High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 182155
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SAT APR 18 2015

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

PAN PAN

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

SYNOPSIS VALID 1800 UTC APR 18
24 HOUR FORECAST VALID 1800 UTC APR 19
48 HOUR FORECAST VALID 1800 UTC APR 20

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 39N55W 999 MB
AND SECOND CENTER 36N52W 1007 MB. WITHIN 180 NM W AND NW
QUADRANTS OF FIRST CENTER WINDS 35 TO 50 KT. SEAS 12 TO 20 FT.
ELSEWHERE WITHIN 240 NM N...360 NM W...AND 180 NM S QUADRANTS OF
FIRST CENTER AND 420 NM SE SEMICIRCLE OF SECOND CENTER N OF 31N
WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 43N46W 975 MB. WITHIN 240 NM W AND SW
SEMICIRCLES WINDS 50 TO 65 KT. SEAS 24 TO 36 FT. ALSO WITHIN 360
NM OF CENTER WINDS 35 TO 50 KT. SEAS 18 TO 30 FT. ELSEWHERE
WITHIN 540 NM OF CENTER...EXCEPT 720 NM S QUADRANT WINDS 25 TO
40 KT. SEAS 11 TO 26 FT.

...GALE WARNING...
.LOW 56N37W 992 MB MOVING NW 20 KT NEXT 24 HOURS THEN BECOMING
NEARLY STATIONARY. WITHIN 300 NM SW SEMICIRCLE AND OVER FORECAST
WATERS E OF A LINE FROM 55N35W TO 58N39W TO 61N40W TO 64N39W TO
65N35W WINDS 25 TO 40 KT. SEAS 12 TO 22 FT.
.24 HOUR FORECAST LOW 62N42W 998 MB. WITHIN 180 NM SE SEMICIRCLE
WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 61N41W 1002 MB. WITHIN 300 NM SE
SEMICIRCLE WINDS 25 TO 40 KT. SEAS 8 TO 16 FT.

...GALE WARNING...
.LOW 48N48W 1001 MB MOVING E 25 KT NEXT 12 HOURS THEN WILL TURN
NE AND N. WITHIN 360 NM SE OF A FRONT FROM 48N43W TO 42N51W TO
39N60W WINDS 25 TO 40 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST LOW JUST E OF AREA NEAR 55N34W 998 MB. WITHIN
180 NM W AND SW QUADRANTS AND 300 NM SE OF A FRONT FROM 47N35W
TO 42N46W WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.
.48 HOUR FORECAST LOW E OF AREA NEAR 66N32W 995 MB. FORECAST
CONDITIONS DESCRIBED WITH LOW 61N41W.

...GALE WARNING...
.WITHIN 120 NM W OF THE GREENLAND COAST S OF 62N AREA OF NW
WINDS 25 TO 35 KT. SEAS TO 11 FT.
.24 HOUR FORECAST CONDITIONS ABSORBED BY LOW 62N42W.

...GALE WARNING...
.48 HOUR FORECAST FROM 34N TO 42N BETWEEN 66W AND 74W AREA OF S
TO SE WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 60N W OF 45W.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY 1 NM OR LESS FROM 56N TO 64N
BETWEEN 35W AND 40W AND FROM 42N TO 48N BETWEEN 52W AND 44W.
.24 HOUR FORECAST CONDITIONS MOVED E OF AREA.

.HIGH 34N43W 1029 MB MOVING NE 20 KT.
.24 HOUR FORECAST HIGH E OF AREA.

.FORECASTER ACHORN. 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 SAT APR 18.
24 HOUR FORECAST VALID 1800 UTC SUN APR 19.
48 HOUR FORECAST VALID 1800 UTC MON APR 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 26N35W TO 25N44W THEN STATIONARY TO 27N53W
THEN WARM FRONT TO 31N57W. N OF LINE 30N62W TO 23N53W TO 23N41W
TO 25N35W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN NW TO N
SWELL...HIGHEST N OF 27N E OF 50W.
.24 HOUR FORECAST COLD FRONTS DISSIPATED. NEW COLD FRONT FROM
31N60W TO 28N71W. N OF 30N BETWEEN 49W AND 53W S WINDS 20 TO 25
KT. SEAS 8 TO 10 FT. E OF A LINE FROM 31N47W TO 20N60W TO 13N60W
TO 10N52W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE
SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N44W TO 27N61W. E OF A LINE
FROM 25N35W TO 14N60W TO 07N57W WINDS 20 KT OR LESS. SEAS 8 TO
9 FT PRIMARILY IN N SWELL.

.CARIBBEAN FROM 11N TO 13N BETWEEN 75W AND 78W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.
.06 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 73W AND 76W NE TO E
WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST FROM 11N TO 13N BETWEEN 74W AND 77W WINDS 20
KT OR LESS. SEAS TO 9 FT IN NE TO E SWELL.
.30 HOUR FORECAST FROM 11N TO 13N BETWEEN 73W AND 76W NE TO E
WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 74W AND 77W WINDS 20
KT OR LESS. SEAS TO 8 FT IN NE TO E SWELL.

.CARIBBEAN 06 HOUR FORECAST S OF 18N BETWEEN 84W AND 87.5W E TO
SE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST S OF 17.5N BETWEEN 84W AND 86.5W E TO SE WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FROM S OF 18N BETWEEN 84.5W AND 87W E TO SE
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 06 HOUR FORECAST S OF 23N BETWEEN 87W AND 89W E
TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 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 AL. NATIONAL HURRICANE CENTER.


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