High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 300341
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC THU MAR 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MAR 30
24 HOUR FORECAST VALID 0000 UTC MAR 31
48 HOUR FORECAST VALID 0000 UTC APR 01

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 42N60W 998 MB MOVING NE 15 KT. WITHIN 240 NM NE...660 NM
SW...AND 420 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS TO 12 FT.
.12 HOUR FORECAST LOW 44N58W 985 MB. WITHIN 180 NM W QUADRANT
WINDS 40 TO 50 KT. SEAS 10 TO 15 FT.
.24 HOUR FORECAST LOW 43N52W 970 MB. WITHIN 180 NM NE AND
BETWEEN 240 NM AND 480 NM SW SEMICIRCLES WINDS 45 TO 60 KT. SEAS
16 TO 32 FT. ELSEWHERE WITHIN 420 NM NE...960 NM SE...720 NM
SW...AND 360 NM NW QUADRANTS WINDS 30 TO 45 KT. SEAS 12 TO 22
FT.
.36 HOUR FORECAST LOW 42N50W 968 MB. BETWEEN 120 NM AND 300 NM S
AND SW SEMICIRCLES WINDS 50 TO 65 KT. SEAS 24 TO 42 FT.
.48 HOUR FORECAST LOW 44N46W 968 MB. OVER ICE FREE FORECAST
WATERS WITHIN 480 NM SE AND 540 NM SW QUADRANTS...AND W OF A
LINE FROM 52N40W TO 49N49W WINDS 40 TO 50 KT. SEAS 19 TO 38 FT.
ELSEWHERE WITHIN 720 NM N AND NE...900 NM SE...AND 780 NM SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 30 FT...HIGHEST SE AND
QUADRANTS.

...STORM WARNING...
.LOW 33N54W 991 MB MOVING NE 25 KT. BETWEEN 90 NM AND 180 NM W
QUADRANT WINDS 40 TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE OVER
FORECAST WATERS FROM 31N TO 37N BETWEEN 44W AND 59W WINDS 25 TO
40 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
43N52W DESCRIBED ABOVE.

...GALE WARNING...
.OVER FORECAST WATERS FROM 58N TO 63N BETWEEN 47W AND 52W AREA
OF N TO NW WINDS 25 TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST FROM 58N TO 62N BETWEEN 41W AND 52W AREA OF W
TO NW WINDS 25 TO 35 KT. SEAS 9 TO 13 FT.
.48 HOUR FORECAST FROM 57N TO 61N BETWEEN 42W AND 49W AREA OF NW
WINDS 25 TO 35 KT. SEAS 9 TO 13 FT.

...GALE WARNING...
.OVER ICE FREE FORECAST WATERS WITHIN 90 NM W OF A LINE FROM
65N35W TO 53N44W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS TO 12
FT.
.24 HOUR FORECAST N OF 64N AND E OF 37W AREA OF N WINDS 25 TO 35
KT. SEAS TO 12 FT.
.48 HOUR FORECAST N AND E OF A LINE FROM 64N38W TO 62N35W AREA
OF N TO NW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW INLAND 42N81W 1003 MB. OVER FORECAST
WATERS WITHIN 660 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS TO 12
FT.

...HEAVY FREEZING SPRAY...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 61N AND W OF 53W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW AND W OF A
LINE FROM 63N52W TO 62N54W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 60N AND
W OF 49W.

.SYNOPSIS AND FORECAST.

.LOW E OF AREA 51N25W 984 MB MOVING NE 10 KT. OVER FORECAST
WATERS FROM 38N TO 52N E OF 44W WINDS 20 TO 30 KT. SEAS 10 TO 17
FT.
.24 HOUR FORECAST CONDITIONS E OF AREA.

.48 HOUR FORECAST OVER ICE FREE FORECAST WATERS N OF 59N AND W
OF 51W AREA OF NW WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 57N TO 62N E OF 39W.
.24 HOUR FORECAST CONDITIONS IMPROVED.

.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
OVER ICE FREE WATERS FROM 43N TO 49N BETWEEN 44W AND 53W.
.48 HOUR FORECAST DENSE FOG FROM 44N TO 50N BETWEEN 44W AND 51W
AND E OF A LINE FROM 51N39W TO 47N35W.

