High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 232221
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

SECURITE

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

SYNOPSIS VALID 1800 UTC JAN 23
24 HOUR FORECAST VALID 1800 UTC JAN 24
48 HOUR FORECAST VALID 1800 UTC JAN 25

.WARNINGS.

...STORM WARNING...
.LOW 61N44W 975 MB MOVING E 05 KT AND INTENSIFYING. FROM 59N TO
61N BETWEEN 47W AND 50W WINDS 35 TO 50 KT. SEAS 16 TO 22 FT.
ELSEWHERE OVER ICE FREE WATERS WITHIN 480 NM W SEMICIRCLE WINDS
25 TO 40 KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST LOW 60N41W 956 MB. FROM 55N TO 66N BETWEEN 43W
AND 57W WINDS 45 TO 60 KT. SEAS 26 TO 42 FT. ALSO OVER ICE FREE
WATERS N OF 64N E OF GREENLAND WINDS 35 TO 50 KT. SEAS 14 TO 22
FT. ELSEWHERE WITHIN 780 NM S...600 NM W AND 540 NM NW QUADRANTS
WINDS 30 TO 45 KT. SEAS 13 TO 26 FT. OTHERWISE FROM 60N TO 64N E
OF GREENLAND WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW E OF AREA 57N32W 967 MB. WITHIN 180 NM W
OF A LINE FROM 63N51W TO 53N41W WINDS 40 TO 50 KT. SEAS 18 TO 36
FT. ELSEWHERE OVER FORECAST WATERS WITHIN 900 NM NW AND 780 NM
SW QUADRANTS...AND N OF 61N E OF GREENLAND WINDS 25 TO 40 KT.
SEAS 12 TO 34 FT...HIGHEST SW QUADRANT. ALSO FROM 58N TO 61N
BETWEEN 35W AND 43W WINDS TO 25 KT. SEAS 9 TO 16 FT.

...STORM WARNING...
.LOW 37N76W 989 MB MOVING NE 10 KT. OVER FORECAST WATERS WITHIN
300 NM NE QUADRANT...AND WITHIN 180 NM E OF A FRONT FROM 36N74W
TO 31N74W WINDS 35 TO 45 KT. SEAS 10 TO 20 FT. ALSO WITHIN 540
NM NE AND 480 NM SE QUADRANTS...AND FROM 31N TO 34N W OF 74W
WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.06 HOUR FORECAST LOW 38N74W 988 MB. WITHIN 240 NM NE QUADRANT
WINDS 35 TO 50 KT. SEAS 14 TO 23 FT.
.24 HOUR FORECAST LOW 40N72W 986 MB. BETWEEN 240 NM AND 420 NM
NE QUADRANT WINDS 35 TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE FROM
31N TO 45N W OF 58W...EXCEPT WITHIN 240 NM E QUADRANT...WINDS 25
TO 40 KT. SEAS 9 TO 18 FT. ALSO WITHIN 240 NM E QUADRANT WINDS
TO 25 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 45N65W 991 MB
AND NEW CENTER 43N62W 989 MB. FRONT TO EXTEND FROM FIRST LOW TO
42N58W TO 31N54W. BETWEEN 180 NM AND 420 NM NE QUADRANT OF FIRST
LOW...AND BETWEEN 180 NM AND 420 NM SE QUADRANT OF SECOND LOW
WINDS 35 TO 45 KT. SEAS 10 TO 20 FT. ELSEWHERE WITHIN 360 NM NE
AND E OF THE FRONT...ALSO FROM 31N TO 40N BETWEEN 60W AND 70W
WINDS 25 TO 35 KT. SEAS 9 TO 19 FT.

...GALE WARNING...
.LOW 47N36W 992 MB MOVING NE 50 KT. FRONT EXTENDS FROM 48N35W TO
THE LOW TO 40N45W TO 37N53W. WITHIN 180 NM SE OF THE FRONT E OF
45W WINDS 30 TO 45 KT. SEAS 10 TO 20 FT. ELSEWHERE WITHIN 300 NM
SE OF THE FRONT...ALSO FROM 41N TO 53N BETWEEN 44W AND 53W WINDS
20 TO 30 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW WELL E OF AREA. FROM 33N TO 47N BETWEEN
35W AND 41W WINDS 25 TO 35 KT. SEAS 9 TO 18 FT.
.36 HOUR FORECAST CONDITIONS E OF AREA.

...GALE WARNING...
.LOW 60N37W 967 MB MOVING N 10 KT WILL TURN W AFTER 06 HOURS.
FRONT EXTENDS FROM 59N38W TO 62N39W TO 64N35W. OVER ICE FREE
WATERS WITHIN 90 NM W AND N OF THE FRONT...ALSO WITHIN 420 NM S
QUADRANT WINDS 25 TO 35 KT. SEAS 14 TO 20 FT.
.24 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED ABOVE
WITH LOW 60N41W.

