HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JAN 18.
24 HOUR FORECAST VALID 1200 UTC JAN 19.
48 HOUR FORECAST VALID 1200 UTC JAN 20.
.WARNINGS.
...STORM WARNING...
.LOW 36N75W 1013 MB MOVING NE 30 KT. WITHIN 240 NM E AND SE OF A
FRONT EXTENDING FROM 40N65W TO THE LOW TO 31N79W WINDS 20 TO 30
KT. SEAS TO 3 M.
.06 HOUR FORECAST LOW 36N73W 1007 MB. WITHIN 360 NM SE
SEMICIRCLE...AND FROM 31N TO 33N BETWEEN 78W AND 81W WINDS 25 TO
35 KT. SEAS TO 4 M.
.18 HOUR FORECAST INTENSIFYING LOW 42N65W 993 MB. WITHIN 300 NM E
QUADRANT AND 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 6.5 M.
.24 HOUR FORECAST LOW 45N60W 988 MB. WITHIN 420 NM E AND 540 NM S
QUADRANTS WINDS 40 TO 55 KT. SEAS 3.5 TO 7 M. ELSEWHERE WITHIN
480 NM NE...600 NM E...780 NM SE AND S...AND 720 NM SW QUADRANTS
WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW 53N37W 976 MB. FROM 46N TO 51N BETWEEN 35W
AND 45W WINDS 45 TO 60 KT. SEAS 5.5 TO 11 M. ELSEWHERE FROM 44N
TO 56N BETWEEN 35W AND 48W...AND WITHIN 360 NM E AND SE OF A
FRONT TO EXTEND FROM 45N35W TO 36N57W WINDS 25 TO 40 KT. SEAS 3.5
TO 7 M.
...STORM WARNING...
.LOW 60N46W 978 MB MOVING SE 20 KT. FROM 50N TO 57N BETWEEN 35W
AND 45W...AND WITHIN 150 NM W QUADRANT WINDS 40 TO 50 KT. SEAS 6
TO 10 M. ELSEWHERE FROM 45N TO 57N BETWEEN 35W AND 44W...AND N OF
A LINE FROM 47N44W TO 57N60W TO 61N62W WINDS 25 TO 40 KT. SEAS 4
TO 8 M...HIGHEST E OF 50W. OTHERWISE N OF 57N BETWEEN 35W AND 44W
WINDS TO 25 KT. SEAS 5 TO 8 M.
.24 HOUR FORECAST LOW E OF AREA WITH NEW LOW TO FORM NEAR 60N42W
991 MB. FROM 58N TO 60N BETWEEN 39W AND 48W WINDS 40 TO 50 KT.
SEAS 4 TO 7.5 M. ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE FROM
59N35N TO 50N35W TO 58N50W TO 63N52W TO 59N35W WINDS 25 TO 40 KT.
SEAS 3 TO 7 M...HIGHEST NEAR 56N35W.
...GALE WARNING...
.LOW 48N53W 1012 MB MOVING NE 50 KT. WITHIN 240 NM SE AND S
QUADRANTS WINDS 35 TO 45 KT. SEAS 3 TO 4.5 M. ELSEWHERE FROM 41N
TO 48N BETWEEN 46W AND 59W WINDS 25 TO 35 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW E OF AREA 51N20W 999 MB. FROM 42N TO 48N
BETWEEN 35W AND 40W WINDS 20 TO 30 KT. SEAS 3 TO 5.5 M.
.48 HOUR FORECAST LOW 60N40W 993 MB. WITHIN 150 NM SW OF A LINE
FROM 58N42W TO 61N49W TO 64N52W WINDS 25 TO 35 KT. SEAS TO 4 M.
...GALE WARNING...
