HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI JAN 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC JAN 17.
24 HOUR FORECAST VALID 1800 UTC JAN 18.
48 HOUR FORECAST VALID 1800 UTC JAN 19.
.WARNINGS.
...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 52N38W 972 MB MOVING E 15 KT AND
WILL TURN NE AFTER 12 HOURS. WITHIN 180 NM NW SEMICIRCLE AND
BETWEEN 180 NM AND 480 NM S SEMICIRCLE WINDS 40 TO 50 KT. SEAS
18 TO 36 FT...HIGHEST S SEMICIRCLE. ALSO E OF A LINE FROM 60N35W
TO 47N50W TO 40N40W WINDS 25 TO 40 KT. SEAS 14 TO 28 FT. AND E
OF A LINE FROM 64N35W TO 55N48W TO 48N52W TO 37N37W WINDS 20 TO
30 KT. SEAS 9 TO 18 FT. ELSEWHERE WITHIN 1200 NM S QUADRANT
WINDS LESS THAN 25 KT. SEAS 8 TO 16 FT IN NW SWELL.
.24 HOUR FORECAST LOW E OF AREA 56N28W 987 MB. FROM 50N TO 58N E
OF 43W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS WELL E OF AREA.
...STORM WARNING...
.COMPLEX LOW WITH FIRST CENTER 41N56W 1004 MB MOVING E 30 KT AND
SECOND CENTER 38N53W 1004 MB MOVING E 25 KT AND WILL TURN NE
AFTER 06 HOURS. WITHIN 120 NM OF FIRST CENTER AND WITHIN 240 NM
S SEMICIRCLE OF SECOND CENTER WINDS 25 TO 40 KT...HIGHEST S OF
SECOND CENTER. SEAS 8 TO 15 FT. ELSEWHERE WITHIN 420 NM S AND
480 NM SW QUADRANTS OF SECOND CENTER WINDS 20 TO 30 KT. SEAS 8
TO 14 FT.
.24 HOUR FORECAST FIRST CENTER ABSORBED BY SECOND CENTER 42N39W
996 MB. EXCEPT AS DESCRIBED WITH LOW 37N42W BELOW...FROM 38N TO
44N E OF 45W WINDS 25 TO 40 KT. SEAS 10 TO 18 FT. ELSEWHERE
WITHIN 540 NM W AND 600 NM NW QUADRANTS AREA OF NW TO N WINDS 20
TO 30 KT. SEAS 8 TO 15 FT.
.36 HOUR FORECAST LOW 44N37W 992 MB. WITHIN 300 NM W SEMICIRCLE
WINDS 40 TO 55 KT. SEAS 18 TO 33 FT.
.48 HOUR FORECAST LOW E OF AREA 44N33W 988 MB. FROM 37N TO 46N E
OF 39W WINDS 40 TO 60 KT. SEAS 19 TO 38 FT. ALSO FROM 35N TO 48N
E OF 42W WINDS 25 TO 40 KT. SEAS 15 TO 30 FT. AND S OF 50N E OF
44W WINDS 20 TO 30 KT. SEAS 12 TO 24 FT. ELSEWHERE E OF A LINE
FROM 50N44W TO 36N51W TO 31N50W WINDS TO 25 KT. SEAS 8 TO 15 FT.
...STORM WARNING...
.12 HOUR FORECAST N OF 61N E OF 39W AREA OF N WINDS 25 TO 40 KT.
SEAS 10 TO 20 FT.
.24 HOUR FORECAST BETWEEN GREENLAND AND A LINE FROM 60N41W TO
64N35W AREA OF N TO NE WINDS 40 TO 50 KT. SEAS 15 TO 25 FT.
ELSEWHERE N OF 58N E OF 44W WINDS 25 TO 40 KT. SEAS 11 TO 22 FT.
.48 HOUR FORECAST E OF A LINE FROM 63N39W TO 61N38W TO 59N35W
AREA OF NW TO N WINDS 25 TO 40 KT. SEAS 15 TO 21 FT. ALSO E OF A
LINE FROM 60N44W TO 50N39W WINDS 20 TO 30 KT. SEAS 10 TO 20 FT.
...STORM WARNING...
.24 HOUR FORECAST NEW LOW 33N75W 1009 MB. S OF 34N BETWEEN 72W
AND 77W WINDS 25 TO 40 KT. SEAS 8 TO 13 FT.
.36 HOUR FORECAST LOW 37N68W 1000 MB. WITHIN 120 NM S SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST 41N61W 997 MB. WITHIN 240 NM SE QUADRANT WINDS
40 TO 50 KT. SEAS 11 TO 22 FT. ELSEWHERE WITHIN 300 NM NE AND
420 NM SE AND S QUADRANTS...AND WITHIN 90 NM EITHER SIDE OF A
LINE FROM 32N73W TO 35N62W WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
...GALE WARNING...
