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NOAA>NWS>NCEP>OPC>Marine>Atlantic>High Seas>North Atlantic High Seas Forecast

North Atlantic High Seas Forecast

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FZNT01 KWBC 241945 CCA
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1630 UTC TUE JAN 24 2017 

CCODE/1:31:04:01:00/AOW/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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). 

PAN PAN 

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W 

SYNOPSIS VALID 1200 UTC JAN 24 
24 HOUR FORECAST VALID 1200 UTC JAN 25 
48 HOUR FORECAST VALID 1200 UTC JAN 26 

.WARNINGS. 

...HURRICANE FORCE WIND WARNING... 
.COMPLEX LOW WITH MAIN CENTER 61N42W 956 MB MOVING SE 15 KT. 
OVER ICE FREE WATERS N OF 60N WITHIN 180 NM W AND SW OF THE 
GREENLAND W COAST WINDS 40 TO 55 KT. SEAS 18 TO 32 FT. ELSEWHERE 
N OF A FRONT FROM 63N41W TO 65N35W...AND N OF 50N BETWEEN 35W 
AND 60W...EXCEPT WITHIN 120 NM OF LOW...WINDS 25 TO 40 KT. SEAS 
12 TO 27 FT...HIGHEST W AND SW OF LOW. ALSO WITHIN 120 NM OF LOW 
CENTER WINDS TO 25 KT. SEAS 8 TO 12 FT. 
.06 HOUR FORECAST LOW 60N41W 954 MB. WITHIN 180 NM W AND SW OF 
THE GREENLAND W COAST FROM 60N TO 64N WINDS 50 TO 65 KT. SEAS 22 
TO 41 FT. 
.24 HOUR FORECAST LOW 57N35W 964 MB. FROM 57N TO 63N BETWEEN 48W 
AND 54W WINDS 45 TO 55 KT. SEAS 24 TO 40 FT. ALSO WITHIN 600 NM 
SW AND 720 NM NW QUADRANTS WINDS 35 TO 45 KT. SEAS 19 TO 38 FT. 
ELSEWHERE WITHIN 900 NM S...720 NM SW...AND 840 NM NW QUADRANTS 
AND W AND NW OF A LINE FROM 60N39W TO 64N35W WINDS 25 TO 35 KT. 
SEAS 10 TO 24 FT...HIGHEST SW.  
.48 HOUR FORECAST LOW WELL E OF AREA. FROM 56N TO 62N BETWEEN 
44W AND 51W WINDS 25 TO 40 KT. SEAS 12 TO 24 FT. ELSEWHERE N AND 
NE OF A LINE FROM 58N52W TO 42N35W WINDS 20 TO 30 KT. SEAS 10 TO 
24 FT...HIGHEST NEAR 49N35W. 

...STORM WARNING... 
.LOW 39N73W 986 MB MOVING NE 15 KT. OVER FORECAST WATERS FROM 
41N TO 44N BETWEEN 64W AND 70W WINDS 35 TO 50 KT. SEAS 12 TO 24 
FT. ALSO FROM 31N TO 45N W OF 58W...EXCEPT WITHIN 120 NM E AND 
SE QUADRANTS...WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. ALSO WITHIN 
120 NM E AND SE QUADRANTS WINDS TO 25 KT. SEAS 8 TO 13 FT. 
.24 HOUR FORECAST LOW 44N68W 988 MB. WITHIN 360 NM NE AND E OF A 
LINE FROM 48N66W TO 40N59W TO 31N57W WINDS 30 TO 45 KT. SEAS 10 
TO 20 FT. ELSEWHERE N OF 31N BETWEEN 120 NM AND 840 NM S 
QUADRANT WINDS 25 TO 40 KT. SEAS 11 TO 22 FT.  
.48 HOUR FORECAST LOW ABSORBED BY NEW LOW 48N62W 982 MB. WITHIN 
300 NM NE AND E OF A FRONT FROM THE LOW TO 45N51W TO 38N47W TO 
31N46W...ALSO WITHIN 1080 NM S AND SE QUADRANTS WINDS 25 TO 40 
KT. SEAS 11 TO 22 FT.

...GALE WARNING...
.OVER FORECAST WATERS FROM 34N TO 50N E OF 44W WINDS 25 TO 40 
KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST CONDITIONS E OF AREA.

...GALE WARNING...
.48 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 38N67W 
TO 31N74W WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. 

...HEAVY FREEZING SPRAY WARNING... 
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE WATERS N AND NW 
OF A LINE FROM 60N45W TO 58N57W...ALSO FROM 51N TO 55N W OF 52W. 
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 61N W OF 
GREENLAND.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF 
GREENLAND. 

.SYNOPSIS AND FORECAST. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 42N 
BETWEEN 65W AND 70W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 45N BETWEEN 57W AND 64W.
.48 HOUR FORECAST DENSE FOG WITHIN 180 NM OF 45N50W AND 120 NM 
OF 47N57W.

.HIGH 43N52W 1024 MB MOVING SE 10 KT. 
.24 HOUR FORECAST HIGH DISSIPATED. 

.24 HOUR FORECAST NEW HIGH 35N38W 1025 MB. 
.48 HOUR FORECAST HIGH E OF AREA.

.48 HOUR FORECAST HIGH 60N57W 1015 MB. 

