High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 190944
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC FRI JAN 19 2018

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JAN 19
24 HOUR FORECAST VALID 0600 UTC JAN 20
48 HOUR FORECAST VALID 0600 UTC JAN 21

.WARNINGS.

...STORM WARNING...
.LOW 54N48W 988 MB MOVING NE 20 KT. FROM 44N TO 55N BETWEEN 35W
AND 49W WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 57N46W 980 MB. WITHIN 240 NM N SEMICIRCLE
WINDS 35 TO 50 KT. SEAS 10 TO 18 FT. ALSO OVER FORECAST WATERS
WITHIN 540 NM NE...360 NM SW...AND 300 NM NW QUADRANTS WINDS 25
TO 35 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 59N53W 976 MB. WITHIN 240 NM N SEMICIRCLE
AND N OF 61N E OF GREENLAND WINDS 30 TO 45 KT. SEAS 12 TO 20 FT.
ELSEWHERE WITHIN 300 NM OF LOW CENTER WINDS 20 TO 30 KT. SEAS 9
TO 15 FT.

...STORM WARNING...
.LOW 39N62W 988 MB MOVING NE 35 KT. OVER FORECAST WATERS WITHIN
480 NM E...360 NM S...AND 240 NM W QUADRANTS WINDS 40 TO 50 KT.
SEAS 16 TO 26 FT. ELSEWHERE FROM 31N TO 43N BETWEEN 49W AND 68W
WINDS 25 TO 40 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST LOW 47N43W 986 MB. OVER FORECAST WATERS S OF A
LINE FROM 52N35W TO 42N50W WINDS 25 TO 40 KT. SEAS 12 TO 22 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA.

...GALE WARNING...
.36 HOUR FORECAST LOW INLAND 51N69W 988 MB. WITHIN 900 NM S AND
SE QUADRANTS WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 50N52W 986 MB. WITHIN 480 NM SE...840 NM
SW...AND 420 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.

...HEAVY FREEZING SPRAY WARNING...
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 56N54W TO 53N51W TO 50N52W AND N OF 64N W OF GREENLAND.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 65N57W TO 61N58W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 48N
BETWEEN 44W AND 52W AND FROM 46N TO 52N E OF 37W.
.24 HOUR FORECAST DENSE FOG FROM 46N TO 52N E OF 37W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER KREKELER. 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 FRI JAN 19.
24 HOUR FORECAST VALID 0600 UTC SAT JAN 20.
48 HOUR FORECAST VALID 0600 UTC SUN JAN 21.

.WARNINGS.

...CARIBBEAN GALE WARNING...
.CARIBBEAN FROM 10.5N TO 13N BETWEEN 74W AND 78W NE TO E WINDS
20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST FROM 10.5N TO 13N BETWEEN 70W AND 80W NE WINDS
20 TO 30 KT. SEAS TO 11 FT.
.36 HOUR FORECAST FROM 10.5N TO 13N BETWEEN 72W AND 80W NE WINDS
20 TO 25 KT. SEAS TO 11 FT. N OF 16N BETWEEN 71W AND 74W E WINDS
20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 10N TO 13N BETWEEN 74W AND 76W NE WINDS
25 TO 35 KT. SEAS 10 TO 13 FT. ELSEWHERE FROM 10.5N TO 18N
BETWEEN 70W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT.
FROM 10N TO 16N BETWEEN 78W AND 81W WINDS 20 KT OR LESS. SEAS TO
9 FT IN E SWELL. S OF 11N BETWEEN 64W AND 66W NE WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N61W TO 20N74W. N OF 29N WITHIN 150 NM E
OF FRONT SW WINDS 20 TO 25 KT. SEAS TO 9 FT. N OF OF 28N WITHIN
240 NM W OF FRONT NW WINDS 20 TO 25 KT. SEAS 8 TO 13 FT.
ELSEWHERE WITHIN AREA BOUNDED BY LINE FROM 31N76W TO 31N56W TO
23N73W TO 27N77W TO 31N76W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT
PRIMARILY IN NW SWELL...HIGHEST SEAS NEAR 31N69W.
.24 HOUR FORECAST COLD FRONT FROM 31N48W TO 23N60W THEN
STATIONARY TO 20N74W. S OF 22N BETWEEN 72W AND 75W... INCLUDING
ATLC APPROACH TO WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS
TO 8 FT. WITHIN AREA BOUNDED BY LINE FROM 31N68W TO 31N49W TO
21N70W TO 23N73W TO 31N68W WINDS 20 KT OR LESS. SEAS 8 TO 13 FT
PRIMARILY IN NW SWELL...HIGHEST SEAS AT 31N55W.
.48 HOUR FORECAST COLD FRONT FROM 31N39W TO 25N45W THEN
STATIONARY TO 21N75W. S OF 22N BETWEEN 71W AND 75W...INCLUDING
ATLC APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT.
SEAS TO 8 FT. WITHIN AREA BOUNDED BY LINE FROM 31N56W TO 31N37W
TO 21N70W TO 23N73W TO 25N60W TO 31N56W WINDS 20 KT OR LESS.
SEAS 8 TO 11 FT PRIMARILY IN NW TO N SWELL...HIGHEST SEAS AT
31N43W.

.ATLC WITHIN AREA BOUNDED BY 25N35W TO 12N35W TO 18N39W TO
25N35W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED N AND E SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 20N35W TO 10N35W TO
14N43W TO 20N35W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED N
AND E SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN STATIONARY FRONT FROM 20N74W TO 11N84W. FROM 14N TO
21N W OF FRONT NE WINDS 20 TO 25 KT. SEAS TO 11 FT. SCATTERED
TSTMS S OF 13N W OF 78W.
.24 HOUR FORECAST FRONT DIFFUSE. N OF 18N BETWEEN 73W AND
82W...INCLUDING CARIBBEAN APPROACH TO WINDWARD PASSAGE...NE
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST N OF 19.5N BETWEEN 73W AND 82W...INCLUDING
WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS TO 8 FT.

.GULF OF MEXICO TROUGH FROM 25N97W TO 18N94W. SW OF TROUGH NW
WINDS 20 TO 25 KT. SEAS TO 10 FT. FROM 18N TO 24N WITHIN 150 NM
OF TROUGH SE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST TROUGH FROM 28N97W TO 20N97W. N OF 26N WITHIN
150 NM E OF TROUGH SE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.30 HOUR FORECAST TROUGH INLAND. WINDS 20 KT OR LESS. SEAS LESS
THAN 8 FT.

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

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.



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