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

North Atlantic High Seas Forecast

[Printable Version]   [Alt Link/Previous Versions]
FZNT01 KWBC 240947
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1030 UTC FRI FEB 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0600 UTC FEB 24 
24 HOUR FORECAST VALID 0600 UTC FEB 25 
48 HOUR FORECAST VALID 0600 UTC FEB 26 

.WARNINGS. 

...HURRICANE FORCE WIND WARNING... 
.24 HOUR FORECAST LOW E OF AREA 66N31W 939 MB. OVER ICE FREE 
FORECAST WATERS FROM 56N TO 61N E OF 52W WINDS 40 TO 55 KT. SEAS 
17 TO 22 FT. ELSEWHERE WITHIN 960 NM SW QUADRANT WINDS 25 TO 40 
KT. SEAS 10 TO 18 FT. 
.30 HOUR FORECAST LOW 65N37W 938 MB. FROM 57N TO 61N E OF 51W 
WINDS 50 TO 65 KT. SEAS 22 TO 34 FT.
.48 HOUR FORECAST LOW E OF AREA 60N32W 953 MB. BETWEEN 240 NM 
AND 420 NM SW QUADRANT WINDS 55 TO 70 KT. SEAS 26 TO 52 FT. 
ELSEWHERE WITHIN 480 NM SW QUADRANT WINDS 40 TO 55 KT. SEAS 20 
TO 42 FT. ALSO WITHIN 660 NM SW AND 600 NM W QUADRANTS WINDS 25 
TO 40 KT. SEAS 12 TO 24 FT. 

...STORM WARNING... 
.OVER ICE FREE FORECAST WATERS E OF A LINE FROM 61N49W TO 54N43W 
AREA OF NW WINDS 30 TO 45 KT. SEAS 9 TO 14 FT. 
.06 HOUR FORECAST WITHIN 90 NM SW OF A LINE FROM 60N42W TO 
58N38W AREA OF NW WINDS 40 TO 50 KT. SEAS 14 TO 19 FT. 
.24 HOUR FORECAST CONDITIONS ABSORBED BY LOW 66N31W DESCRIBED 
ABOVE. 

...GALE WARNING...
.LOW 49N37W 987 MB MOVING NE 40 KT. OVER FORECAST WATERS WITHIN 
360 NM N...420 NM S...AND 300 NM W QUADRANTS WINDS 30 TO 45 KT. 
SEAS 12 TO 23 FT.
.24 HOUR FORECAST CONDITIONS ABSORBED BY LOW 66N31W DESCRIBED 
ABOVE. 

...GALE WARNING... 
.FROM 31N TO 33N BETWEEN 69W AND 79W WINDS 25 TO 35 KT. SEAS 8 
TO 12 FT. 
.24 HOUR FORECAST LOW 33N74W 1008 MB. BETWEEN 240 NM AND 480 NM 
NE AND 360 NM AND 600 NM E QUADRANTS WINDS 25 TO 35 KT. SEAS 9 
TO 14 FT. 
.48 HOUR FORECAST LOW 42N64W 998 MB. FROM 35N TO 43N BETWEEN 56W 
AND 62W WINDS 30 TO 45 KT. SEAS 10 TO 18 FT. 

...GALE WARNING... 
.LOW INLAND 50N62W 995 MB MOVING NE 45 KT. OVER FORECAST WATERS 
WITHIN 420 NM SE AND 480 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 
LESS THAN 8 FT. 
.24 HOUR FORECAST LOW E OF AREA 54N34W 990 MB. WITHIN 660 NM SW 
QUADRANT WINDS 30 TO 45 KT. SEAS 13 TO 21 FT. 
.48 HOUR FORECAST CONDITIONS E OF AREA. 

...GALE WARNING...
.LOW 64N53W 992 MB MOVING SE 05 KT. OVER ICE FREE FORECAST 
WATERS N OF 56N AND W OF 55W WINDS 20 TO 30 KT. SEAS TO 8 FT.
.06 HOUR FORECAST LOW 64N53W 990 MB. WITHIN 420 NM SW AND 120 NM 
NW QUADRANTS WINDS 25 TO 40 KT. SEAS TO 12 FT. 
.24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS 
DESCRIBED ABOVE WITH LOW 66N31W. 

