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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 260947
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1030 UTC WED APR 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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). 

SECURITE 

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

SYNOPSIS VALID 0600 UTC APR 26 
24 HOUR FORECAST VALID 0600 UTC APR 27 
48 HOUR FORECAST VALID 0600 UTC APR 28 

.WARNINGS. 

...STORM WARNING... 
.24 HOUR FORECAST NEW LOW 63N40W 987 MB. OVER ICE FREE FORECAST 
WATERS BETWEEN 60 NM AND 120 NM SE QUADRANT WINDS 40 TO 50 KT. 
SEAS 18 TO 24 FT. ELSEWHERE N OF 57N AND E OF 42W WINDS 25 TO 40 
KT. SEAS 11 TO 18 FT. 
.48 HOUR FORECAST LOW 61N35W 978 MB. BETWEEN 90 NM AND 180 NM W 
AND NW SEMICIRCLES AND WITHIN 360 NM SW QUADRANT WINDS 40 TO 55 
KT. SEAS 13 TO 26 FT. ELSEWHERE WITHIN 240 NM N...AND 600 NM S 
AND W QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.

...GALE WARNING... 
.LOW 38N75W 1002 MB MOVING NE 10 KT. OVER FORECAST WATERS WITHIN 
480 NM NE AND 540 NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 
19 FT. 
.24 HOUR FORECAST LOW 41N71W 1010 MB. BETWEEN 240 NM AND 840 NM 
NE AND 240 NM AND 660 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS 8 
TO 14 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 37N TO 46N BETWEEN 57W 
AND 64W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 

...GALE WARNING... 
.OVER ICE FREE FORECAST WATERS NE AND E OF A FRONT FROM 62N40W 
TO 57N35W AND FROM 46N TO 58N E OF 43W WINDS 25 TO 35 KT. SEAS 8 
TO 15 FT. 
.24 HOUR FORECAST CONDITIONS E OF AREA. 

...GALE WARNING... 
.LOW 63N57W 994 MB MOVING NE 05 KT. OVER ICE FREE FORECAST 
WATERS WITHIN 180 NM NE AND 720 NM SE QUADRANTS WINDS 25 TO 35 
KT. SEAS 8 TO 14 FT. 
.24 HOUR FORECAST LOW 65N55W 998 MB. NW AND W OF A LINE FROM 
59N45W TO 56N48W WINDS 25 TO 35 KT. SEAS 9 TO 12 FT. 
.48 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS 
DIMINISHED. 

...GALE WARNING... 
.24 HOUR FORECAST LOW 57N44W 1006 MB. OVER ICE FREE FORECAST 
WATERS WITHIN 420 NM SE AND 540 NM SW QUADRANTS WINDS 25 TO 35 
KT. SEAS 9 TO 14 FT. 
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW  
DESCRIBED ABOVE.

...HEAVY FREEZING SPRAY WARNING... 
.LIGHT TO MODERATE FREEZING SPRAY OVER ICE FREE FORECAST WATERS 
W OF A LINE FROM 62N52W TO 56N54W.
.06 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE 
FROM 61N54W TO 57N56W. 
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY NW AND W OF A 
LINE FROM 60N46W TO 56N53W. 
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 58N AND 
W OF 50W. 

.SYNOPSIS AND FORECAST. 

.WITHIN 360 NM W AND NW OF A LINE FROM 44N35W TO 32N42W AREA OF 
N TO NE WINDS 20 TO 30 KT. SEAS TO 11 FT. 
.24 HOUR FORECAST OVER FORECAST WATERS E OF A LINE FROM 44N35W 
TO 31N49W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
.48 HOUR FORECAST CONDITIONS E OF AREA. 

.48 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 40N69W 
TO 31N77W AREA OF S TO SW WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST 
WATERS FROM 57N TO 63N E OF 37W. 
.24 HOUR FORECAST CONDITIONS IMPROVED. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST 
WATERS N OF 40N BETWEEN 66W AND 71W.
.24 HOUR FORECAST DENSE FOG N OF 40N BETWEEN 64W AND 70W AND N 
OF 43N BETWEEN 55W AND 61W. 
.48 HOUR FORECAST DENSE FOG N OF 40N BETWEEN 64W AND 71W AND 
FROM 42N TO 47N BETWEEN 48W AND 64W.

.HIGH 45N56W 1036 MB MOVING E 20 KT. 
.24 HOUR FORECAST HIGH 44N44W 1037 MB. 
.48 HOUR FORECAST HIGH 40N45W 1033 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 WED APR 26.
24 HOUR FORECAST VALID 0600 UTC THU APR 27.
48 HOUR FORECAST VALID 0600 UTC FRI APR 28.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N71W TO 25N73W. WITHIN AREA BOUNDED BY 
29N66W TO 26N66W TO 26N67W TO 29N69W TO 31N71W TO 31N66W TO 
29N66W SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
.18 HOUR FRONT DISSIPATED. FORECAST WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.CARIBBEAN 24 HOUR FORECAST WITHIN AREA BOUNDED BY 16N85W TO
16N86W TO 17N87W TO 18N87W TO 18N85W TO 17N84W TO 16N85W E TO SE
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST WITHIN AREA BOUNDED BY 16N85W TO 16N86W TO 
17N87W TO 18N87W TO 18N85W TO 17N84W TO 16N85W E TO SE WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 17N85W TO 16N86W TO 
17N87W TO 18N87W TO 18N86W TO 17N85W E TO SE WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.

.CARIBBEAN 48 HOUR FORECAST WITHIN AREA BOUNDED BY 11N74W TO
11N76W TO 13N76W TO 13N75W TO 13N73W TO 11N74W...INCLUDING
WITHIN 90 NM OF COAST OF COLOMBIA...NE TO E WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.

.GULF OF MEXICO WITHIN AREA BOUNDED BY 27N95W TO 26N96W TO
26N97W TO 27N97W TO 29N96W TO 29N94W TO 27N95W SE TO S WINDS 20
TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 29N92W TO 23N95W. WITHIN AREA 
BOUNDED BY 27N96W TO 26N97W TO 28N97W TO 29N95W TO 28N95W TO 
27N96W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.36 HOUR COLD FRONT FROM 29N91W TO 24N95W. FORECAST WINDS 20 KT 
OR LESS. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER CHRISTENSEN. 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