HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SUN JAN 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
SECURITE
NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 1800 UTC JAN 18.
24 HOUR FORECAST VALID 1800 UTC JAN 19.
48 HOUR FORECAST VALID 1800 UTC JAN 20.
.WARNINGS.
...STORM WARNING...
.RAPIDLY INTENSIFYING LOW 37N71W 1008 MB MOVING NE 40 KT. WITHIN
360 NM E AND SE OF A FRONT EXTENDING FROM 40N66W TO THE LOW TO
31N79W...AND FROM 31N TO 33N W OF 78W WINDS 25 TO 35 KT. SEAS TO
4 M.
.12 HOUR FORECAST LOW 42N64W 993 MB. WITHIN 300 NM E AND SE OF A
FRONT TO EXTEND FROM THE LOW TO 33N70W WINDS 40 TO 55 KT. SEAS
3.5 TO 7 M.
.24 HOUR FORECAST LOW 48N54W 980 MB. WITHIN 240 NM NE AND
SW...AND 480 NM SE QUADRANTS WINDS 40 TO 55 KT. SEAS 3.5 TO 7 M.
ELSEWHERE FROM 38N TO 53N BETWEEN 39W AND 60W...WITHIN 300 NM E
AND SE OF A FRONT TO EXTEND FROM 39N58W TO 33N65W...AND FROM 40N
TO 46N BETWEEN 35W AND 39W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW E OF AREA 53N30W 977 MB. FROM 46N TO 53N
BETWEEN 35W AND 38W WINDS 40 TO 55 KT. SEAS 6 TO 10.5 M.
ELSEWHERE FROM 42N TO 56N BETWEEN 35W AND 42W...AND WITHIN 240 NM
S OF A FRONT TO EXTEND FROM 42N35W TO 40N45W TO 37N54W WINDS 25
TO 40 KT. SEAS 3.5 TO 7 M.
...STORM WARNING...
.LOW 60N42W 983 MB MOVING SE 20 KT. WITHIN 240 NM S AND SW OF A
LINE FROM 56N35W TO THE LOW TO 61N48W WINDS 35 TO 45 KT. SEAS 5
TO 10 M...HIGHEST NEAR 55N36W. ELSEWHERE WITHIN AN AREA BOUNDED
BY A LINE FROM 56N35W TO 51N35W TO 51N52W TO 63N52W TO 56N35W
WINDS 25 TO 35 KT. SEAS 4 TO 8 M...HIGHEST E OF 43W. OTHERWISE N
OF 56N BETWEEN 35W AND 42W WINDS TO 25 KT. SEAS 4 TO 7 M.
.24 HOUR FORECAST LOW E OF AREA WITH NEW LOW TO FORM NEAR 61N41W
991 MB. FROM 58N TO 61N BETWEEN 38W AND 48W WINDS 40 TO 50 KT.
SEAS 3.5 TO 7 M. ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE FROM
60N35N TO 54N35W TO 59N50W TO 63N51W TO 60N35W WINDS 25 TO 40 KT.
SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW 59N40W 994 MB. WITHIN 120 NM SW OF A LINE
FROM 59N42W TO 61N49W TO 64N52W WINDS 25 TO 35 KT. SEAS TO 4 M.
...GALE WARNING...
.LOW 50N45W 1014 MB MOVING E 45 KT. WITHIN 300 NM SE QUADRANT
WINDS 35 TO 45 KT. SEAS 4 TO 7.5 M. ELSEWHERE FROM 43N TO 50N
BETWEEN 35W AND 52W WINDS 25 TO 35 KT. SEAS 3 TO 7 M.
.24 HOUR FORECAST LOW AND CONDITIONS MOVED E OF AREA.
...GALE WARNING...
.18 HOUR FORECAST NEW LOW 63N35W 980 MB. WITHIN 150 NM W
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 3 TO 5.5 M.
.24 HOUR FORECAST LOW 64N37W 982 MB. N OF 62N BETWEEN 35W AND 39W
WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.
...GALE WARNING...