...GALE WARNING...
.LOW 37N60W 1003 MB MOVING SE 25 KT. WITHIN 120 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE FROM 34N TO 40N
BETWEEN 56W AND 63W WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE WATERS N AND NW
OF A LINE FROM 63N50W TO 59N58W...ALSO FROM 50N TO 55N BETWEEN
52W AND 60W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 60N W OF
45W...ALSO W OF A LINE FROM 60N50W TO 56N55W TO 52N50W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 61N W OF
GREENLAND.

.SYNOPSIS AND FORECAST.

.DISSIPATING FRONT EXTENDS FROM 38N35W TO 35N39W TO 31N41W. N OF
31N BETWEEN 35W AND THE FRONT WINDS TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST CONDITIONS E OF AREA.

.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
FROM 40N TO 43N BETWEEN 64W AND 70W.
.48 HOUR FORECAST DENSE FOG FROM 42N TO 46N BETWEEN 55W AND 63W.

.24 HOUR FORECAST NEW HIGH 42N50W 1024 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.48 HOUR FORECAST NEW HIGH 35N38W 1024 MB.

.FORECASTER REINHART. 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 MON JAN 23.
24 HOUR FORECAST VALID 1800 UTC TUE JAN 24.
48 HOUR FORECAST VALID 1800 UTC WED JAN 25.

.WARNINGS.

...GALE WARNING...
.GULF OF MEXICO N OF 24.5N E OF 86W W TO NW WINDS 25 TO 35 KT.
SEAS 12 TO 20 FT. ELSEWHERE E OF 91W NW WINDS 20 TO 25 KT. SEAS
12 TO 18 FT IN NW SWELL. REMAINDER OF AREA N OF 19.5N E OF 94W
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.06 HOUR FORECAST N OF 27N E OF 86W NW WINDS 20 TO 25 KT. SEAS
12 TO 15 FT IN W SWELL. ELSEWHERE N OF 22N E OF 92W WINDS 20 KT
OR LESS. SEAS 8 TO 12 FT IN W TO NW SWELL.
.24 HOUR FORECAST FROM 22N TO 26N E OF 85W WINDS 20 KT OR LESS.
SEAS TO 9 FT IN NW SWELL. N OF 20N W OF 95W S WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT ALONG TEXAS COAST. WINDS 20 KT OR
LESS. SEAS LESS THAN 8 FT.

...GALE WARNING...
.ATLC COLD FRONT 31N74W TO 22N79.5W. FROM 23.5N TO 31N WITHIN
150 NM E OF FRONT SW WINDS 30 TO 40 KT. SEAS 10 TO 16 FT IN OPEN
WATERS. ELSEWHERE N OF 22N WITHIN 360 NM E OF FRONT S TO SW
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT FROM 24N TO 31N. W OF FRONT W
WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N65W TO 28N64W TO 20N73.5W.
FROM 24N TO 31N WITHIN 120 NM E OF FRONT SW WINDS 30 TO 35 KT.
SEAS 10 TO 16 FT. ELSEWHERE FROM 21N TO 31N E OF FRONT TO 58W S
TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. N OF 22N W OF FRONT W
TO NW WINDS 20 TO 30 KT. SEAS 12 TO 17 FT IN OPEN WATERS E OF
79W AND 8 TO 12 FT ELSEWHERE.
.48 HOUR FORECAST COLD FRONT FROM 31N60W TO 27N57W TO 19N65W.
FROM 23N TO 31N WITHIN 210 NM E OF FRONT SE TO S WINDS 20 TO 30
KT. SEAS 8 TO 14 FT. FROM 25N TO 31N W OF FRONT TO 70W W TO NW
WINDS 20 TO 25 KT. SEAS 11 TO 13 FT. ELSEWHERE FROM 22N TO 31N W
OF FRONT TO 73W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.

.SYNOPSIS AND FORECAST.

.ATLC N OF LINE FROM 18N35W TO 21N50W TO 31N48W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST FROM 16N TO 24N BETWEEN 35W AND 40W WINDS 20 KT
OR LESS. SEAS 8 FT IN MIXED NW AND NE SWELL.
.48 HOUR FORECAST FROM 07N TO 15N BETWEEN 35W AND 45W WINDS 20 KT
OR LESS. SEAS 8 FT PRIMARILY IN NE SWELL.

.CARIBBEAN COLD FRONT FROM 22N79.5W TO 18.5N83W TO 15N83.5W
MOVING SE 20-25 KT. N OF 19N E OF FRONT TO 77W SW WINDS 20 TO 25
KT. SEAS TO 8 FT. W OF FRONT TO 87W NW WINDS 20 TO 25 KT. SEAS 8
TO 11 FT YUCATAN CHANNEL.
.24 HOUR FORECAST COLD FRONT FROM 20N73.5W TO 18N78W THEN
DISSIPATING COLD FRONT TO 14N80W. FROM 17N TO 20N BETWEEN 81W
AND 84W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



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