High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 200412
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC FRI JAN 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JAN 20
24 HOUR FORECAST VALID 0000 UTC JAN 21
48 HOUR FORECAST VALID 0000 UTC JAN 22

.WARNINGS.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 59N38W 984 MB MOVING NE 15 KT.
OVER FORECAST WATERS WITHIN 180 NM S AND SW QUADRANTS...AND FROM
57N TO 62N BETWEEN 39W AND 43W WINDS 40 TO 55 KT. SEAS 15 TO 25
FT. ELSEWHERE N OF A LINE FROM 45N35W TO 51N47W WINDS 25 TO 40
KT. SEAS 11 TO 22 FT.
.24 HOUR FORECAST LOW E OF AREA 63N32W 983 MB. N OF A LINE FROM
54N35W TO 58N44W WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.
.48 HOUR FORECAST LOW E OF AREA AND NEW SECOND LOW 65N36W 997
MB. WITHIN 120 NM NE QUADRANT WINDS 25 TO 40 KT. SEAS TO 12 FT.
ELSEWHERE WITHIN 300 NM S QUADRANT WINDS 20 TO 30 KT. SEAS 8 TO
14 FT.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 38N58W 994 MB MOVING NE 20 KT.
WITHIN AN AREA BOUNDED BY A LINE FROM 31N67W TO 40N66W TO 45N52W
TO 38N36W TO 31N49W TO 31N67W WINDS 25 TO 40 KT. SEAS 12 TO 20
FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 43N51W 976 MB.
WITHIN 240 NM NW SEMICIRCLE AND FROM 34N TO 43N BETWEEN 42W AND
47W WINDS 40 TO 55 KT. SEAS 14 TO 26 FT. ELSEWHERE OVER FORECAST
WATERS E OF A LINE FROM 31N57W TO 38N62W TO 47N57W TO 50N53W
WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW 47N46W 968 MB. FRONT TO EXTEND FROM LOW TO
50N50W TO 54N44W TO 45N35W TO 40N35W TO 31N44W. WITHIN 360 NM S
SEMICIRCLE AND WITHIN 180 NM W AND N OF THE FRONT W OF 44W WINDS
40 TO 55 KT. SEAS 18 TO 36 FT. ELSEWHERE FROM 36N TO 47N BETWEEN
35W AND 56W...W OF 44W WITHIN 240 NM W AND N OF FRONT...AND E OF
44W WITHIN 360 NM E AND NE OF FRONT WINDS 25 TO 40 KT. SEAS 10
TO 24 FT...HIGHEST IN S SEMICIRCLE. ALSO N OF 55N BETWEEN 46W
AND 59W WINDS 20 TO 30 KT. SEAS TO 10 FT.

...GALE WARNING...
.LOW 65N55W 1005 MB MOVING NE 10 KT. OVER FORECAST WATERS N OF
65N W OF 53W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 65N51W 1007 MB. N OF 64N W OF GREENLAND
WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED ABOVE
WITH LOW 47N46W.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY NW OF A LINE FROM 61N59W TO
66N54W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N AND NW OF A
LINE FROM 61N59W TO 63N51W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 61N W OF
49W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 59N TO 62N
BETWEEN 37W AND 35W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM OF 45N48W.
.48 HOUR FORECAST DENSE FOG FROM 47N TO 55N BETWEEN 50W AND 35W.

.HIGH 47N50W 1020 MB MOVING E 30 KT.
.24 HOUR FORECAST HIGH MOVED E OF AREA.

.FORECASTER KELLS. 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 FRI JAN 20.
24 HOUR FORECAST VALID 0000 UTC SAT JAN 21.
48 HOUR FORECAST VALID 0000 UTC SUN JAN 22.

.WARNINGS.

...ATLC GALE WARNING...
.COLD FRONT FROM 31N57W TO 29N56W TO 24N68W TO 28N74W. N OF 26N
WITHIN 90 NM SE OF FRONT SW WINDS 30 TO 35 KT. SEAS 9 TO 12 FT.
ELSEWHERE N OF 24.5N E OF FRONT TO 49W SW TO W WINDS 20 TO 30
KT. SEAS TO 10 FT. N OF 29N W OF FRONT TO 64W W TO NW WINDS 25
TO 35 KT. SEAS 12 TO 14 FT. ELSEWHERE W OF FRONT TO 68W W TO NW
WINDS 20 TO 25 KT. SEAS TO 13 FT...HIGHEST NW.
.24 HOUR FORECAST COLD FRONT FROM 31N50W TO 22.5N60W TO
22.5N70W. N OF 29N E OF FRONT TO 42W S TO SW WINDS 25 TO 35 KT.
SEAS 10 TO 16 FT. ELSEWHERE N OF 26N E OF FRONT TO 38W S TO SW
WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NW SWELL. N OF 30N W OF
FRONT TO 57W W TO NW WINDS 20 TO 25 KT. SEAS 11 TO 14 FT IN NW
SWELL. ELSEWHERE N OF 24N W OF FRONT TO 64W WINDS 20 KT OR LESS.
SEAS 8 TO 11 FT IN NW SWELL.
.36 HOUR FORECAST COLD FRONT FROM 31N47W TO 25N54W TO 21N64W
THEN DISSIPATING FRONT TO 22N73W. N OF 27N E OF FRONT TO A LINE
FROM 31N37W TO 27N42W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12
FT...EXCEPT 12 TO 15 FT WITHIN 75 NM E OF FRONT N OF 28N. NW OF
FRONT TO A LINE FROM 31N64W TO 25N54W WINDS 20 KT OR LESS. SEAS
8 TO 13 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N44W TO 20N62W. N OF 27.5N E
OF FRONT TO 38W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NW
SWELL. ELSEWHERE N OF 25M E OF FRONT TO 40W WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN NW SWELL. W OF FRONT TO LINE FROM 26N51W TO
26N55W TO 31N65W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW
SWELL.

.SYNOPSIS AND FORECAST.

.ATLC FROM 18N TO 27N E OF 45W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN NW SWELL.
.24 HOUR FORECAST N OF 23N E OF 37W WINDS 20 KT OR LESS. SEAS 8
FT IN NW SWELL.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 11N TO 13N BETWEEN 73W AND 77W NE TO E WINDS 20
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 11N TO 12.5N BETWEEN 72W AND 76W NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 30 HOUR FORECAST S OF 18.5N W OF 85W...INCLUDING THE
GULF OF HONDURAS...E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.48 HOUR FORECAST S OF 17.5N BETWEEN 84W AND 86W SE WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 30 HOUR FORECAST FROM 21N TO 25N BETWEEN 86.5W
AND 90.5W S TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST N OF 25N BETWEEN 84W AND 91W S TO SW WINDS 20
TO 30 KT. SEAS TO 9 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



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