.24 HOUR FORECAST HIGH 40N72W 1024 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.48 HOUR FORECAST NEW HIGH 31N65W 1021 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 0000 UTC THU MAR 30.
24 HOUR FORECAST VALID 0000 UTC FRI MAR 31.
48 HOUR FORECAST VALID 0000 UTC SAT APR 01.

.WARNINGS.

...ATLC GALE WARNING...
.LOW PRES N OF AREA NEAR 32.5N53.5W 991 MB WITH ASSOCIATED COLD
FRONT FROM 31N50W TO 25N53W THEN WEAKENING TO 16N70W. N OF 27.5N
BETWEEN COLD FRONT AND 59W WINDS 30 TO 40 KT. SEAS 14 TO 22 FT.
ELSEWHERE N OF 26N W OF FRONT TO 61W W TO NW WINDS 20 TO 30 KT.
SEAS 12 TO 15 WITH NE SWELL. N OF 27.5N WITHIN 90 NM SE OF FRONT
SW WINDS 25 TO 35 KT. SEAS 13 TO 17 FT. ELSEWHERE N OF 26N
WITHIN 300 NM SE OF FRONT S TO SW WINDS 20 TO 30 KT. SEAS 12 TO
14 FT IN MIXED SWELL. REMAINDER OF AREA N OF LINE FROM 14N35W TO
18N50W TO 23.5N66W TO 31N66W WINDS 20 KT OR LESS. SEAS 8 TO 17
FT IN N TO NE SWELL...HIGHEST E OF 42W.
.24 HOUR FORECAST COLD FRONT FROM 31N41W TO 24N47W TO 16N61.5W.
N OF 27N WITHIN 150 NM SE OF FRONT S TO SW WINDS 20 TO 30 KT.
SEAS 11 TO 14 FT. N OF 28.5N BETWEEN 46W AND 62W W TO NW WINDS
20 TO 30 KT. SEAS 12 TO 16 FT. ELSEWHERE N OF 21N W OF THE FRONT
TO 58W...AND N OF 29.5N BETWEEN 58W AND 66W...WINDS 20 KT OR
LESS. SEAS 8 TO 14 FT IN N TO NE SWELL. REMAINDER OF AREA E OF
53W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN N TO NE SWELL.
.48 HOUR FORECAST FIRST FRONT TO DISSIPATE. SECOND COLD FRONT
FROM 31N42W TO 26N50W THEN WEAKENING FRONT TO 25N63W. N OF 29.5N
BETWEEN 35W AND 55W WINDS 20 TO 25 KT. SEAS 8 TO 22 FT...HIGHEST
BETWEEN 46W AND 56W. ELSEWHERE N OF LINE FROM 28N35W TO 24N41W
TO 26N64W TO 31N66W WINDS 20 KT OR LESS. SEAS 8 TO 18 FT IN NW
TO N SWELL. SE OF LINE FROM 19N35W TO 08N57W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN N SWELL.

.SYNOPSIS AND FORECAST.

.CARIBBEAN S OF 17.5N BETWEEN 85W AND 87W...INCLUDING GULF OF
HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. S OF 12.5N
WITHIN 60 NM OF COAST OF COLOMBIA BETWEEN 72W AND 76W N TO NE
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST S OF 17.5N BETWEEN 85W AND 87W...INCLUDING
GULF OF HONDURAS...E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT. S OF 12.5N BETWEEN 72W AND 76W NE WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST S OF 13N BETWEEN 63W AND 74W NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO FROM 21N TO 27N BETWEEN 90W AND 95W SE TO S
WINDS 20 TO 25 KT. SEAS TO 10 FT. ELSEWHERE N OF 25N W OF 95W
WINDS 20 KT OR LESS. SEAS TO 9 FT IN SE SWELL.
.24 HOUR FORECAST COLD FRONT FROM 30N90W TO 24N93W TO 18N95W. S
OF 24N W OF THE FRONT N TO NW WINDS 20 TO 25 KT. SEAS LESS THAN
8 FT.
.30 HOUR FORECAST COLD FRONT FROM 30N88W TO 28N88W TO 24.5N91W
TO 18N94.5W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FRONT DISSIPATED. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



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