High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 231025
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC MON JAN 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JAN 23
24 HOUR FORECAST VALID 0600 UTC JAN 24
48 HOUR FORECAST VALID 0600 UTC JAN 25

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 58N39W 968 MB MOVING N 20 KT. OVER ICE FREE WATERS WITHIN
90 NM W OF A LINE FROM 59N41W TO 62N40W...ALSO N OF 64N E OF 38W
WINDS 35 TO 50 KT. SEAS 12 TO 26 FT. ELSEWHERE N OF 50N...AND
BETWEEN 45N AND 52N E OF 42W WINDS 25 TO 40 KT. SEAS 12 TO 25 FT.
.24 HOUR FORECAST LOW 62N41W 959 MB. WITHIN 120 NM OF THE W
COAST OF GREENLAND S OF 66N WINDS 35 TO 50 KT. SEAS 12 TO 23 FT.
ELSEWHERE WITHIN 360 NM SE QUADRANT...AND N OF A LINE FROM
60N40W TO 56N40W TO 50N44W TO 50N48W TO 60N63W WINDS 30 TO 45
KT. SEAS 12 TO 24 FT.
.36 HOUR FORECAST LOW 61N43W 954 MB. WITHIN 300 NM W QUADRANT
WINDS 45 TO 65 KT. SEAS 24 TO 40 FT.
.48 HOUR FORECAST LOW 58N38W 961W. WITHIN 180 NM W AND SW OF A
LINE FROM 64N51W TO 60N48W TO 57N45W TO 56N40W WINDS 40 TO 60
KT. SEAS 24 TO 40 FT. ELSEWHERE E OF A LINE FROM 60N60W TO
50N50W TO 45N35W...ALSO N OF 60N BETWEEN 47W AND 59W WINDS 30 TO
45 KT. SEAS 12 TO 30 FT.

...STORM WARNING...
.FROM 31N TO 34N BETWEEN 72W AND 80W WINDS 30 TO 45 KT. SEAS 9
TO 16 FT. FROM 38N TO 41N W OF 67W WINDS 25 TO 35 KT. SEAS TO 12
FT. ELSEWHERE W OF A LINE FROM 43N64W TO 35N63W TO 31N67W WINDS
20 TO 30 KT. SEAS TO 10 FT.
.12 HOUR FORECAST FROM 37N TO 41N W OF 71W WINDS 35 TO 50 KT.
SEAS 15 TO 20 FT.
.24 HOUR FORECAST LOW 38N73W 988 MB. WITHIN 540 NM N
SEMICIRCLE...ALSO WITHIN 240 NM E OF A LINE FROM 39N69W TO
31N69W...AND S OF 33N W OF 76W WINDS 30 TO 45 KT. SEAS 12 TO 22
FT. ELSEWHERE W OF A LINE FROM 43N60W TO 31N62W WINDS 20 TO 30
KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 43N66W 990 MB. WITHIN 360 NM NE
QUADRANT...ALSO WITHIN 300 NM NE AND E OF A FRONT FROM 44N64W TO
40N61W TO 31N60W...AND S OF 39N BETWEEN 67W AND 74W WINDS 30 TO
45 KT. SEAS 10 TO 20 FT. ELSEWHERE BETWEEN 76W AND A LINE
EXTENDING FROM 50N61W TO 40N52W TO 31N53W WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT.

...GALE WARNING...
.LOW 43N49W 1000 MB MOVING NE 45 KT. WITHIN 300 NM S AND SE
QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 14 FT.
.24 HOUR FORECAST LOW E OF AREA. FRONT EXTENDS FROM 43N35W TO
36N44W. WITHIN 180 NM SE OF FRONT WINDS 25 TO 35 KT. SEAS 9 TO
14 FT. ALSO FROM 40N TO 50N BETWEEN 40W AND 47W WINDS 25 TO 35
KT. SEAS 9 TO 15 FT. ELSEWHERE FROM 34N TO 50N E OF 50W WINDS 20
TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST CONDITIONS E OF AREA.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE WATERS FROM 50N
TO 53N W OF 52W...ALSO N AND NW OF A LINE FROM 56N56W TO 60N57W
TO 63N50W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N AND NW OF A
LINE FROM 51N53W TO 53N52W TO 57N55W TO 61N49W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N AND NW OF A
LINE FROM 56N56W TO 60N58W TO 61N49W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 57N TO 64N E
OF 40W.
.24 HOUR FORECAST VSBY IMPROVED.
.48 HOUR FORECAST DENSE FOG FROM 41N TO 44N BETWEEN 60W AND 67W.

.48 HOUR FORECAST NEW HIGH 39N44W 1024 MB.

.FORECASTER SHAW. 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 0600 UTC MON JAN 23.
24 HOUR FORECAST VALID 0600 UTC TUE JAN 24.
48 HOUR FORECAST VALID 0600 UTC WED JAN 25.

.WARNINGS.

