High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 232208
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU MAR 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAR 23
24 HOUR FORECAST VALID 1800 UTC MAR 24
48 HOUR FORECAST VALID 1800 UTC MAR 25

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 65N37W 971 MB MOVING NE 25 KT. WITHIN 300 NM S AND SE
QUADRANTS WINDS 50 TO 65 KT. SEAS 28 TO 42 FT. ELSEWHERE WITHIN
360 NM S AND SE QUADRANTS WINDS 40 TO 50 KT. SEAS 19 TO 28 FT.
ALSO N OF 58N AND E OF 45W WINDS 25 TO 40 KT. SEAS 12 TO 19 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS NE OF THE AREA.

...STORM WARNING...
.LOW 52N51W 988 MB MOVING NE 30 KT. COLD FRONT EXTENDS FROM
52N45W TO 40N51W TO 34N57W. WITHIN 180 NM W AND NW QUADRANTS
WINDS 35 TO 45 KT. SEAS 18 TO 24 FT. ELSEWHERE WITHIN 240 NM NW
QUADRANT...360 NM NE QUADRANT...360 NM E OF THE FRONT...AND 720
NM W OF THE FRONT WINDS 25 TO 40 KT. SEAS 12 TO 21 FT.
.06 HOUR FORECAST LOW 53N50W 984 MB. WITHIN 180 NM W SEMICIRCLE
WINDS 40 TO 55 KT. SEAS 18 TO 24 FT.
.24 HOUR FORECAST LOW 63N40W 973 MB. WITHIN 180 NM NE...360 NM
SE...AND 300 NM SW QUADRANTS WINDS 40 TO 55 KT. SEAS 18 TO 28
FT. ELSEWHERE N OF 52N AND E OF 53W WINDS 25 TO 40 KT. SEAS 12
TO 18 FT.
.48 HOUR FORECAST LOW NE OF AREA 68N28W 988 MB. OVER FORECAST
WATERS N OF 60N AND E OF GREENLAND WINDS 25 TO 40 KT. SEAS 12 TO
21 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 42N42W 1011 MB. WITHIN 360 NM SE
SEMICIRCLE AND 540 NM W QUADRANT WINDS 25 TO 40 KT. SEAS 12 TO
19 FT.
.48 HOUR FORECAST LOW E OF AREA 52N34W 1003 MB. OVER FORECAST
WATERS FROM 46N TO 55N E OF 38W WINDS 25 TO 35 KT. SEAS 9 TO 15
FT.

...GALE WARNING...
.48 HOUR FORECAST FROM 37N TO 44N BETWEEN 52W AND 66W AREA OF W
TO SW WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW 60N59W 991 MB. OVER ICE FREE FORECAST
WATERS FROM 47N TO 64N W OF 48W WINDS 25 TO 40 KT. SEAS 8 TO 13
FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
W AND NW OF A LINE FROM 47N58W TO 55N52W TO 60N55W TO 66N48W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W AND NW OF A
LINE FROM 51N50W TO 58N53W TO 66N47W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 47N TO
59N W OF 52W AND W AND NW OF A LINE FROM 63N51W TO 66N50W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 43N TO 53N BETWEEN 40W AND 51W.
.24 HOUR FORECAST DENSE FOG E OF THE AREA.

.HIGH 38N76W 1037 MB MOVING SE 15 KT.
.24 HOUR FORECAST HIGH 37N68W 1037 MB.
.48 HOUR FORECAST HIGH 34N63W 1031 MB.

.FORECASTER NOLT. 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 THU MAR 23.
24 HOUR FORECAST VALID 1800 UTC FRI MAR 24.
48 HOUR FORECAST VALID 1800 UTC SAT MAR 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N61W TO 26N76W TO 26.5N80W. N OF FRONT
NE WINDS 20 TO 30 KT...EXCEPT N TO NE WINDS E OF 65W. SEAS 8 TO
13 FT...EXCEPT LESS THAN 8 FT N OF BAHAMAS AND WITHIN 45 NM N OF
FRONT.
.24 HOUR FORECAST COLD FRONT FROM 31N48W TO 23N61W TO 20N73W.
N OF FRONT AND S OF LINE FROM 31N48W TO 31N66W TO 28N80W NE TO E
WINDS 20 TO 30 KT. SEAS 8 TO 15 FT IN NW SWELL...EXCEPT LESS
THAN 8 FT SW OF BAHAMAS. N OF LINE FROM 31N66W TO 28N80W AND S
OF 31N WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N41W TO 26N53W THEN
STATIONARY TO 20N72W. WITHIN AREA BOUNDED BY 29N68W TO 28N49W TO
22N68W TO 22N74W TO 26N76W NE TO E WINDS 20 TO 30 KT. SEAS 9 TO
15 FT. ELSEWHERE WITHIN AREA BOUNDED BY 31N58W TO 29N79W TO
23N74W TO 21N76W TO 19N68W TO 18N60W TO 31N41W TO
31N58W...INCLUDING ATLC APPROACHES TO WINDWARD AND MONA
PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED NW AND
NE SWELL.

.ATLC WITHIN AREA BOUNDED BY 31N46W TO 31N35W TO 19N35W TO
12N56W TO 18N62W TO 31N46W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN MIXED NW AND NE SWELL.
.24 HOUR FORECAST AREA BOUNDED BY 29N35W TO 16N35W TO 13N46W TO
20N50W TO 27N42W TO 29N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN MIXED NW AND NE SWELL.
.48 HOUR FORECAST FROM 12N TO 19N E OF 42W WINDS 20 KT OR LESS.
SEAS 8 FT IN MIXED NW AND NE SWELL.

.CARIBBEAN 06 HOUR FORECAST N OF LINE FROM 16N75W TO 19N82W...
INCLUDING WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT. N OF 20N BETWEEN 77W AND 80W NE WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 20N73.5W
TO 17.5N76.5W...INCLUDING WINDWARD PASSAGE...NE WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 06 HOUR FORECAST FROM 19.5N TO 22.5N BETWEEN 88W
AND 92W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. N OF 27N
AND E OF 86W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST N OF 21.5N W OF 93W SE WINDS 20 TO 25 KT. SEAS
8 TO 9 FT. N OF LINE FROM 24N83W TO 24N85W TO 29N87W AND W OF
LINE FROM 30N87W TO 27N88W TO 19N93W TO E TO SE WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST N OF LINE FROM 27N89W TO 28N95W SE TO S WINDS
20 TO 25 KT. SEAS TO 8 FT. N OF 23N E OF 86W E TO SE WINDS 20 TO
25 KT. SEAS TO 8 FT. FROM 20.5N TO 23N BETWEEN 88W AND 92W NE TO
E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 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 MCELROY. NATIONAL HURRICANE CENTER.



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