High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 250345
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC SAT MAR 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MAR 25
24 HOUR FORECAST VALID 0000 UTC MAR 26
48 HOUR FORECAST VALID 0000 UTC MAR 27

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.OVER FORECAST WATERS W OF A LINE FROM 44N62W TO 36N70W AREA OF
S TO SW WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST NEW LOW 44N53W 1007 MB. WITHIN 300 NM SE AND
600 NM SW QUADRANTS WINDS 30 TO 45 KT. SEAS 8 TO 15 FT.
.42 HOUR FORECAST LOW 46N45W 991 MB. WITHIN 360 NM SE AND 240 NM
SW QUADRANTS WINDS 40 TO 50 KT. SEAS 10 TO 17 FT.
.48 HOUR FORECAST LOW 49N43W 969 MB. WITHIN 180 NM SW SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 18 TO 29 FT. ELSEWHERE WITHIN 240 NM NE
AND 360 NM SW SEMICIRCLES WINDS 40 TO 50 KT. SEAS 14 TO 24 FT.
ALSO WITHIN 600 NM NE...840 NM SE...720 NM SW...AND 420 NM NW
QUADRANTS WINDS 25 TO 40 KT. SEAS 11 TO 22 FT.

...GALE WARNING...
.LOW 64N38W 972 MB DRIFTING NE. OVER ICE FREE FORECAST WATERS N
OF 57N AND E OF 48W WINDS 30 TO 45 KT. SEAS 12 TO 25 FT.
.24 HOUR FORECAST LOW 66N36W 1001 MB. WITHIN 360 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW NE OF AREA AND ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.LOW 46N38W 1009 MB MOVING NE 25 KT. OVER FORECAST WATERS WITHIN
120 NM E...600 NM S...AND 540 NM SW QUADRANTS WINDS 25 TO 40 KT.
SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA.

...GALE WARNING...
.LOW 61N66W 990 MB MOVING SE 10 KT. OVER ICE FREE FORECAST
WATERS WITHIN 600 NM SE QUADRANT WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 59N55W 996 MB. BETWEEN 240 NM AND 360 NM
NE AND 300 NM AND 840 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO
11 FT.
.30 HOUR FORECAST COMPLEX LOW WITH FIRST LOW 57N56W 997 MB AND
SECOND NEW LOW 58N50W. WITHIN 120 NM E OF A FRONT TO EXTEND FROM
NEW LOW TO 54N47W TO 49N49W WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 55N54W 1004 MB. BETWEEN 300 NM AND 360 NM
NE AND 300 NM AND 480 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 9
TO 15 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
NE AND E OF A LINE FROM 63N56W TO 61N49W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW AND W OF A
LINE FROM 64N52W TO 63N56W AND W OF A LINE FROM 56N53W TO 55N51W
TO 51N51W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW AND W OF A
LINE FROM 64N52W TO 61N58W AND FROM 46N TO 52N W OF 46W.

.SYNOPSIS AND FORECAST.

.HIGH 34N66W 1033 MB MOVING SE 15 KT.
.24 HOUR FORECAST HIGH 33N58W 1030 MB.
.48 HOUR FORECAST HIGH 35N66W 1033 MB.

.FORECASTER BELL. 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 MAR 25.
24 HOUR FORECAST VALID 0000 UTC SUN MAR 26.
48 HOUR FORECAST VALID 0000 UTC MON MAR 27.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC COLD FRONT FROM 31N47W TO 27N53W TO 26N58W THEN STATIONARY
TO 24N80W. TROUGH FROM 30N46W TO 25N54W TO 24N58W TO LOW PRES
1014 MB NEAR 21N63W TO 18N67W. W OF LINE FROM 31N48W TO 24N60W
TO 19N62W AND S OF LINE FROM 31N48W TO 31N50W TO 30N54W TO
30N68W TO 27N80W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 16 FT
OUTSIDE BAHAMAS AND SEAS TO 9 FT INSIDE BAHAMAS. N OF LINE FROM
31N50W TO 30N54W TO 30N68W TO 27N80W AND S OF 31N WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN NW TO N SWELL E OF 65W AND 8 TO 10 FT
IN N TO NE SWELL W OF 65W.
.18 HOUR FORECAST COLD FRONT FROM 31N41W TO 26N51W THEN
STATIONARY TO LOW PRES 1014 MB NEAR 21N68W. FROM 24N TO 26N
BETWEEN 66W AND 68W NE TO E WINDS 30 TO 35 KT. SEAS 14 TO 16 FT.
ELSEWHERE AREA BOUNDED BY 29N72W TO 28N55W TO 25N55W TO 22N71W
TO 23N74W TO 25N75W TO 29N72W NE TO E WINDS 20 TO 30 KT. SEAS 10
TO 15 FT. REMAINDER OF AREA W OF LINE FROM 31N41W TO 20N57W TO
18N62W TO THE E OF 78W AND S OF LINE FROM 31N41W TO 31N57W TO
29N78W WINDS 20 KT OR LESS. E OF 60W...SEAS 8 TO 11 FT IN MIXED
NE AND NW SWELL. W OF 60W...SEAS 8 TO 11 FT IN NE TO E SWELL
OUTSIDE BAHAMAS.
.24 HOUR FORECAST COLD FRONT FROM 31N39W TO 26N49W THEN
STATIONARY TO LOW PRES 1014 MB NEAR 21N69W. FROM 24N TO 26N
BETWEEN 66W AND 69W NE TO E WINDS 30 TO 35 KT. SEAS 14 TO 15 FT.
ELSEWHERE AREA BOUNDED BY 30N66W TO 27N55W TO 22N63W TO 24N67W
TO 22N72W TO 24N76W TO 27N75W TO 30N66W NE TO E WINDS 20 TO 30
KT. SEAS 9 TO 14 FT. REMAINDER OF AREA W OF LINE FROM 31N39W TO
19N56W TO 17N62W AND S OF LINE FROM 31N39W TO 31N53W TO 30N58W
TO 30N70W TO 28N78W WINDS 20 KT OR LESS. E OF 60W...SEAS 8 TO 10
FT IN MIXED NE AND NW SWELL. W OF 60W...SEAS 8 TO 10 FT IN NE TO
E SWELL OUTSIDE BAHAMAS.
.48 HOUR FORECAST COLD FRONT FROM 29N35W TO 28N44W THEN
STATIONARY TO 26N54W TO 25N65W TO LOW PRES 1008 MB NEAR 25N69W.
FROM 26.5N TO 28.5N BETWEEN 66W AND 71W NE TO E WINDS 30 TO 35
KT. SEAS 12 TO 16 FT. ELSEWHERE N OF LOW TO 31N BETWEEN 60W AND
74W WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA FROM
22N TO 31N BETWEEN 60W AND 77W AND N OF BAHAMAS SEAS 8 TO 10 FT
IN E TO SE SWELL.

.SYNOPSIS AND FORECAST.

.ATLC AREA BOUNDED BY 28N35W TO 16N35W TO 11N47W TO 18N52W TO
28N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW
SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN WINDWARD PASSAGE N OF 18N NE WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT. N OF 19.5N BETWEEN 77.5W AND 81W NE WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO S OF 24N AND E OF 85W E WINDS 20 TO 25 KT. SEAS
TO 8 FT. FROM 21N TO 23N BETWEEN 88W AND 92W E TO SE WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT. N OF 28N BETWEEN 92W AND 96W S WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 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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