High Seas Forecast
Issued by NWS

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690
FZNT01 KWBC 291008
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SAT APR 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 29
24 HOUR FORECAST VALID 0600 UTC APR 30
48 HOUR FORECAST VALID 0600 UTC MAY 01

.WARNINGS.

...STORM WARNING...
.OVER FORECAST WATERS FROM 37N TO 47N BETWEEN 66W AND 50W WINDS
20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST WITHIN 300 NM S AND W OF A LINE FROM 41N50W TO
42N59W TO 46N59W WINDS 25 TO 35 KT. SEAS TO 10 FT.
.36 HOUR FORECAST NEW LOW 44N43W 987 MB. WITHIN 240 NM SE OF A
LINE FROM 43N43W TO 37N51W WINDS 40 TO 55 KT. SEAS 15 TO 20 FT.
ELSEWHERE WATERS WITHIN 660 NM E...780 NM S...AND 960 NM W
QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW E OF AREA 48N33W 975 MB. WITHIN 300 NM SE
OF A FRONT TO EXTEND FROM 46N35W TO 34N45W TO 32N54W WINDS 40 TO
50 KT. SEAS 11 TO 22 FT. ELSEWHERE S AND SW OF THE FRONT WINDS
25 TO 40 KT. SEAS 8 TO 17 FT.

...GALE WARNING...
.OVER FORECAST WATERS WITHIN 420 NM S AND SW OF A TROUGH FROM
56N35W TO 60N45W TO 64N52W WINDS 25 TO 40 KT. SEAS 11 TO 22 FT.
ELSEWHERE NW AND W OF A LINE FROM 39N35W TO 45N46W TO 61N51W
WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST N OF 59N E OF GREENLAND WINDS 25 TO 35 KT.
SEAS TO 12 FT.
.48 HOUR FORECAST N OF 63N E OF GREENLAND WINDS 25 TO 40 KT.
SEAS TO 11 FT.

...GALE WARNING...
.12 HOUR FORECAST NEW LOW 52N48W 995 MB. OVER FORECAST WATERS
WITHIN 420 NM SE OF A LINE FROM 52N46W TO 38N60W WINDS 25 TO 35
KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 52N41W 985 MB. WITHIN 300 NM N
SEMICIRCLE...WITHIN 420 NM E...AND 1140 NM S QUADRANTS WINDS 25
TO 40 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW 53N37W 972 MB. WITHIN 540 NM N...300 NM
W...AND 180 NM S AND E QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13
FT.

...GALE WARNING...
.24 HOUR FORECAST LOW 60N56W 986 MB. OVER FORECAST WATERS WITHIN
360 NM NE OF A LINE FROM 55N49W TO 61N58W WINDS 25 TO 40 KT.
SEAS TO 12 FT.
.48 HOUR FORECAST LOW 62N58W 995 MB. FROM 49N TO 55N BETWEEN 52W
AND 44W WINDS 35 TO 45 KT. SEAS 17 TO 20 FT. ELSEWHERE WITHIN
780 NM SW AND W OF A LINE FROM 45N37W TO 64N56W WINDS 25 TO 40
KT. SEAS 9 TO 17 FT.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 41N TO 51N BETWEEN 47W AND 64W...AND FROM 39N TO 44N
BETWEEN 64W AND 71W.
.24 HOUR FORECAST DENSE FOG FROM 41N TO 52N BETWEEN 60W AND 46W.
.48 HOUR FORECAST CONDITIONS IMPROVING.

.LIGHT TO MODERATE FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 61N W OF GREENLAND.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W OF A LINE
FROM 56N56W TO 60N56W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W OF A LINE
FROM 49N50W TO 62N56W.

.HIGH 37N44W 1031 MB MOVING SE 20 KT.
.24 HOUR FORECAST HIGH JUST E OF AREA 33N34W 1026 MB.
.48 HOUR FORECAST HIGH WELL E OF AREA.

.HIGH 32N63W 1027 MB MOVING W 15 KT.
.24 HOUR FORECAST HIGH 32N71W 1027 MB.
.48 HOUR FORECAST HIGH 32N69W 1028 MB.

.48 HOUR FORECAST HIGH 41N65W 1026 MB.

.FORECASTER SOMMERVILLE. 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 SAT APR 29.
24 HOUR FORECAST VALID 0600 UTC SUN APR 30.
48 HOUR FORECAST VALID 0600 UTC MON MAY  1.

.WARNINGS.