.30 HOUR FORECAST NEW LOW 45N67W 1005 MB. FROM 38N TO 45N BETWEEN
64W AND 74W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW INLAND 52N58W 990 MB. WITHIN 480 NM SE AND
900 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 51N54W TO
54N52W TO 56N56W TO 67N54W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY W AND NW OF A LINE FROM 46N60W TO 50N48W TO 54N46W TO
56N50W TO 62N50W TO 67N54W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW AND N OF A
LINE FROM 59N60W TO 63N55W TO 60N46W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY W OF A LINE FROM 47N63W TO 52N50W TO 60N42W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 46N62W TO 50N62W...AND N OF A LINE FROM 62N61W TO 64N55W TO
60N48W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY W AND NW OF A
LINE FROM 36N76W TO 45N60W TO 50N59W...AND NW AND N OF A LINE
FROM 56N58W TO 60N43W.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 49N TO 52N
BETWEEN 39W AND 46W...FROM 55N TO 62N BETWEEN 36W AND 43W...AND N
OF 61N W OF GREENLAND.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 45N BETWEEN 64W AND
70W...FROM 45N TO 53N BETWEEN 40W AND 63W...AND N OF 63N E OF
GREENLAND.
.48 HOUR FORECAST DENSE FOG FROM 52N TO 56N BETWEEN 35W AND
38W...AND FROM 51N TO 58N BETWEEN 49W AND 60W.
.FORECASTER HUFFMAN. 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 1800 UTC SUN JAN 18.
24 HOUR FORECAST VALID 1800 UTC MON JAN 19.
48 HOUR FORECAST VALID 1800 UTC TUE JAN 20.
.WARNINGS.
...GULF OF AMERICA GALE WARNING...
.COLD FRONT FROM 27N82W TO 18N94W. WITHIN 120 NM NW OF FRONT NW
TO N WINDS 30 TO 35 KT...EXCEPT 30 TO 40 KT S OF 22N...INCLUDING
WITHIN 60 NM OF COAST OF VERACRUZ. SEAS 3 TO 4.5 M. ELSEWHERE NW
OF
FRONT NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.06 HOUR FORECAST COLD FRONT E OF THE AREA. S OF A LINE FROM
28N83W TO 25N90W TO 22N97W...INCLUDING STRAITS OF FLORIDA AND
WITHIN 60
NM OF COAST OF VERACRUZ...NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO
4
M...EXCEPT 3 TO 4.5 M S OF 22N W OF 90W. ELSEWHERE S OF A LINE
FROM
28N83W TO 27N90W TO 26N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M
IN N SWELL.
.18 HOUR FORECAST S OF 26N E OF 83W...INCLUDING STRAITS OF
FLORIDA...N WINDS 20 TO 25 KT. SEAS TO 2.5 M. ELSEWHERE S OF 24N
E OF 87W...AND S OF 22N W OF 92W WINDS 20 KT OR LESS. SEAS 2.5
TO 3
M IN N SWELL.
.24 HOUR FORECAST S OF 23N BETWEEN 85W AND 87W...INCLUDING THE
YUCATAN CHANNEL...WINDS 20 KT OR LESS. SEAS 2.5 M TO 3 M IN N
SWELL.
.42 HOUR FORECAST S OF 26N E OF 83W...INCLUDING STRAITS OF
FLORIDA...NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST S OF 25N E OF 85W...INCLUDING STRAITS OF
FLORIDA...NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
...CARIBBEAN GALE WARNING...
.CARIBBEAN FROM 11N TO 18N BETWEEN 68W AND 81W...INCLUDING THE
GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT...EXCEPT 25 TO 30
KT
NEAR THE COAST OF COLOMBIA. SEAS 2.5 TO 3.5 M.
.06 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 76W...INCLUDING
THE GULF OF VENEZUELA...NE TO E WINDS 25 TO 30 KT...WITH FREQUENT
GUSTS TO GALE FORCE. SEAS 3 TO 4 FT. ELSEWHERE FROM 11N TO 18N
BETWEEN 68W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST FROM 10.5N TO 16N BETWEEN 70W AND
80W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25
KT...EXCEPT 25 TO 30 KT NEAR THE COAST OF COLOMBIA. SEAS 2.5 TO
3.5 M.
.30 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 76W...INCLUDING
THE GULF OF VENEZUELA...NE TO E WINDS 25 TO 30 KT...WITH FREQUENT
GUSTS TO GALE FORCE. SEAS 3 TO 4 FT. ELSEWHERE FROM 10N TO 15N
BETWEEN 70W AND 80W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.
.48 HOUR FORECAST FROM 10N TO 15N BETWEEN 72W AND 80W NE TO E
WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.
.SYNOPSIS AND FORECAST.
