High Seas Forecast
Issued by NWS

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587
FZNT01 KWBC 251551
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAR 25
24 HOUR FORECAST VALID 1200 UTC MAR 26
48 HOUR FORECAST VALID 1200 UTC MAR 27

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 44N61W 1011 MB MOVING NE 25 KT. WITHIN 480 NM S AND SE
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 46N46W 992 MB. WITHIN 540 NM S AND 660 NM
SW QUADRANTS WINDS 35 TO 45 KT. SEAS 12 TO 18 FT. ELSEWHERE FROM
36N TO 49N BETWEEN 39W AND 59W WINDS 25 TO 35 KT. SEAS 8 TO 14
FT.
.30 HOUR FORECAST LOW 48N44W 979 MB. WITHIN 420 NM SE AND 300 NM
SW QUADRANTS WINDS 40 TO 55 KT. SEAS 12 TO 21 FT.
.36 HOUR FORECAST LOW 49N43W 971 MB. WITHIN 240 NM SW SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 21 TO 31 FT.
.48 HOUR FORECAST LOW 48N44W 965 MB. WITHIN 240 NM SW SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 24 TO 37 FT. ELSEWHERE WITHIN 300 NM
N...540 NM S...420 NM SW...AND 300 NM NW QUADRANTS WINDS 40 TO
50 KT. SEAS 16 TO 28 FT. ALSO WITHIN 780 NM NE...960 NM SE...720
NM SW...AND 540 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 12 TO 21
FT.

...STORM WARNING...
.LOW 65N36W 987 MB MOVING NE 10 KT. OVER ICE FREE FORECAST
WATERS E OF A LINE FROM 64N35W TO 60N44W WINDS 40 TO 50 KT. SEAS
21 TO 30 FT. ELSEWHERE N OF 57N AND E OF 47W WINDS 25 TO 40 KT.
SEAS 12 TO 21 FT.
.24 HOUR FORECAST LOW NE OF AREA AND ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.LOW E OF AREA 51N34W 1007 MB MOVING NE 25 KT. OVER FORECAST
WATERS WITHIN 780 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS 10 TO
17 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA.

...GALE WARNING...
.LOW 61N59W 990 MB MOVING SE 15 KT. OVER ICE FREE FORECAST
WATERS WITHIN 240 NM N AND NE QUADRANTS...AND 600 NM SE QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 58N50W 998 MB. N OF 51N AND W OF 43W WINDS
25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW DISSIPATED. W OF A LINE FROM 63N53W TO
60N58W WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
W OF A LINE FROM 66N53W TO 61N54W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW AND W OF A
LINE FROM 64N52W TO 63N56W AND W OF A LINE FROM 56N54W TO 55N51W
TO 51N49W TO 46N50W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW AND W OF A
LINE FROM 65N52W TO 61N57W AND FROM 45N TO 49N BETWEEN 46W AND
54W.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST FROM 37N TO 42N W OF 65W AREA OF E TO NE WINDS
TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST FROM 31N TO 33N BETWEEN 59W AND 70W AREA OF E
TO NE WINDS TO 25 KT. SEAS TO 10 FT.

.HIGH 34N64W 1032 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH 33N64W 1027 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.48 HOUR FORECAST NEW HIGH 34N73W 1023 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 SAT MAR 25.
24 HOUR FORECAST VALID 1200 UTC SUN MAR 26.
48 HOUR FORECAST VALID 1200 UTC MON MAR 27.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC COLD FRONT FROM 31N43W TO 24N55W THEN SHEAR LINE TO
21N66W. TROUGH FROM 25N65W TO 18N68W. S OF 29N AND N OF LINE
FROM 28N50W TO 21N69W TO 21N76W NE TO E WINDS 20 TO 30 KT. SEAS
9 TO 15 FT. ELSEWHERE N OF LINE FROM 31N43W TO 19N62W TO 18N68W
TO 22N79W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NE AND NW
SWELL OUTSIDE BAHAMAS. NUMEROUS SHOWERS AND SCATTERED TSTMS S OF
25N BETWEEN 60W AND 75W.
.06 HOUR FORECAST COLD FRONT FROM 31N43W TO 24N54W THEN SHEAR
LINE TO 21N65W. LOW PRES NEAR 21N69W 1012 MB WITH TROUGH FROM
25N65W TO 18N68W. FROM 24N TO 26N BETWEEN 64W AND 69W NE TO E
WINDS 30 TO 35 KT. SEAS 13 TO 16 FT. ELSEWHERE S OF 29N AND N OF
LINE FROM 28N54W TO 21N70W TO 23N75W NE TO E WINDS 20 TO 30 KT.
SEAS 9 TO 13 FT. REMAINDER OF AREA N OF LINE FROM 31N43W TO
19N62W TO 18N68W TO 22N79W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT
IN NE AND NW SWELL OUTSIDE BAHAMAS.
.24 HOUR DISSIPATING FORECAST COLD FRONT FROM 31N35W TO 26N44W.
LOW PRES NEAR 23N69W 1008 MB. FROM 25N TO 28N BETWEEN 64W AND
70W NE TO E WINDS 30 TO 35 KT. SEAS 11 TO 16 FT. ELSEWHERE
WITHIN 540 NM NE QUADRANT AND 390 NM NW QUADRANT WINDS 20 TO 30
KT. SEAS 8 TO 12 FT. REMAINDER OF AREA N OF LINE FROM 31N35W TO
13N57W TO 20N71W TO 27N78W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT
IN PRIMARILY NE AND NW SWELL OUTSIDE BAHAMAS.
.48 HOUR FORECAST LOW PRES NEAR 26N68W 1005 MB. BETWEEN 120 NM
AND 270 NM N QUADRANT OF LOW NE TO E WINDS 30 TO 40 KT. SEAS 12
TO 16 FT. ELSEWHERE OVER FORECAST WATERS WITHIN 470 NM NE
QUADRANT AND 300 NM NW QUADRANT WINDS 20 TO 30 KT. SEAS 8 TO 14
FT. REMAINDER OF AREA N OF 22N BETWEEN 60W AND 77W WINDS 20 KT
OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL OUTSIDE BAHAMAS.

.SYNOPSIS AND FORECAST.

.ATLC FROM 12N TO 21N E OF 54W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN MIXED NE AND NW SWELL.
.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 LATTO. NATIONAL HURRICANE CENTER.



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