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NWS Forecast

FZNT01 KWBC 190358
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SAT APR 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC APR 19
24 HOUR FORECAST VALID 0000 UTC APR 20
48 HOUR FORECAST VALID 0000 UTC APR 21

.WARNINGS.

STORM WARNING

.LOW 41N59W 1021 MB MOVING NE 20 KT WILL RAPIDLY INTENSIFY AFTER
18 HOURS. WITHIN 300 NM E SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8
TO 13 FT.
.24 HOUR FORECAST LOW 47N50W 1002 MB. WITHIN 300 NM E QUADRANT 
AND WITHIN 240 NM E OF A FRONT TO EXTEND FROM 45N47W TO 38N58W
WINDS 25 TO 40 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 420 NM NE AND
E SEMICIRCLES AND WITHIN 900 NM SW QUADRANT WINDS 20 TO 30 KT.
SEAS TO 10 FT.
.36 HOUR FORECAST LOW 50N45W 983 MB. WITHIN 360 NM OF LOW EXCEPT
S QUADRANT WINDS 40 TO 55 KT. SEAS 18 TO 22 FT.
.48 HOUR FORECAST LOW 50N44W 969 MB. WITHIN 300 NM OF LOW EXCEPT
NE QUADRANT WINDS 40 TO 60 KT. SEAS 16 TO 29 FT. ELSEWHERE
WITHIN 600 NM OF LOW EXCEPT WITHIN 1080 NM S QUADRANT WINDS 25
TO 40 KT. SEAS 10 TO 20 FT.

GALE WARNING

.LOW 66N34W 977 MB MOVING SE 10 KT. WITHIN 660 NM SW QUADRANT
WINDS 25 TO 40 KT. SEAS 14 TO 26 FT. ELSEWHERE WITHIN 900 NM SW
QUADRANT WINDS 20 TO 30 KT. SEAS 10 TO 18 FT.
.24 HOUR FORECAST LOW 63N36W 996 MB. WITHIN 360 NM S QUADRANT
WINDS 25 TO 40 KT. SEAS 12 TO 18 FT. ELSEWHERE WITHIN 480 NM S
QUADRANT WIND 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW AND CONDITIONS E OF FORECAST AREA.

GALE WARNING

.FROM 31N TO 34N W OF 75W E TO NE WINDS 20 TO 30 KT. SEAS TO 11
FT.
.24 HOUR FORECAST FRONT TO EXTEND FROM 34N70W TO 31N78W. N OF
31N WITHIN 180 NM EITHER SIDE OF THE FRONT WINDS 20 TO 30 KT.
SEAS TO 10 FT.
.48 HOUR FORECAST LOW 31N75W 1010 MB. FRONT TO EXTEND FROM THE
LOW TO 33N70W TO 35N64W. N OF 31N WITHIN 240 NM W OF THE FRONT
WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE FROM 31N TO 39N W
OF 63W WINDS TO 25 KT. SEAS TO 11 FT.

HEAVY FREEZING SPRAY WARNING

.MODERATE TO HEAVY FREEZING SPRAY N AND W OF A LINE FROM 58N57W
TO 63N50W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 57N W OF
43W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 58N W OF
45W.

.SYNOPSIS AND FORECAST.

.LOW 37N68W 1021 MB MOVING NE 10 KT. WITHIN 180 NM E QUADRANT
WINDS TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.BETWEEN 35W AND A LINE FROM 34N36W TO 44N43W TO 50N35W AREA OF
N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST CONDITIONS E OF FORECAST AREA.

.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
FROM 41N TO 50N BETWEEN 44W AND 53W.
.48 HOUR FORECAST CONDITIONS TO IMPROVE.

.HIGH 47N48W 1037 MB MOVING NE 20 KT.
.24 HOUR FORECAST HIGH E OF FORECAST AREA.

.HIGH 35N54W 1031 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH 32N50W 1028 MB.
.48 HOUR FORECAST HIGH S OF FORECAST AREA.

.48 HOUR FORECAST HIGH 42N64W 1030 MB.

.FORECASTER MUSONDA. 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 SAT APR 19.
24 HOUR FORECAST VALID 0000 UTC SUN APR 20.
48 HOUR FORECAST VALID 0000 UTC MON APR 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC N OF 29N W OF 76W SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.12 HOUR FORECAST LOW PRES AND COLD FRONT APPROACHING FROM W. N
OF 28N W OF 73W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 31N79W 1011 MB. COLD FRONT FROM
LOW TO 29N79W TO 24N79W. N OF 27N BETWEEN 73W AND 76W WINDS 20
KT OR LESS. SEAS 8 FT IN NE SWELL.
.36 HOUR FORECAST BROAD LOW PRES NEAR 31N78W 1010 MB. COLD FRONT
FROM LOW TO 27N77W TO 22N77W. N OF 27N BETWEEN 71W AND 75W WINDS
20 KT OR LESS. SEAS 8 FT IN NE SWELL. N OF 29N W OF 80W NW TO N
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST BROAD LOW PRES NEAR 31N76W. COLD FRONT FROM
LOW TO 27N76W TO 22N74W. N OF 28N W OF 78W N TO NE WINDS 20 TO
30 KT. SEAS 8 TO 11 FT.

.ATLC FROM 10N TO 16N E OF 55W NE TO E WINDS 20 TO 25 KT. SEAS 8
TO 9 FT. FROM 15N TO 23N BETWEEN 55W AND 73W E TO SE WINDS 20 TO
25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 10N TO 30N E OF 73W...
EXCEPT N OF 20N E OF 47W...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN NE TO E SWELL.
.24 HOUR FORECAST S OF A LINE FROM 16N35W TO 16N50W TO 25N73W E
TO SE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST S OF 15N WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN NE TO E SWELL.

.CARIBBEAN FROM 11N TO 14N BETWEEN 67W AND 78W NE TO E WINDS 20
TO 25 KT. SEAS 8 TO 9 FT W OF 73W. FROM 16N TO 17.5N BETWEEN 68W
AND 74W E WINDS 20 TO 25 KT. SEAS TO 8 FT.

06 HOUR FORECAST LITTLE CHANGE
EXCEPT FROM 11.5N TO 13N
BETWEEN 74W AND 77W NE TO E WINDS 25 TO 30 KT. SEAS 9 TO 11 FT.
.24 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 70W AND 78W NE TO E
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT W OF 72W. FROM 16N TO 17.5N
BETWEEN 68W AND 74W E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 11.5N TO 13.5N BETWEEN 67W AND 75W NE TO
E WINDS 20 TO 25 KT. SEAS TO 8 FT.

.GULF OF MEXICO LOW PRES NEAR 30N84W 1011 MB. COLD FRONT FROM
LOW TO 26N85W TO 20N94W. WITHIN 240 NM W QUADRANT OF LOW NW TO N
WINDS 20 TO 30 KT. SEAS 8 TO 9 FT.
.12 HOUR FORECAST COLD FRONT MOVED E OF AREA. N OF 27N E OF 88W
NW TO N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST N OF 25N E OF 86W NW TO N WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.30 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 LEWITSKY. NATIONAL HURRICANE CENTER.