURITE
NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 0000 UTC DEC 27.
24 HOUR FORECAST VALID 0000 UTC DEC 28.
48 HOUR FORECAST VALID 0000 UTC DEC 29.
.WARNINGS.
...STORM WARNING...
.LOW 43N54W 970 MB MOVING N 15 KT. WITHIN 180 NM W OF A LINE FROM
42N54W TO 44N55W TO 47N53W...AND WITHIN 120 NM S SEMICIRCLE WINDS
45 TO 60 KT. SEAS 7 TO 10.5 M. ELSEWHERE WITHIN 300 NM SW AND 420
NM NE SEMICIRCLES WINDS 35 TO 45 KT. SEAS 5 TO 9 M. ELSEWHERE S
OF 52N BETWEEN 44W AND 68W WINDS 25 TO 35 KT. SEAS 3.5 TO 7 M.
.24 HOUR FORECAST LOW 48N53W 977 MB. BETWEEN 120 NM AND 240 NM SE
AND E...BETWEEN 180 NM AND 420 NM SW...AND BETWEEN 180 AND 540 NM
SW QUADRANTS...AND WITHIN 180 NM NE AND N OF A LINE FROM 47N40W
TO 52N44W TO 52N50W WINDS 35 TO 50 KT. SEAS 4 TO 8 M. ELSEWHERE
FROM 39N TO 61N E OF 67W WINDS 25 TO 35 KT. SEAS 4 TO 6 M.
ELSEWHERE S OF 66N E OF 68W...EXCEPT WHERE DESCRIBED WITH LOW
34N62W BELOW...WINDS LESS THAN 25 KT. SEAS 3 TO 5.5 M.
.48 HOUR FORECAST LOW 50N58W 990 MB. FROM 59N TO 61N BETWEEN 44W
AND 52W WINDS 35 TO 45 KT. SEAS 4.5 TO 7 M. ELSEWHERE WITHIN 300
NM SW QUADRANT...WITHIN 240 NM NE OF A LINE FROM 47N35W TO
61N55W...AND N OF OF 59N W OF 60W WINDS 25 TO 35 KT. SEAS 4 TO 6
M. ELSEWHERE N OF 45N E OF 65W...EXCEPT N OF 60N E OF
GREENLAND...WINDS TO 25 KT. SEAS 3 TO 5 M.
...STORM WARNING...
.LOW 58N53W 989 MB MOVING N 25 KT. WITHIN 180 NM W OF A LINE FROM
55N53W TO 58N56W TO 62N54W...FROM 61N TO 63N BETWEEN 47W AND
54W...AND FROM 57N TO 62N E OF 41W WINDS 35 TO 50 KT. SEAS 6 TO
11 M...HIGHEST SW OF CENTER. ELSEWHERE N OF 52N W OF 35W WINDS 25
TO 35 KT. SEAS 4 TO 8 M...EXCEPT N OF 64N SEAS LESS THAN 4 M.
.24 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS MERGED
WITH LOW 48N53W DESCRIBED ABOVE.
...STORM WARNING...
.06 HOUR FORECAST LOW 36N69W 1004 MB. WITHIN 120 NM S SEMICIRCLE
WINDS 25 TO 35 KT. SEAS LESS THAN 4 M.
.24 HOUR FORECAST LOW 34N62W 994 MB. S OF 39N BETWEEN 58W AND 76W
WINDS 25 TO 40 KT. SEAS 3 TO 5 M.
.36 HOUR FORECAST LOW 35N54W 986 MB. WITHIN 150 NM SW SEMICIRCLE
WINDS 40 TO 55 KT. SEAS 4 TO 6 M.
.48 HOUR FORECAST LOW 39N49W 972 MB. WITHIN 180 NM SW SEMICIRCLE
WINDS 40 TO 55 KT. SEAS 6 TO 10 M. ELSEWHERE S OF 46N BETWEEN 39W
AND 63W WINDS 25 TO 40 KT. SEAS 3.5 TO 7 M.
...GALE WARNING...
.NEW LOW 42N38W 1010 MB MOVING SE 15 KT. FROM 40N TO 52N E OF 44W
WINDS 20 TO 30 KT. SEAS 4 TO 6 M.
.06 HOUR FORECAST LOW 40N35W 1010 MB. FROM 40N TO 52N E OF 42W
WINDS 25 TO 35 KT. SEAS 4 TO 5.5 M.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MERGED WITH LOW
48N53W DESCRIBED ABOVE.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY FROM 57N TO 62N W OF 60W.
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE FROM
43N71W TO 44N62W TO 53N54W TO 61N59W TO 66N54W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY FROM 44N TO
51N W OF 60W...AND W OF NW OF A LINE FROM 56N59W TO 62N60W TO
67N54W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY FROM 47N TO
51N W OF 61W...AND FROM 57N TO 62N W OF 62W.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 39N TO 42N W OF
72W...FROM 42N TO 49N BETWEEN 50W AND 58W...AND FROM 54N TO 65N
BETWEEN 48W AND 60W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 56N BETWEEN 51W AND 62W.
.48 HOUR FORECAST DENSE FOG FROM 43N TO 52N BETWEEN 49W AND
52W...AND NW OF A LINE FROM 57N61W TO 66W53W.
.FORECASTER POCHE. 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 0000 UTC SAT DEC 27.
24 HOUR FORECAST VALID 0000 UTC SUN DEC 28.
48 HOUR FORECAST VALID 0000 UTC MON DEC 29.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N49W TO 31N62W TO 29N60W TO 28N56W TO 29N52W TO
31N49W W TO NW WINDS 20 TO 25 KT. SEAS 3.5 TO 4.5 M. ELSEWHERE
WITHIN 31N40W TO 28N64W TO 20N64W TO 20N57W TO 24N45W TO 31N40W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 31N59W TO 31N69W TO 28N67W TO 28N65W TO
30N60W TO 31N59W W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
ELSEWHERE WITHIN 31N35W TO 31N70W TO 23N61W TO 22N38W TO 31N35W
WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN NW SWELL.
.48 HOUR FORECAST WITHIN 31N39W TO 31N45W TO 26N53W TO 24N53W TO
25N46W TO 31N39W SW TO W WINDS 20 TO 30 KT. SEAS 3.5 TO 4.0 M.
WITHIN 31N46W TO 31N61W TO 28N59W TO 26N54W TO 31N46W NW WINDS 20
TO 30 KT. SEAS 4.0 TO 5.5 M. ELSEWHERE WITHIN 31N35W TO 31N73W
TO 24N64W TO 21N54W TO 22N45W TO 26N37W TO 31N35W WINDS 20 KT OR
LESS. SEAS 2.5 TO 4.0 M IN NW TO N SWELL.
.ATLC 06 HOUR FORECAST WITHIN 11N37W TO 11N40W TO 10N42W TO
07N44W TO 07N35W TO 11N37W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 10N35W TO 10N42W TO 08N46W TO 07N47W TO
07N35W TO 10N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO
N SWELL.
.48 HOUR FORECAST WITHIN 11N44W TO 11N53W TO 10N55W TO 07N54W TO
07N41W TO 11N44W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO
N SWELL.
.CARIBBEAN WITHIN 12N73W TO 13N75W TO 12N77W TO 11N77W TO 10N76W
TO 11N73W TO 12N73W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 13N71W TO 13N75W TO 11N77W TO 12N73W TO
10N72W TO 11N69W TO 13N71W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 13N71W TO 13N75W TO 11N77W TO 12N73W TO
10N72W TO 11N69W TO 13N71W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER AL. NATIONAL HURRICANE CENTER.
$$