...HEAVY FREEZING SPRAY WARNING... 
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS 
N AND NW OF A LINE FROM 61N48W TO 58N58W. 
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW AND W OF A 
LINE FROM 60N40W TO 55N53W. 
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE 
FROM 59N44W TO 59N50W TO 61N60W.

.SYNOPSIS AND FORECAST. 

.48 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 41N69W 
TO 35N70W TO 31N75W WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST 
WATERS N OF A LINE FROM 40N70W TO 44N59W AND N OF 61N W OF 57W.
.24 HOUR FORECAST DENSE FOG N OF 40N BETWEEN 65W AND 71W AND 
FROM 42N TO 46N BETWEEN 49W AND 64W AND N OF 59N W OF 54W. 
.48 HOUR FORECAST DENSE FOG FROM 40N TO 47N BETWEEN 49W AND 70W.

.HIGH 35N57W 1024 MB MOVING NE 25 KT. 
.24 HOUR FORECAST HIGH 37N46W 1029 MB. 
.48 HOUR FORECAST HIGH 38N40W 1029 MB. 

.48 HOUR FORECAST HIGH 47N46W 1026 MB. 

.FORECASTER BELL. 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 0600 UTC FRI FEB 24.
24 HOUR FORECAST VALID 0600 UTC SAT FEB 25.
48 HOUR FORECAST VALID 0600 UTC SUN FEB 26.

.WARNINGS.

...ATLC GALE WARNING...
.LOW PRES NEAR 28.5N78W 1004 MB. FRONT FROM LOW TO 29N74W TO 
26N71W. WITHIN 120 NM N OF FRONT BETWEEN 70W AND 77W E TO SE 
WINDS 30 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE N OF 22N BETWEEN 
65W AND 72W SE TO S WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 
.24 HOUR FORECAST LOW PRES N OF AREA. N OF 24N BETWEEN 60W AND 
66W SE TO S WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. ELSEWHERE E OF A 
LINE FROM 25N66W TO 31N74W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
IN SE SWELL.
.48 HOUR FORECAST LOW PRES WELL N OF AREA. N OF 30N BETWEEN 57W 
AND 61W S WINDS 20 TO 25 KT. SEAS TO 8 FT. 

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N40W TO 27N45W THEN STATIONARY TO 21N55W 
TO 21N63W. N OF 19N W OF LINE FROM 31N39W TO 24N45W TO 19N53W TO 
65W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.24 HOUR FORECAST STATIONARY FRONT FROM 31N38W TO 25N50W. N OF 
29N W OF FRONT TO 43W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST FRONTAL TROUGH FROM 31N42W TO 26N48W. WINDS 20 
KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC 24 HOUR FORECAST FROM 16N TO 19N BETWEEN 42W AND 46W WINDS 
20 KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.36 HOUR FORECAST FROM 14N TO 18N BETWEEN 38W AND 46W WINDS 20 
KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.42 HOUR FORECAST FROM 14N TO 17N BETWEEN 38W AND 48W WINDS 20 
KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST FROM 14N TO 17N BETWEEN 40W AND 50W WINDS 20 
KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.

.ATLC 48 HOUR FORECAST COLD FRONT FROM 31N76W TO 29N81W. NW OF 
FRONT NW WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT.

.CARIBBEAN COLD FRONT FROM 20N75W TO 17N81W. N OF 18N E OF COLD 
FRONT...INCLUDING THE WINDWARD PASSAGE S TO SW WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT. 
.12 HOUR FORECAST FRONT DISSIPATED. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.GULF OF MEXICO 24 HOUR FORECAST COLD FRONT 30N91W TO 22N97W. N 
OF 27N W OF FRONT NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.30 HOUR FORECAST COLD FRONT 30N87W TO 25N95W TO 19N94W. N OF 
25N W OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. S 
OF 21N W OF FRONT NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.  
.36 HOUR FORECAST COLD FRONT 30N84W TO 23N96W TO 19N94W. WINDS 
20 KT OR LESS. SEAS LESS THAN 8 FT. 

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

$$
.FORECASTER GR. 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