.LOW 36N64W 1009 MB MOVING E 45 KT AND WILL TURN NE AFTER 12
HOURS. WITHIN 360 NM SE AND 240 NM SW QUADRANTS WINDS 25 TO 35
KT. SEAS 8 TO 14 FT. ELSEWHERE WITHIN 360 NM NW QUADRANT AREA OF
NW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 37N42W 1005 MB. WITHIN 180 NM SE...480 NM
SW...AND 300 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 19
FT. ELSEWHERE S OF 39N E OF 55W WINDS 20 TO 30 KT. SEAS 8 TO 16
FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 44N33W
ABOVE.
...GALE WARNING...
.30 HOUR FORECAST WITHIN 90 NM OF 49N63W IN THE GULF OF SAINT
LAWRENCE AREA OF S WINDS 25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST FROM 45N TO 51N BETWEEN 55W AND 61W...AND
WITHIN 60 NM OF 49N64W...INCLUDING IN THE GULF OF SAINT
LAWRENCE...WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.
...GALE WARNING...
.36 HOUR FORECAST BETWEEN GREENLAND AND A LINE FROM 65N56W TO
61N50W AREA OF SE WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST BETWEEN GREENLAND AND A LINE FROM 64N57W TO
60N52W TO 59N46W AREA OF SE WINDS 30 TO 45 KT. SEAS 10 TO 19 FT.
ELSEWHERE N OF 58N BETWEEN 44W AND 61W AREA OF SE TO S WINDS 20
TO 30 KT. SEAS 8 TO 14 FT.
...GALE WARNING...
.42 HOUR FORECAST FROM 54N TO 58N BETWEEN 50W AND 57W AREA OF S
WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST FROM 51N TO 58N BETWEEN 50W AND 57W AREA OF S
WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
...GALE WARNING...
.48 HOUR FORECAST NEW LOW 36N73W 1003 MB. WITHIN 540 NM SW
QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY WITHIN 90 NM OF 65N54W...AND W
OF A LINE FROM 59N62W TO 56N58W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY W OF A LINE FROM 62N59W TO 55N52W TO
49N52W...BETWEEN GREENLAND AND A LINE FROM 63N60W TO 62N52W TO
59N46W TO 59N43W TO 62N35W...AND FROM 44N TO 50N BETWEEN 58W AND
69W INCLUDING THE GULF OF SAINT LAWRENCE.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 60N61W TO 54N55W...N OF 64N E OF GREENLAND...AND E OF A
LINE FROM 65N54W TO 63N52W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY FROM 46N TO 50N BETWEEN 58W AND 69W INCLUDING THE GULF OF
SAINT LAWRENCE...W OF A LINE FROM 64N58W TO 51N49W TO
48N50W...AND BETWEEN GREENLAND AND A LINE FROM 65N57W TO 58N45W
TO 59N41W TO 63N35W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY SW OF 50N65W
IN THE GULF OF SAINT LAWRENCE...AND N OF 64N E OF GREENLAND.
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY FROM 48N TO 50N W OF
63W IN THE GULF OF SAINT LAWRENCE...W OF A LINE FROM 60N62W TO
56N60W...AND BETWEEN GREENLAND AND A LINE FROM 65N56W TO 59N46W
TO 60N36W TO 62N35W.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 90 NM OF
59N45W...WITHIN 90 NM EITHER SIDE OF A LINE FROM 57N35W TO
53N40W...AND WITHIN 90 NM EITHER SIDE OF A LINE FROM 49N49W TO
46N43W.
.24 HOUR FORECAST DENSE FOG FROM 56N TO 62N E OF 41W...AND
WITHIN 90 NM OF 65N55W.
.48 HOUR FORECAST DENSE FOG N OF A LINE FROM 60N62W TO 57N53W TO
57N47W...E OF A LINE FROM 64N38W TO 61N35W...FROM 41N TO 50N
BETWEEN 59W AND 66W...AND W OF A LINE FROM 41N70W TO 36N75W.
.FORECASTER FIGURSKEY. OCEAN PREDICTION CENTER.
NATIONAL HURRICANE CENTER MIAMI FL
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO
SYNOPSIS VALID 1800 UTC FRI JAN 17.
24 HOUR FORECAST VALID 1800 UTC SAT JAN 18.
48 HOUR FORECAST VALID 1800 UTC SUN JAN 19.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC TROUGH FROM 31N61W TO 28N76W. WITHIN 31N59W TO 31N69W TO
30N67W TO 29N64W TO 30N61W TO 31N59W W TO NW WINDS 20 TO 30 KT.
