High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 231630
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAR 23
24 HOUR FORECAST VALID 1200 UTC MAR 24
48 HOUR FORECAST VALID 1200 UTC MAR 25

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 64N39W 968 MB MOVING NE 25 KT. WITHIN 180 NM S AND SE
QUADRANTS AND N OF 64N E OF GREENLAND WINDS 50 TO 65 KT. SEAS 21
TO 33 FT. ELSEWHERE OVER ICE FREE WATERS WITHIN 480 NM S
SEMICIRCLE AND N OF 62N E OF GREENLAND WINDS 35 TO 50 KT. SEAS
12 TO 21 FT. ALSO N OF 56N AND E OF 50W WINDS 25 TO 35 KT. SEAS
9 TO 15 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS NE OF THE AREA.

...STORM WARNING...
.LOW 48N54W 991 MB MOVING NE 25 KT. COLD FRONT EXTENDS FROM
47N49W TO 40N53W TO 31N63W. WITHIN 120 NM E OF FRONT N OF 35N
WINDS 30 TO 40 KT. SEAS 12 TO 21 FT. ELSEWHERE WITHIN 360 NM E
AND NE QUADRANTS...WITHIN 420 NM E OF THE FRONT...AND OVER
FORECAST WATERS W OF THE FRONT S OF 45N WINDS 25 TO 35 KT. SEAS
9 TO 15 FT.
.12 HOUR FORECAST LOW 53N50W 983 MB. WITHIN 240 NM W SEMICIRCLE
WINDS 35 TO 50 KT. SEAS 13 TO 22 FT.
.24 HOUR FORECAST LOW 57N44W 977 MB. WITHIN 240 NM S SEMICIRCLE
AND NW QUADRANT WINDS 35 TO 50 KT. SEAS 15 TO 28 FT. ELSEWHERE
FROM 48N TO 62N BETWEEN 35W AND 58W WINDS 25 TO 40 KT. SEAS 10
TO 18 FT. ALSO WITHIN 360 NM E OF A FRONT FROM 45N38W TO 36N46W
AND FROM 32N TO 45N BETWEEN 50W AND 60W WINDS 25 TO 35 KT. SEAS
9 TO 15 FT.
.48 HOUR FORECAST LOW 66N35W 984 MB. BETWEEN 120 NM AND 300 NM S
AND SE QUADRANTS WINDS 40 TO 55 KT. SEAS 21 TO 33 FT. ELSEWHERE
WITHIN 480 NM S AND SE QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO
21 FT.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 50N35W 1004 MB WITH A FRONT FROM THE
LOW TO 37N37W. WITHIN 180 NM EITHER SIDE OF THE FRONT WINDS 25
TO 35 KT. SEAS 10 TO 16 FT. ELSEWHERE WITHIN 420 NM W OF THE
FRONT WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.48 HOUR FORECAST FROM 37N TO 43N BETWEEN 56W AND 68W AREA OF W
TO SW WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW 59N58W 990 MB. WITHIN 240 NM N AND 420 NM
S SEMICIRCLES WINDS 25 TO 35 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 47N63W TO 54N53W TO 66N53W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W AND NW OF A
LINE FROM 48N50W TO 60N57W TO 66N53W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 51N TO
54N W OF 53W AND W AND NW OF A LINE FROM 61N57W TO 66N53W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 43N TO 48N BETWEEN 48W AND 56W.
.24 HOUR FORECAST DENSE FOG FROM 44N TO 59N E OF 42W.
.48 HOUR FORECAST CONDITIONS E OF THE AREA.

.24 HOUR FORECAST HIGH 38N69W 1037 MB.
.48 HOUR FORECAST HIGH 34N65W 1033 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 1200 UTC THU MAR 23.
24 HOUR FORECAST VALID 1200 UTC FRI MAR 24.
48 HOUR FORECAST VALID 1200 UTC SAT MAR 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N63W TO 27N75W TO 27.5N80.5W. N OF FRONT
NE WINDS 20 TO 30 KT...EXCEPT N TO NE WINDS E OF 70W. SEAS 8 TO
13 FT...EXCEPT LESS THAN 8 FT WITHIN 45 NM N OF FRONT.
.24 HOUR FORECAST COLD FRONT FROM 31N53W TO 24N71W TO 24.5N80W.
NW OF FRONT NE TO E WINDS 20 TO 30 KT...EXCEPT N TO NE WINDS E
OF 63W. SEAS 8 TO 14 FT WITHIN NW SWELL. WITHIN 150 NM S OF
FRONT NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N43W TO 25N60W THEN
STATIONARY TO 23N80W. S OF 29N NW OF FRONT TO 78W NE TO E WINDS
20 TO 30 KT. SEAS 9 TO 15 FT. S OF FRONT TO 21N BETWEEN CUBA AND
63W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. ELSEWHERE E OF
80W TO LINE FROM 31N43.5W TO 20N60W TO 18.5N68.5W...INCLUDING
ATLC APPROACHES TO WINDWARD AND MONA PASSAGES...WINDS 20 KT OR
LESS. SEAS 8 TO 11 FT IN MIXED NW AND NE SWELL...EXCEPT TO 9 FT
SW OF BAHAMAS.

.ATLC FROM 18N TO 23N BETWEEN 37W AND 48W NE TO E WINDS 20 TO 25
KT. SEAS TO 9 FT. ELSEWHERE FROM 11N TO 23N E OF 61W WINDS 20 KT
OR LESS. SEAS TO 9 FT IN MIXED NW AND NE SWELL.
.24 HOUR FORECAST AREA BOUNDED BY 30N35W TO 20N35W TO 14N50W TO
20N55W TO 30N35W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED
SWELL.
.48 HOUR FORECAST FROM 12N TO 22N E OF 50W WINDS 20 KT OR LESS.
SEAS TO 9 FT IN MIXED NW AND NE SWELL.

.CARIBBEAN 12 HOUR FORECAST N OF LINE FROM 16N75W TO 19N82W...
INCLUDING WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 HOUR FORECAST N OF LINE FROM 16N75W TO 17.5N84W...INCLUDING
WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST N OF 19.5N BETWEEN 77.5W AND 83W NE WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN 42 HOUR FORECAST FROM 10.5N TO 12.5N BETWEEN 73.5W
AND 76W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO 12 HOUR FORECAST FROM 20N TO 22.5N BETWEEN 88W
AND 92W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. NE OF
LINE FROM 26N83W TO 30N89W E TO SE WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 HOUR FORECAST W OF 90W SE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT
NW HALF. N OF 24N E OF 90W E TO SE WINDS 20 TO 25 KT. SEAS
TO 8 FT.
.36 HOUR FORECAST N OF 28N W OF 93W S WINDS 20 TO 25 KT. SEAS TO
8 FT. FROM 22N TO 24N E OF 85W E WINDS 20 TO 25 KT. SEAS TO 8
FT. FROM 20N TO 22.5N BETWEEN 88W AND 92W NE TO E WINDS 20 TO
30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST N OF 23.5N E OF 87W SE WINDS 20 TO 25 KT. SEAS
TO 8 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



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