.FORECASTER REINHART. 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 1200 UTC TUE JAN 24.
24 HOUR FORECAST VALID 1200 UTC WED JAN 25.
48 HOUR FORECAST VALID 1200 UTC THU JAN 26.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC COLD FRONT FROM 31N69W TO 25N69W TO 20N74W. POST-FRONTAL 
TROUGH FROM 31N71W TO 27N74W. N OF 25N WITHIN 210 NM E OF FRONT 
S TO SW WINDS 30 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE N OF 20N 
E OF FRONT TO A LINE FROM 31N62W TO 25N62W TO 20N67W S TO SW 
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. N OF 27N W OF FRONT AND 
TROUGH TO 77W W TO NW WINDS 20 TO 30 KT...EXCEPT 30 TO 35 KT N 
OF 29N BETWEEN TROUGH AND 77W. SEAS 10 TO 14 FT. S OF 27N W OF 
FRONT TO BAHAMAS W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT.  
.24 HOUR FORECAST COLD FRONT FROM 31N58W TO 25N59W TO 19N68W.
POST-FRONTAL TROUGH FROM 31N61W TO 25N64W. N OF 25N WITHIN 210 
NM E OF FRONT S TO SW WINDS 30 TO 35 KT. SEAS 10 TO 15 FT. N OF 
26N WITHIN 390 NM E OF FRNT SE TO S WINDS 25 TO 35 KT. SEAS 
10 TO 15 FT. FROM 22N TO 26N WITHIN 240 NM E OF FRONT S TO SW 
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT FROM 22N TO 24N AND 10 TO 13 
FT FROM 24N TO 26N. N OF 25N W OF FRONT AND TROUGH TO A LINE 
FROM 31N71W TO 25N66W W TO NW WINDS 20 TO 30 KT...EXCEPT 30 TO 
35 KT N OF 29N BETWEEN 63W AND 70W. SEAS 10 TO 15 FT. ELSEWHERE 
N OF 21N W OF FRONT AND TROUGH TO BAHAMAS AND N OF 27N W OF 
FRONT AND TROUGH TO 77W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN 
NW TO N SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N48W TO 24N55W TO 18N64W. N 
OF 28N WITHIN 240 NM E OF FRONT S TO SW WINDS 25 TO 30 KT. SEAS 
9 TO 14 FT. FROM 25N TO 28N WITHIN 180 NM E OF FRONT S TO SW 
WINDS 20 TO 25 KT. SEAS 8 TO 12 FT. N OF 28N W OF FRONT TO 58W W 
TO NW WINDS 20 TO 25 KT. SEAS 10 TO 14 FT IN NW SWELL. ELSEWHERE 
N OF 21N W OF FRONT TO A LINE FROM 31N68W TO 26N66W TO 21N64W 
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW TO N SWELL...HIGHEST 
NE.

.SYNOPSIS AND FORECAST.

.ATLC N OF 28N E OF 40W WINDS 20 KT OR LESS. SEAS 8 FT IN NW 
SWELL.
.24 HOUR FORECAST SE OF A LINE FROM 18N35W TO 07N51W WINDS 20 KT 
OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST S OF 10N E OF 47W WINDS 20 KT OR LESS. SEAS 8 
FT IN MIXED NE AND NW SWELL.

.ATLC 42 HOUR FORECAST N OF 30N W OF 75W SW WINDS 20 TO 25 KT. 
SEAS TO 8 FT.
.ATLC 48 HOUR FORECAST COLD FRONT OVER SE U.S. N OF 29N W OF
74W SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

.CARIBBEAN COLD FRONT FROM 20N74W TO 15N79W TO 11N84W. N OF 16N 
W OF FRONT...INCLUDING YUCATAN CHANNEL...WINDS 20 KT OR LESS. 
SEAS 6 TO 8 FT IN NW SWELL.
.09 HOUR FORECAST COLD FRONT FROM 20N73W TO 15N79W TO 10N83W.
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 36 HOUR FORECAST FROM 09N TO 12.5N WITHIN 90 NM OF 
COAST OF COLOMBIA NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 10N TO 13N BETWEEN 74W AND 77W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. FROM 15N TO 17N BETWEEN 
70W AND 73W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO E OF 84W...INCLUDING THE YUCATAN CHANNEL...WINDS 
20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO FROM 23N TO 26N W OF 96W S WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.18 HOUR FORECAST COLD FRONT APPROACHING FROM THE NW. FROM 20N 
TO 25N W OF 94W SE TO S WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST COLD FRONT ALONG TEXAS COAST. N OF 26N BETWEEN 
92W AND 96W S TO SW WINDS 20 TO 25 KT. SEAS TO 8 FT.
.30 HOUR FORECAST COLD FRONT FROM 30N94W TO 26N97W. W OF FRONT 
NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT FROM 30N86W TO 25N93W TO 19N95W. W 
OF FRONT NW TO N WINDS 20 TO 25 KT...EXCEPT NW TO N 25 TO 30 KT 
S OF 20N W OF 95W. SEAS TO 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.


NOAA/ National Weather Service
National Centers for Environmental Prediction
NOAA Center for Weather and Climate Prediction (NCWCP)
Ocean Prediction Center
Mr. Darin Figurskey
Chief, Ocean Forecast Branch
NCWCP, W/NP41
5830 University Research Court
College Park, Maryland 20740-3818

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Page last modified:  Monday, July 25, 2016 12:55:28 UTC