SEAS 9 TO 11 FT. ELSEWHERE WITHIN 31N52W TO 31N57W TO 31N55W TO
30.5N54W TO 31N52.5W TO 31N52W SW TO W WINDS 20 TO 25 KT. SEAS 10
TO 12 FT. REMAINDER OF AREA WITHIN 31N49W TO 31N59W TO 30N62W TO
31N75W TO 29N73W TO 26N58W TO 31N49W WINDS 20 KT OR LESS. SEAS 8
TO 10 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N45W TO 27N53. TROUGH FROM
31N39W TO 23N51W. WITHIN 31N44.5W TO 31N51W TO 30N49.5W TO
30.5N46W TO 31N44.5W NW WINDS 20 TO 25 KT. SEAS 11 TO 13 FT.
ELSEWHERE WITHIN 31N41W TO 31N50W TO 31N63W TO 28N58W TO 27N55W
TO 29N43W TO 31N41W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW
SWELL.
.48 HOUR FORECAST COLD FRONT FROM 27N35W TO 25N39W. WITHIN
31N35W TO 31N55W TO 25N53W TO 21N57W TO 22N48W TO 27N36W TO
31N35W WINDS 20 KT OR LESS. SEAS 8 TO 13 FT IN NW TO N SWELL.
.ATLC WITHIN 28N35W TO 31N35W TO 31N50W TO 27N58W TO 20N65W TO
20N50W TO 28N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 31N35W TO 30N42W TO 20N53W TO 20N67W TO
10N56W TO 12N35W TO 31N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N
SWELL.
.48 HOUR FORECAST WITHIN 18N35W TO 21N51W TO 20N65W TO 10N57W TO
08N44W TO 11N35W TO 18N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE
SWELL.
.ATLC WITHIN 08N37W TO 08N39W TO 07N42W TO 07N45W TO 07N36W TO
08N37W WINDS 20 KT OR LESS. SEAS 8 FT IN NW TO N SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.ATLC 18 HOUR FORECAST WITHIN 29N78W TO 30N78W TO 30N80W TO
29N80W TO 27N79W TO 28N78W TO 29N78W S TO SW WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 30N76W TO 31N77W TO 31N78W TO 29N79W TO
28N79W TO 29N77W TO 30N76W SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
ELSEWHERE WITHIN 31N71W TO 31N77W TO 29N77W TO 29N79W TO 27N77W
TO 28N74W TO 31N71W S TO SW WINDS 20 TO 30 KT. SEAS LESS THAN 8
FT.
.48 HOUR FORECAST WITHIN 31N65W TO 30N75W TO 29N74W TO 30N71W TO
30N70W TO 31N65W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
ELSEWHERE WITHIN 30N75W TO 30N77W TO 30N78W TO 29N79W TO 29N74W
TO 30N75W SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. REMAINDER OF
AREA WITHIN 31N79W TO 31N80W TO 30.5N79.5W TO 30.5N79W TO 31N79W
W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.ATLC AND CARIBBEAN 12 HOUR FORECAST WITHIN 20N74W TO 17N72W TO
17N71W TO 18N70W TO 20N74W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 HOUR FORECAST WITHIN 18N71W TO 18N72W TO 17N75W TO 14N76W TO
15N74W TO 18N71W E WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE
WITHIN 20.5N70.5W TO 21N71W TO 20.5N72W TO 20N72.5W TO 20N72W TO
20N70.5W TO 20.5N70.5W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 17N74W TO 17N76W TO 16N75W TO 15N75W TO
15N74W TO 17N74W WINDS 20 KT OR LESS. SEAS 8 FT IN E SWELL.
.CARIBBEAN WITHIN 13N76W TO 13N78W TO 11N78W TO 10N78W TO 11N76W
TO 13N76W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.24 HOUR FORECAST WITHIN 12N72W TO 13N74W TO 11N75W TO 12N73W TO
11N70W TO 12N72W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. ELSEWHERE WITHIN 13N76W
TO 14N78W TO 12N80W TO 11N79W TO 11N77W TO 13N76W WINDS 20 KT OR
LESS. SEAS 8 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 15N76W TO 14N78W TO 13N79W TO 11N79W TO
11N77W TO 12N75W TO 15N76W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN NE TO E SWELL.
.GULF OF MEXICO 36 HOUR FORECAST COLD FRONT FROM 30N86W TO
21N97W. WITHIN 28N95W TO 29N95W TO 28N96W TO 27N97W TO 27N96W TO
28N95W N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT FROM 29N83W TO 19N95W. WITHIN
27N90W TO 28N95W TO 27N97W TO 22N98W TO 22N96W TO 25N91W TO
27N90W N WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN
30N86W TO 28N97W TO 22N98W TO 19N96W TO 22N93W TO 26N88W TO
30N86W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS 20
TO 30 KT. SEAS LESS THAN 8 FT.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
$$
.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.