High Seas Forecast
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000
FZNT01 KWBC 282134
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI APR 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC APR 28
24 HOUR FORECAST VALID 1800 UTC APR 29
48 HOUR FORECAST VALID 1800 UTC APR 30

.WARNINGS.

...STORM WARNING...
.LOW E OF AREA 60N30W 970 MB MOVING NE 05 KT THROUGH 12 HOURS
THEN TURNING SW. WITHIN 240 NM N OF A LINE FROM 52N35W TO 57N48W
WINDS 35 TO 50 KT. SEAS IN ICE FREE WATERS 16 TO 28 FT.
ELSEWHERE N AND NE OF A LINE FROM 48N35W TO 58N53W TO 63N54W
WINDS 25 TO 40 KT. SEAS 10 TO 21 FT.
.24 HOUR FORECAST LOW E OF AREA 61N32W 984 MB. NE AND E OF A
LINE FROM 50N36W TO 60N43W AND N OF 60N E OF GREENLAND WINDS 20
TO 30 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW 63N35W 982 MB. N
OF 62N E OF GREENLAND WINDS 35 TO 50 KT. SEAS 12 TO 20 FT.
ELSEWHERE N OF 61N E OF GREENLAND WINDS 25 TO 35 KT. SEAS 8 TO
13 FT.

...STORM WARNING...
.24 HOUR FORECAST FROM 35N TO 43N BETWEEN 65W AND 75W AREA OF SW
WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST NEW LOW 43N56W 1005 MB. WITHIN 360 NM S
QUADRANT WINDS 25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 43N45W 995 MB. WITHIN 300 NM S SEMICIRCLE
WINDS 35 TO 50 KT. SEAS 11 TO 21 FT. ELSEWHERE OVER FORECAST
WATERS WITHIN 600 NM S AND SE AND 720 NM W QUADRANTS WINDS 25 TO
35 KT. SEAS 8 TO 15 FT.

...GALE WARNING...
.24 HOUR FORECAST LOW 53N49W 994 MB. BETWEEN 180 NM AND 840 NM S
QUADRANT WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 53N41W 979 MB. WITHIN 180 NM N AND NE
QUADRANTS AND 240 NM S SEMICIRCLE AND W OF A LINE FROM 50N46W TO
53N49W WINDS 25 TO 40 KT. SEAS IN ICE FREE WATERS 8 TO 16 FT.

...GALE WARNING...
.24 HOUR FORECAST LOW 59N60W 988 MB. OVER FORECAST WATERS W OF A
LINE FROM 53N44W TO 63N58W AREA OF SE WINDS 20 TO 30 KT. SEAS IN
ICE FREE WATERS TO 8 FT.
.36 HOUR FORECAST LOW 61N60W 987 MB. WITHIN 300 NM S AND SW AND
420 NM E QUADRANTS WINDS 25 TO 40 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 63N59W 989 MB. W OF A LINE FROM 54N51W TO
59N53W TO 66N54W AND FROM 57N TO 60N BETWEEN 39W AND 50W  WINDS
25 TO 40 KT. SEAS IN ICE FREE WATERS 8 TO 16 FT.

.SYNOPSIS AND FORECAST.

.LOW 44N60W 1018 MB MOVING NE 10 KT. FROM 37N TO 47N BETWEEN 53W
AND 62W AREA OF S TO SW WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED WITH LOW
53N49W IN WARNINGS SECTION ABOVE.

.FRONT EXTENDS FROM 45N35W TO 47N49W. WITHIN 240 NM S OF FRONT W
TO NW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST WITH LOW 53N49W IN WARNINGS SECTION ABOVE.

.FROM 31N TO 38N BETWEEN 35W AND 40W AREA OF N TO NE WINDS TO 25
KT. SEAS TO 12 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 44N
BETWEEN 65W AND 70W AND FROM 42N TO 49N BETWEEN 47W AND 63W.
.24 HOUR FORECAST DENSE FOG FROM 39N TO 43N BETWEEN 65W AND 71W
AND FROM 41N TO 53N BETWEEN 44W AND 60W.
.48 HOUR FORECAST CONDITIONS IMPROVING.

.LIGHT TO MODERATE FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 60N W OF GREENLAND.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 64N W OF
GREENLAND.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W OF A LINE
FROM 56N55W TO 61N55W.

.HIGH 38N45W 1034 MB MOVING SE 15 KT.
.24 HOUR FORECAST HIGH 35N41W 1029 MB.
.48 HOUR FORECAST HIGH E OF AREA.

.HIGH 51N50W 1026 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST NEW HIGH 32N68W 1028 MB.
.48 HOUR FORECAST HIGH 32N70W 1027 MB.