...GALE WARNING...
.ATLC COLD FRONT FROM 31N79W TO 28N80W. N OF 25N WITHIN 240 NM E
OF FRONT S TO SW WINDS 30 TO 40 KT. SEAS 10 TO 14 FT. ELSEWHERE E
OF FRONT TO A LINE FROM 31N69W TO 27N71W TO 22.5N78W S TO SW
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT N OF 27N. W OF FRONT W WINDS
30 TO 35 KT. SEAS 8 TO 13 FT.
.12 HOUR FORECAST COLD FRONT FROM 31N73W TO 27N74W TO 22.5N79W.
N OF 24N WITHIN 240 NM E OF FRONT S TO SW WINDS 30 TO 40 KT. SEAS
11 TO 19 FT. ELSEWHERE N OF 22N E OF FRONT TO A LINE FROM 31N66W
TO 27N66W TO 22N74W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
N OF 24N W OF FRONT W WINDS 30 TO 40 KT. SEAS 8 TO 16 FT...
HIGHEST NEAR 29N76W. S OF 24N W OF FRONT W TO NW WINDS 20 TO 30
KT. SEAS 8 TO 12 FT...HIGHEST NEAR 23N79W.
.24 HOUR FORECAST COLD FRONT FROM 31N68W TO 26N70W TO 21N76W. N
OF 23N WITHIN 180 NM E OF FRONT S TO SW WIND 30 TO 35 KT. SEAS 9
TO 15 FT. ELSEWHERE N OF 20N E OF FRONT TO A LINE FROM 31N62W TO
26N62W TO 20N67W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. N OF
25N W OF 74W W TO NW WINDS 30 TO 35 KT. SEAS 10 TO 17 FT.
ELSEWHERE W OF FRONT W TO NW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N59W TO 26N60W TO 19N68W. N
OF 25N WITHIN 180 NM E OF FRONT S TO SW WINDS 30 TO 35 KT. SEAS
10 TO 14 FT. ELSEWHERE N OF 22N E OF FRONT TO A LINE FROM 31N53W
TO 28N53W TO 22N60W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. N
OF 24N W OF FRONT TO 74W W TO NW WINDS 20 TO 30 KT. SEAS 9 TO 13
FT. ELSEWHERE N OF 21N W OF FRONT TO BAHAMAS AND 77W WINDS 20 KT
OR LESS. SEAS 8 TO 11 FT IN MIXED NE AND NW SWELL.

...GALE WARNING...
.GULF OF MEXICO COLD FRONT FROM 26.5N82W TO 22N85W. N OF 24N W OF
FRONT TO 93W W TO NW WINDS 30 TO 40 KT. SEAS 10 TO 20 FT.
ELSEWHERE N OF 21N W OF FRONT TO 87W NW WINDS 20 TO 30 KT. SEAS
8 TO 14 FT. E OF FRONT...INCLUDING THE STRAITS OF FLORIDA...SW
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.18 HOUR FORECAST COLD FRONT E OF AREA. E OF 89W...INCLUDING THE
STRAITS OF FLORIDA AND YUCATAN CHANNEL...NW WINDS 20 TO 30 KT.
SEAS 8 TO 15 FT IN NW SWELL...HIGHEST NEAR 25N84W. BETWEEN 89W
AND 91W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.24 HOUR FORECAST E OF 85W...INCLUDING THE STRAITS OF FLORIDA...
NW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NW SWELL...HIGHEST
CENTRAL PART. BETWEEN 86W AND 89W...INCLUDING THE YUCATAN
CHANNEL...WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N43W TO 26N47W THEN STATIONARY TO
22N55W.
WITHIN AREA BOUNDED BY 31N35W TO 31N60W TO 26N56W TO 26N44W TO
31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.12 HOUR FORECAST COLD FRONT FROM 31N41W TO 25N48W THEN
DISSIPATING STATIONARY TO 23N55W. WITHIN AREA BOUNDED BY 31N35W
TO 31N43W TO 24N50W TO 20N40W TO 12N35W TO 31N35W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N39W TO 26N46W. WITHIN AREA
BOUNDED BY 31N35W TO 31N39W TO 26N40W TO 20N45W TO 18N39W TO
07N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 28N35W TO 27N42W. WITHIN AREA
BOUNDED BY 20N35W TO 15N42W TO 09N56W TO 06N51W TO 07N35W TO
20N35W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED NE AND NW
SWELL.

.CARIBBEAN COLD FRONT FROM 22N85W TO 16.5N88W. W OF FRONT W TO NW
WINDS 20 TO 25 KT. SEAS TO 8 FT NEAR YUCATAN CHANNEL. N OF 20N E
OF FRONT TO 80W SW WINDS 20 TO 25 KT. SEAS TO 8 FT.
.18 HOUR FORECAST COLD FRONT FROM 21N78W TO 18N81W TO 14N83W. N
OF 19N W OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN
NW SWELL...HIGHEST NEAR YUCATAN CHANNEL. N OF 19N E OF FRONT...
INCLUDING THE WINDWARD PASSAGE...S TO SW WINDS 20 TO 25 KT. SEAS
TO 8 FT. FROM 14.5N TO 17N W OF FRONT TO 85W NW WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 20N76W TO 15N81W TO 13N84W. N
OF 18N BETWEEN 85W AND 86.5W...INCLUDING THE YUCATAN CHANNEL...
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. N OF 19N E OF
FRONT...INCLUDING THE WINDWARD PASSAGE...SW WINDS 20 TO 25 KT.
SEAS TO 8 FT. S OF 16N W OF FRONT NW TO N WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.36 HOUR FORECAST COLD FRONT FROM 20N73W TO 15N78W TO 10N83W.
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 36 HOUR FORECAST WITHIN AREA BOUNDED BY 25N96W
TO 25N97W TO 23N98W TO 21N97W TO 20N96W TO 25N96W...INCLUDING
WITHIN 60 NM OF COAST OF VERACRUZ...SE TO S WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 23N95W TO 24N94W TO
24N96W TO 22N97W TO 20N97W TO 20N96W TO 23N95W...INCLUDING WITHIN
60 NM OF COAST OF VERACRUZ...SE TO S WINDS 20 TO 25 KT. SEAS TO
8 FT.

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

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.


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