.ATLC COLD FRONT FROM 31N79W TO 28N81W. W OF FRONT NW WINDS 20 TO
30 KT. SEAS BUILDING TO 2.5 M. N OF 27N E OF FRONT TO A LINE
FROM
31N69W TO 27N77W S TO SW WINDS 20 TO 30 KT. SEAS BUILDING TO 2.5
M.
.06 HOUR FORECAST COLD FRONT FROM 31N74W TO 24N80W. W OF FRONT NW
WINDS 20 TO 25 KT. SEAS 2.5 M. N OF 27N E OF FRONT TO A LINE FROM
31N67W TO 27N75W S TO SW WINDS 20 TO 30 KT WITH HIGHER GUSTS.
SEAS 2.5 TO 3.0 M N OF 29N E OF FRONT TO 72W.
.24 HOUR FORECAST COLD FRONT FROM 31N68W TO 23N79W. WINDS 20 KT
OR LESS. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST COLD FRONT FROM 31N66W TO 22N77W. S OF 27N W OF
FRONT NE WINDS 20 TO 25 KT. SEAS 2.5 M E OF THE BAHAMAS.
.48 HOUR FORECAST STATIONARY FRONT FROM 31N66W TO 22N78W. S OF
27N W OF FRONT NE WINDS 20 TO 25 KT. SEAS 2.5 M E OF THE BAHAMAS.
.ATLC FROM 10N TO 30N E OF 40W...AND FROM 16N TO 30N BETWEEN 40W
AND 55W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 4 M IN NE SWELL.
ELSEWHERE E OF 55W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M PRIMARILY
IN NE SWELL.
.24 HOUR FORECAST FROM 15N TO 27N E OF 55W NE TO E WINDS 20 TO 25
KT. SEAS 2.5 TO 4 M IN NE SWELL. ELSEWHERE E OF 55W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3 M PRIMARILY IN NE SWELL.
.48 HOUR FORECAST FROM 12N TO 27N E OF 55W NE TO E WINDS 20 TO 25
KT. SEAS 2.5 TO 3.5 M IN NE SWELL. ELSEWHERE S OF 29N E OF 55W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL.
.ATLC AND CARIBBEAN FROM 14N TO 27N BETWEEN 55W AND 65W...
INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...NE TO E WINDS 20
TO 25 KT. SEAS 2.5 TO 3.0 M IN NE SWELL. S OF 22N BETWEEN 65W AND
72W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M BETWEEN 65W AND
69W.
ELSEWHERE W OF 55W TO A LINE FROM 31N58W TO 25N65W TO 22N69W
19N65W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED NW AND NE
SWELL.
.24 HOUR FORECAST FROM 16N TO 25N BETWEEN 55W AND 62W...INCLUDING
IN ATLANTIC EXPOSURES AND PASSAGES...NE TO E WINDS 20 TO 25 KT.
SEAS
2.5 TO 3 M IN NE SWELL. ELSEWHERE FROM 14N TO 30N W OF 55W TO A
LINE FROM 30N55W TO 25N63W TO 22N67W TO 19N65W WINDS 20 KT OR
LESS.
SEAS 2.5 TO 3 M IN NE SWELL.
.48 HOUR FORECAST FROM 16N TO 24N BETWEEN 55W AND 62W..INCLUDING
IN ATLANTIC EXPOSURES AND PASSAGES...NE TO E WINDS 20 TO 25 KT.
SEAS
2.5 TO 3 M IN NE TO E SWELL. ELSEWHERE FROM 14N TO 29N W OF 55W
TO A LINE FROM 29N55W TO 25N61W TO 22N68W TO 19N65W WINDS 20 KT
OR
LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL.
.CARIBBEAN 06 HOUR FORECAST COLD FRONT FROM 24N80W TO 16.5N86W...
INCLUDING IN THE YUCATAN CHANNEL...N WINDS 20 TO 25 KT. SEAS
BUILDING TO 2.5 TO 3 M...HIGHEST IN THE YUCATAN CHANNEL.
.24 HOUR FORECAST COLD FRONT FROM 23N79W TO 16N86W...INCLUDING IN
THE YUCATAN CHANNEL AND THE GULF OF HONDURAS...N TO NE WINDS 20
TO 25 KT. SEAS 2.5 TO 3 M.
.48 HOUR FORECAST STATIONARY FRONT FROM 22N78W TO 16N86W. S OF
20N W OF FRONT...INCLUDING THE GULF OF HONDURAS...N TO NE WINDS
20 TO
25 KT. SEAS TO 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER GR. NATIONAL HURRICANE CENTER.
$$