...GALE WARNING...
.GULF OF MEXICO WITHIN AREA BOUNDED BY 22N88W TO 21N92W TO
24N96W TO 28N97W TO 29N92W TO 27N89W TO 22N88W...INCLUDING
WITHIN 60 NM OF COAST OF CAMPECHE...SE WINDS 20 TO 30 KT. SEAS 8
FT.
.24 HOUR FORECAST COLD FRONT APPROACHING FROM W. WITHIN AREA
BOUNDED BY 22N88W TO 23N94W TO 20N97W TO 27N97W TO 29N94W TO
29N87W TO 22N88W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...
SE TO S WINDS 20 TO 30 KT. SEAS 9 TO 11 FT. WITHIN AREA BOUNDED
BY 24N81W TO 23N83W TO 24N85W TO 25N86W TO 28N86W TO 26N84W TO
24N81W...INCLUDING STRAITS OF FLORIDA... E TO SE WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST COLD FRONT FROM 30N92W TO 23N96W TO 19N96W.
WITHIN AREA BOUNDED BY 19N95W TO 19N96W TO 21N97W TO 23N98W TO
23N96W TO 22N95W TO 19N95W...INCLUDING WITHIN 60 NM OF COAST OF
VERACRUZ... NW TO N WINDS 25 TO 35 KT. SEAS LESS THAN 8 FT.
WITHIN AREA BOUNDED BY 25N89W TO 23N94W TO 24N98W TO 28N96W TO
30N89W TO 30N86W TO 25N89W S WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
WITHIN AREA BOUNDED BY 23N81W TO 23N83W TO 24N83W TO 24N81W TO
23N81W...INCLUDING STRAITS OF FLORIDA...E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT FROM 30N89W TO LOW PRES NEAR 19N89W
1011 MB. WITHIN AREA BOUNDED BY 19N95W TO 19N96W TO 23N98W TO
25N98W TO 26N96W TO 26N93W TO 19N95W...INCLUDING WITHIN 60 NM OF
COAST OF VERACRUZ... N TO NE WINDS 20 TO 25 KT. SEAS 8 FT. WITHIN
AREA BOUNDED BY 30N86W TO 29N88W TO 29N89W TO 30N88W TO 30N86W
SW WINDS 20 TO 25 KT. SEAS 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN AREA BOUNDED BY 20N35W TO 20N40W TO 24N42W TO
31N43W TO 30N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 9 TO 11 FT.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 17N36W TO 18N41W TO
22N44W TO 27N40W TO 27N35W TO 17N36W WINDS 20 KT OR LESS. SEAS 8
TO 9 FT.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 10N35W TO 10N40W TO
10N42W TO 14N43W TO 15N42W TO 14N35W TO 10N35W WINDS 20 KT OR
LESS. SEAS 8 FT.

.ATLC WITHIN AREA BOUNDED BY 20N72.5W TO 20N74W TO 21N74W TO
21N72.5W TO 20N72.5W...INCLUDING APPROACHES TO WINDWARD
PASSAGE... E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 20N72.5W TO 20N74W TO
21N74W TO 21N72.5W TO 20N72.5W...INCLUDING APPROACHES TO WINDWARD
PASSAGE... E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 20N72.5W TO 20N74W TO
21N74W TO 21N72.5W TO 20N72.5W...INCLUDING APPROACHES TO WINDWARD
PASSAGE... E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN WITHIN AREA BOUNDED BY 16N86W TO 16N88W TO 18N88W TO
19N88W TO 19N86W TO 16N86W...INCLUDING GULF OF HONDURAS... E TO
SE WINDS 20 TO 30 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 16N86W TO 16N88W TO
20N87W TO 20N86W TO 16N86W...INCLUDING GULF OF HONDURAS... E TO
SE WINDS 20 TO 30 KT. SEAS 8 FT.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 16N85W TO 17N86W TO
16N88W TO 18N87W TO 18N85W TO 16N85W...INCLUDING GULF OF
HONDURAS... E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN WITHIN AREA BOUNDED BY 17N71W TO 17N73W TO 18N73W TO
18N71W TO 17N71W E WINDS 20 TO 25 KT. SEAS 8 FT. WITHIN AREA
BOUNDED BY 12N66W TO 11N65W TO 12N73W TO 11N78W TO 15N78W TO
16N72W TO 12N66W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA
AND GULF OF VENEZUELA... E WINDS 20 TO 30 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 12N68W TO 11N77W TO
13N80W TO 18N78W TO 18N72W TO 12N68W...INCLUDING WITHIN 90 NM OF
COAST OF COLOMBIA AND GULF OF VENEZUELA AND IN MONA PASSAGE... E
WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 12N71W TO 12N74W TO
12N75W TO 14N75W TO 14N71W TO 12N71W...INCLUDING WITHIN 90 NM OF
COAST OF COLOMBIA AND GULF OF VENEZUELA... E WINDS 20 TO 25 KT.
SEAS 8 FT.

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

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.



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