High Seas Forecast
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000
FZNT01 KWBC 182205
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI APR 18 2014

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

SECURITE

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.

...STORM WARNING...
.LOW 66N36W 977 MB NEARLY STATIONARY. WITHIN 180 NM SW QUADRANT
AND FROM 58N TO 61N BETWEEN 35W AND 42W WINDS 35 TO 50 KT. SEAS
14 TO 28 FT. ELSEWHERE WITHIN 900 NM SW QUADRANT WINDS 25 TO 40
KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST LOW 65N35W 996 MB. WITHIN 840 NM SW QUADRANT E
OF 47W WINDS 25 TO 40 KT. SEAS 8 TO 18 FT.
.48 HOUR FORECAST LOW AND CONDITIONS E OF FORECAST AREA.

...STORM WARNING...
.LOW 40N61W 1021 MB MOVING NE 20 KT WILL RAPIDLY INTENSIFY AFTER
24 HOURS. WITHIN 180 NM N QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO
13 FT. ELSEWHERE 300 NM N SEMICIRCLE AND 240 NM S QUADRANT WINDS
20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 46N54W 1005 MB. WITHIN 300 NM E QUADRANT
WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 420 NM E
SEMICIRCLE AND 360 NM SE OF A FRONT FROM 42N54W TO 37N65W WINDS
20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 50N45W 973 MB. BETWEEN 60 NM AND 300 NM W
SEMICIRCLE AND FROM 44N TO 52N BETWEEN 35W AND 39W WINDS 40 TO
55 KT. SEAS 14 TO 26 FT. ELSEWHERE FROM 35N TO 56N BETWEEN 35W
AND 58W WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.

...GALE WARNING...
.FROM 31N TO 35N W OF 74W E TO NE WINDS 20 TO 30 KT. SEAS TO 11
FT.
.24 HOUR FORECAST FRONT TO EXTEND FROM 36N70W TO 31N80W. N OF
31N WITHIN 180 NM EITHER SIDE OF THE FRONT WINDS 20 TO 30 KT.
SEAS TO 10 FT.
.48 HOUR FORECAST LOW 32N77W 1009 MB. FRONT TO EXTEND FROM THE
LOW TO 36N70W. N OF 31N WITHIN 180 NM NW SEMICIRCLE AND WITHIN
180 NM N OF THE FRONT WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
ELSEWHERE FROM 31N TO 39N W OF 66W WINDS TO 25 KT. SEAS TO 11 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 61N W OF 52W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 58N W OF
50W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF
50W.

.SYNOPSIS AND FORECAST.

.LOW 37N69W 1024 MB MOVING NE 10 KT. WITHIN 180 NM OF LOW WINDS
TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.BETWEEN 35W AND A LINE FROM 34N45W TO 45N45W TO 50N40W N TO NE
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST FROM 38N TO 47N BETWEEN 35W AND 40W WINDS LESS
THAN 25 KT. SEAS TO 10 FT WITH N SWELL.
.48 HOUR FORECAST CONDITIONS E OF FORECAST AREA.

.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
FROM 42N TO 46N BETWEEN 47W AND 55W.
.48 HOUR FORECAST CONDITIONS TO IMPROVE.

.HIGH 48N50W 1040 MB MOVING NE 20 KT.
.24 HOUR FORECAST HIGH 49N38W 1029 MB.
.48 HOUR FORECAST HIGH E OF FORECAST AREA.

.HIGH 35N55W 1032 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH 33N52W 1028 MB.
.48 HOUR FORECAST HIGH S OF FORECAST AREA.

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

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.LOW PRES NEAR 29.5N86W 1011 MB. COLD FRONT FROM LOW TO 26N86W
TO 21N94W. N OF 28N W OF FRONT TO 89W NW TO N WINDS 25 TO 35 KT.
SEAS 8 TO 10 FT. N OF 27N E OF FRONT S TO SW WINDS 20 TO 30 KT.
SEAS TO 8 FT.
.06 HOUR FORECAST LOW PRES MOVING INLAND NEAR 30N84W 1009 MB.
COLD FRONT FROM LOW TO 27N85W TO 22N87W. N OF 27N W OF FRONT TO
89W NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST COLD FRONT E OF AREA. N OF 26N E OF 87W NW TO
N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC N OF A LINE FROM 31N75W TO 29N81W SE WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES AND COLD FRONT JUST W OF AREA. N OF
28N BETWEEN 72W AND 76W SE TO S WINDS 20 TO 25 KT. SEAS TO 8 FT.
.36 HOUR FORECAST LOW PRES N OF AREA NEAR 31N78W 1011 MB. COLD
FRONT FROM LOW TO 27N78W TO 22N79W. N OF 27N BETWEEN 71W AND 75W
SE TO S WINDS 20 TO 25 KT. SEAS TO 8 FT. W OF 80W NW TO N WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST BROAD LOW PRES NEAR 31N77W 1011 MB. COLD FRONT
FROM LOW TO 27N76W TO 22N76W. N OF 27N BETWEEN 68W AND 73W S TO
SW WINDS 20 TO 25 KT. SEAS TO 8 FT. N OF 28N W OF 79W NW TO N
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.

.ATLC FROM 16N TO 22N BETWEEN 50W AND 72W E WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT. ELSEWHERE N OF 12N SE OF A LINE FROM 31N52W TO
24N74W...EXCEPT N OF 18N E OF 44W...WINDS 20 KT OR LESS. SEAS 8
TO 10 FT IN NE SWELL.
.24 HOUR FORECAST S OF 22N BETWEEN 69W AND 73W E TO SE WINDS 20
TO 25 KT. SEAS TO 8 FT. ELSEWHERE S OF A LINE FROM 16N35W TO
26N75W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL.
.48 HOUR FORECAST S OF A LINE FROM 14N35W TO 19N61W WINDS 20 KT
OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.

.CARIBBEAN FROM 10.5N TO 14N BETWEEN 74W AND 78W NE TO E WINDS
20 TO 25 KT. SEAS 8 TO 10 FT. FROM 14N TO 18N BETWEEN 64W AND
74W E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST FROM 11N TO 13N BETWEEN 74W AND 77W NE TO E
WINDS 25 TO 30 KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 11N TO 14N
BETWEEN 67W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
FROM 14N TO 17.5N BETWEEN 68W AND 75W E WINDS 20 TO 25 KT. SEAS
TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE...EXCEPT FROM 11N TO 13N BETWEEN
74W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST FROM 11.5N TO 13.5N BETWEEN 68W AND 76W NE TO
E WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.


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