.36 HOUR FORECAST NEW LOW 45N66W 1006 MB. FROM 37N TO 44N BETWEEN
61W TO 75W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW INLAND 51N62W 999 MB. WITHIN 720 NM S
QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 51N52W TO
54N51W TO 57N56W TO 67N55W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY W AND NW OF A LINE FROM 46N62W TO 50N48W TO 54N46W TO
56N52W TO 63N51W TO 67N54W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 58N59W TO 64N52W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY
W OF A LINE FROM 47N63W TO 50N48W TO 61N42W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 60N61W TO 63N56W TO 60N47W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY W AND NW OF A LINE FROM 36N76W TO 49N52W TO 56N52W
TO 60N43W.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 48N TO 52N
BETWEEN 47W AND 56W...FROM 54N TO 61N BETWEEN 36W AND 51W...AND N
OF 60N W OF GREENLAND.
.24 HOUR FORECAST DENSE FOG FROM 41N TO 51N BETWEEN 41W AND
72W...AND N OF 59N W OF 56W.
.48 HOUR FORECAST DENSE FOG FROM 51 TO 56N BETWEEN 35W AND
45W...AND FROM 48N TO 58N BETWEEN 50W AND 61W.
.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 1200 UTC SUN JAN 18.
24 HOUR FORECAST VALID 1200 UTC MON JAN 19.
48 HOUR FORECAST VALID 1200 UTC TUE JAN 20.
.WARNINGS.
...GULF OF AMERICA GALE WARNING...
.COLD FRONT FROM 29N83W TO 19N95W. WITHIN 75 NM NW OF FRONT...
INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...NW TO N WINDS 30 TO
35 KT. SEAS 2.5 TO 4 M. ELSEWHERE NW OF FRONT NW TO N WINDS 20
TO 30
KT. SEAS 2.5 TO 4.5 M.
.12 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 26N90W TO 24N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M
IN N SWELL.
.24 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
BETWEEN 83W AND 87W...AND S OF 22N W OF 92W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3 M IN N SWELL.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST S OF 26N E OF 83W...INCLUDING STRAITS OF
FLORIDA...N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.SYNOPSIS AND FORECAST.
.ATLC 06 HOUR FORECAST 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 27N76W S TO SW WINDS 20 TO 30 KT. SEAS
BUILDING TO 2.5 M.
.12 HOUR FORECAST COLD FRONT FROM 31N74W TO 24N80W. W OF FRONT NW
WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M N OF 29N W OF FRONT TO 77W. N
OF 28N E OF FRONT TO A LINE FROM 31N68W TO 28N75W S TO SW WINDS
20
TO 30 KT. 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.
.ATLC FROM 10N TO 30N E OF 40W...AND FROM 16N TO 29N 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 14N TO 28N 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 10N TO 26N 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 12N 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
75W E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. ELSEWHERE W
OF 55W
TO A LINE FROM 31N58W TO 25N65W TO 22N70W 19N70W 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 21N67W TO 19N65W WINDS 20 KT OR
LESS.
SEAS 2.5 TO 3 M IN NE SWELL.
.48 HOUR FORECAST FROM 15N TO 26N W OF 55W TO A LINE FROM 26N57W
TO 22N62W TO 19N65W 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 22N68W TO 19N65W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE
TO
E SWELL.
.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. FROM 14N TO 18N E
OF
68W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST FROM 11N TO 17.5N BETWEEN 68W 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.
.48 HOUR FORECAST FROM 09.5N TO 15N 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.
.CARIBBEAN 12 HOUR FORECAST COLD FRONT FROM 24N80W TO 16.5N86W...
INCLUDING IN THE YUCATAN CHANNEL...N WINDS 20 TO 25 KT. SEAS 2.5
M IN THE YUCATAN CHANNEL.
.24 HOUR FORECAST COLD FRONT FROM 23N79W TO 16N86W...INCLUDING IN
THE YUCATAN CHANNEL AND THE GULF OF HONDURAS...N WINDS 20 TO 25
KT. SEAS 2.5 TO 3 M W OF 84W.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 22N78W TO 16N85W. S
OF 20N W OF FRONT...INCLUDING THE GULF OF HONDURAS...N TO NE
WINDS
20 TO 25 KT. SEAS 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER GR. NATIONAL HURRICANE CENTER.
$$