.FORECASTER KOSIER. 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 APR 28.
24 HOUR FORECAST VALID 1800 UTC SAT APR 29.
48 HOUR FORECAST VALID 1800 UTC SUN APR 30.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.06 HOUR FORECAST WITHIN AREA BOUNDED BY 23N96W TO 22N97W TO
22N98W TO 25N97W TO 24N96W TO 23N96W SE WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT. WITHIN AREA BOUNDED BY 22N87W TO 22N88W TO
22N90W TO 25N91W TO 25N90W TO 24N89W TO 22N87W E TO SE WINDS 20
TO 30 KT. SEAS TO 8 FT.
.12 HOUR FORECAST WITHIN AREA BOUNDED BY 23N87W TO 19N91W TO
21N97W TO 27N97W TO 29N95W TO 29N89W TO 23N87W SE WINDS 20 TO 30
KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 24N90W TO 21N93W TO
23N97W TO 28N97W TO 30N95W TO 29N89W TO 24N90W SE TO S WINDS 20
TO 30 KT. SEAS 8 TO 13 FT...HIGHEST NEAR 27N94W.
.42 HOUR FORECAST COLD FRONT 30N94W TO 26N96W TO 22.5N98W.
WITHIN AREA BOUNDED BY 23N98W TO 26N97W TO 27N97W TO 29N96W TO
30N94W TO 23N98W NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
WITHIN AREA BOUNDED BY 25N84W TO 19N95W TO 22N97W TO 30N93W TO
30N86W TO 25N84W SE TO S WINDS 20 TO 30 KT. SEAS 8 TO 13 FT...
HIGHEST NEAR 27N92W.
.48 HOUR FORECAST COLD FRONT FROM 30N92W TO 26N94W TO 21N97W.
WITHIN AREA BOUNDED BY 21N97W TO 22N98W TO 24N98W TO 23N97W TO
21N97W NW TO N WINDS 25 TO 35 KT. SEAS 8 TO 10 FT. ELSEWHERE
WITHIN AREA BOUNDED BY 19N96W TO 21N97W TO 23N98W TO 28N97W TO
26N95W TO 25N95W TO 19N96W N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT N
OF 22N. WITHIN AREA BOUNDED BY 28N88W TO 27N93W TO 30N92W TO
29N89W TO 31N88W TO 30N86W TO 28N88W SE TO S WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT...HIGHEST NEAR 28N91W. ELSEWHERE WITHIN AREA
BOUNDED BY 22N93W TO 28N97W TO 29N93W TO 28N92W TO 29N86W TO
27N85W TO 22N93W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SE TO S
SWELL.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN AREA BOUNDED BY 22N35W TO 23N41W TO 27N44W TO
31N43W TO 31N35W TO 22N35W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT
IN MIXED NE AND SE SWELL...HIGHEST NEAR 30.5N35W.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 17N35W TO 19N41W TO
25N46W TO 31N43W TO 31N35W TO 17N35W WINDS 20 KT OR LESS. SEAS 8
TO 11 FT IN MIXED NE AND SE SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 12N35W TO 15N43W TO
22N47W TO 21N35W TO 12N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
MIXED NE AND SE SWELL.

.ATLC AND CARIBBEAN 06 HOUR FORECAST WITHIN AREA BOUNDED BY
19.5N72W TO 19.5N74W TO 21N73W TO 21N71W TO 19.5N72W...
INCLUDING APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 19N72W TO 19N74W TO
21N73W TO 21N71W TO 19N72W...INCLUDING APPROACH TO WINDWARD
PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 20N71W TO 20N72.5W TO
20N74W TO 21N74W TO 21N72W TO 20N71W...INCLUDING APPROACH TO
WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.

.CARIBBEAN WITHIN AREA BOUNDED BY 11N69W TO 12N73W TO 11N76W TO
13N77W TO 13N75W TO 12N69W TO 11N69W...INCLUDING WITHIN 90 NM OF
COAST OF COLOMBIA AND GULF OF VENEZUELA...NE TO E WINDS 20 TO 25
KT. SEAS TO 8 FT.
.12 HOUR FORECAST WITHIN AREA BOUNDED BY 11N64W TO 12N73W TO
11N78W TO 16N78W TO 16N73W TO 13N67W TO 11N64W...INCLUDING WITHIN
90 NM OF COAST OF COLOMBIA AND GULF OF VENEZUELA...NE TO E WINDS
20 TO 30 KT. SEAS 8 TO 11 FT W OF 70W. WITHIN AREA BOUNDED BY
17N71W TO 17N72W TO 17N73W TO 18N73W TO 18N71W TO 17N71W E WINDS
20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 16N79W TO 16N72W TO
11N68W TO 11N79W TO 16N79W...INCLUDING WITHIN 90 NM OF COAST OF
COLOMBIA...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT W OF 71W.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 13N74W TO 12N76W TO
13N79W TO 15N79W TO 17N73W TO 13N74W WINDS 20 KT OR LESS. SEAS TO
8 FT IN NE TO E SWELL.

.CARIBBEAN 03 HOUR FORECAST WITHIN AREA BOUNDED BY 16N85W TO
17N86W TO 16N87W TO 16N88W TO 19N87W TO 18N86W TO 16N85W...
INCLUDING GULF OF HONDURAS...E WINDS 20 TO 30 KT. SEAS BUILDING
TO 8 TO 10 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.27 HOUR FORECAST WITHIN AREA BOUNDED BY 16N85W TO 16N88W TO
17N88W TO 18N87W TO 16N85W...INCLUDING GULF OF HONDURAS...E
WINDS 20 TO 30 KT. SEAS BUILDING TO 8 FT.
.36 HOUR FORECAST WITHIN AREA BOUNDED BY 16N85W TO 16N88W TO
18N88W TO 20N87W TO 20N86W TO 16N85W...INCLUDING GULF OF
HONDURAS...E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 24 HOUR FORECAST WITHIN AREA BOUNDED BY 23N80W
TO 23N81W TO 23N83W TO 24N83W TO 24N82W TO 24N81W TO 23N80W...
INCLUDING STRAITS OF FLORIDA...E WINDS 20 TO 25 KT. SEAS BUILDING
TO 8 FT.
.42 HOUR 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 LEWITSKY. NATIONAL HURRICANE CENTER.


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