High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 181618
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC APR 18
24 HOUR FORECAST VALID 1200 UTC APR 19
48 HOUR FORECAST VALID 1200 UTC APR 20

.WARNINGS.

...STORM WARNING...
.LOW 66N35W 973 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 994 MB. WITHIN 780 NM SW QUADRANT
WINDS 25 TO 40 KT. SEAS 8 TO 18 FT.
.48 HOUR FORECAST LOW E OF FORECAST AREA. FROM 58N TO 62N
BETWEEN 35W AND 42W WINDS TO 25 KT. SEAS TO 12 FT.

...STORM WARNING...
.LOW 40N62W 1025 MB MOVING NE 20 KT WILL RAPIDLY INTENSIFY AFTER
24 HOURS. FRONT EXTENDS FROM 40N50W TO THE LOW. WITHIN 180 NM N
AND NW QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE
WITHIN 240 NM OF LOW CENTER AND 240 NM N AND NW OF THE FRONT
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 45N56W 1012 MB. FRONT TO EXTEND FROM
43N54W TO 37N66W. WITHIN 240 NM SE QUADRANT WINDS 25 TO 35 KT.
SEAS TO 12 FT. ELSEWHERE WITHIN 180 NM OF LOW EXCEPT 300 NM SE
QUADRANT AND WITHIN 240 NM E AND SE OF THE FRONT WINDS 20 TO 30
KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 49N46W 982 MB. OVER ICE FREE WATERS WITHIN
180 NM W SEMICIRCLE WINDS 35 TO 50 KT. SEAS 12 TO 22 FT.
ELSEWHERE WITHIN 420 NM NE...660 NM SE...780 NM SW...AND 420 NM
NW QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 18 FT.

...GALE WARNING...
.FROM 31N TO 33N W OF 75W E TO NE WINDS TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST FRONT TO EXTEND FROM 36N69W TO 31N81W. OVER
FORECAST WATERS WITHIN 180 NM EITHER SIDE OF THE FRONT WINDS 20
TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 32N77W 1009 MB. WITHIN 180 NM N AND NW
QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN
360 NM N AND NW OF FRONT FROM 35N65W TO THE LOW TO 31N79W WINDS
20 TO 30 KT. SEAS TO 11 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 60N W OF 53W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 58N W OF
51W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W AND NW OF A
LINE FROM 56N55W TO 60N48W.

.SYNOPSIS AND FORECAST.

.LOW 36N69W 1022 MB MOVING NE 20 KT. WITHIN 240 NM NW AND 180 NM
SE SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.FROM 32N TO 43N BETWEEN 35W AND 40W AND WITHIN 360 NM N OF A
FRONT FROM 46N35W TO 40N46W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST FROM 36N TO 46N BETWEEN 35W AND 38W WINDS TO
25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST CONDITIONS E OF FORECAST AREA.

.HIGH 48N52W 1042 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 48N42W 1032 MB.
.48 HOUR FORECAST HIGH E OF FORECAST AREA.

.HIGH 36N54W 1032 MB MOVING S 10 KT.
.24 HOUR FORECAST HIGH 33N54W 1029 MB.
.48 HOUR FORECAST HIGH 31N49W 1025 MB.

.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 1200 UTC FRI APR 18.
24 HOUR FORECAST VALID 1200 UTC SAT APR 19.
48 HOUR FORECAST VALID 1200 UTC SUN APR 20.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.WARM FRONT FROM 29N82W TO LOW PRES NEAR 28.5N87W 1011 MB THEN
COLD FRONT FROM LOW TO 23N95W. WITHIN 120 NM N SEMICIRCLE WINDS
20 TO 30 KT. SEAS TO 9 FT. NUMEROUS TSTMS N OF 22.5N WITHIN 180
NM E OF FRONT AND LOW.
.06 HOUR FORECAST WARM FRONT N OF AREA. LOW PRES NEAR 30N85.5W
1010 MB WITH COLD FRONT FROM LOW TO 26N86.5W TO 23N94W. WITHIN
150 NM NW QUADRANT OF LOW NW TO N WINDS 25 TO 35 KT. SEAS TO 10
FT. WITHIN 210 NM SE SEMICIRCLE OF LOW SE TO S WINDS 20 TO 30 KT
WITH FREQUENT GUSTS TO 35 KT. SEAS 8 TO 10 FT.
.12 HOUR FORECAST LOW PRES NEAR 31N83W 1010 MB WITH COLD FRONT
TO 26N84W TO 23N89W. N OF 27N W OF FRONT TO 88.5W NW TO N WINDS
20 TO 30 KT. SEAS TO 10 FT. N OF 27N E OF FRONT S TO SW WINDS 20
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES NE OF AREA NEAR 32N81W 1010 MB WITH
COLD FRONT FROM LOW TO 26N81W TO 21.5N90W. N OF 27N W OF FRONT
TO 87W NW TO N WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST WINDS FRONT SE OF AREA. WINDS 20 KT OR LESS.
SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC WARM FRONT FROM 29N82W TO 31N76W. OVER FORECAST WATERS N
OF FRONT NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. WITHIN 120
NM SE OF FRONT WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.24 HOUR FORECAST LOW PRES N OF AREA NEAR 32N81W 1010 MB WITH
COLD FRONT FROM LOW TO 26N81W. OVER FORECAST WATERS N OF 28N W
OF 73W S WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST BROAD LOW PRES WITH CENTER NEAR 31.5N77W 1010
MB WITH COLD FRONT FROM 31N75W TO 23N77W. N OF 26N WITHIN 120 NM
E OF FRONT S WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. OVER FORECAST
WATERS N OF 30N W OF 79W NW TO N WINDS 20 TO 30 KT. SEAS TO 8 FT.

.ATLC N OF 29N BETWEEN 45W AND 50W N TO NE WINDS 20 TO 25 KT.
SEAS 8 TO 9 FT. FROM 17N TO 24N BETWEEN 52W AND 70W E TO SE
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE NE OF LINE FROM
31N72W TO 21N71W TO 17.5N62W TO 14N60W TO 15N35W WINDS 20 KT OR
LESS. SEAS TO 9 FT IN MIXED NE AND N SWELL.
.24 HOUR FORECAST S OF 22N BETWEEN 70W AND 74W E TO SE WINDS 20
TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 12N TO 27N E OF
74W...EXCEPT FROM 18N TO 27N E OF 48W...WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN NE SWELL.
.48 HOUR FORECAST S OF 22N BETWEEN 70W AND 74W E TO SE WINDS 20
TO 25 KT. SEAS TO 9 FT. FROM 10N TO 14N E OF 55W NE TO E WINDS
20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE S OF A LINE FROM 15N35W
TO 24N73W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL.

.CARIBBEAN FROM 11N TO 13.5N BETWEEN 72W AND 77W NE TO E WINDS
25 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 10.5N TO 17N
BETWEEN 67W AND 78W E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 10.5N TO 14N BETWEEN 68W AND 78W NE TO E
WINDS 20 TO 25 KT...EXCEPT 25 TO 30 KT WITHIN 90 NM OF COAST OF
COLOMBIA. SEAS 8 TO 10 FT. FROM 14N TO 17.5N BETWEEN 67W AND 75W
E WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST FROM 11N TO 17N BETWEEN 69W AND 75W AND ALSO
FROM 10N TO 14N BETWEEN 75W AND 79W NE TO E WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.


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