High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 220934
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC MON JAN 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

PAN PAN

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

SYNOPSIS VALID 0600 UTC JAN 22
24 HOUR FORECAST VALID 0600 UTC JAN 23
48 HOUR FORECAST VALID 0600 UTC JAN 24

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.OVER ICE FREE FORECAST WATERS FROM 58N TO 60N BETWEEN 42W AND
47W WINDS 45 TO 60 KT. SEAS 23 TO 30 FT. ELSEWHERE FROM 58N TO
60N BETWEEN 43W AND 51W AND N AND E OF A LINE FROM 58N43W TO
60N38W WINDS 30 TO 45 KT. SEAS 12 TO 26 FT.
.18 HOUR FORECAST LOW 58N38W 962 MB. WITHIN 120 NM W AND NW OF A
LINE FROM 57N39W TO 62N38W TO 63N35W WINDS 50 TO 65 KT. SEAS 30
TO 40 FT.
.24 HOUR FORECAST LOW 57N35W 962 MB. WITHIN 90 NM W AND NW OF A
LINE FROM 56N38W TO 63N39W TO 64N35W WINDS 50 TO 65 KT. SEAS 25
TO 37 FT. ELSEWHERE WITHIN 780 NM SW QUADRANT AND WITHIN 180 NM
W AND NW OF A LINE FROM 55N37W TO 59N39W TO 63N38W TO 64N35W
WINDS 40 TO 50 KT. SEAS 24 TO 32 FT. ALSO WITHIN 960 NM SW AND
780 NM NW QUADRANTS...AND WITHIN 120 NM W AND NW OF A LINE FROM
59N39W TO 63N38W TO 64N35W WINDS 25 TO 40 KT. SEAS 12 TO 26 FT.
.48 HOUR FORECAST LOW E OF AREA 58N25W 969 MB. WITHIN 840 NM SW
AND 540 NM NW QUADRANTS WINDS 30 TO 45 KT. SEAS 14 TO 28 FT.

...STORM WARNING...
.LOW 56N43W 970 MB MOVING NE 10 KT. OVER FORECAST WATERS WITHIN
420 NM SE AND 180 NM SW QUADRANTS WINDS 40 TO 50 KT. SEAS 22 TO
26 FT. ELSEWHERE WITHIN 960 NM S...900 NM SW...AND 540 NM NW
QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 22 FT.
.24 HOUR FORECAST LOW MERGED WITH LOW 57N35W DESCRIBED ABOVE.

...GALE WARNING...
.LOW 60N58W 987 MB MOVING S 05 KT. OVER ICE FREE FORECAST WATERS
WITHIN 300 NM SE AND 90 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 9
TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DESCRIBED ABOVE WITH LOW 57N35W.

...GALE WARNING...
.48 HOUR FORECAST LOW INLAND NEAR 46N68W 991 MB. OVER FORECAST
WATERS WITHIN 540 NM NE...840 NM SE...AND 780 NM SW QUADRANTS
WINDS 30 TO 45 KT. SEAS 8 TO 18 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 65N W OF 55W AND W OF A LINE FROM 59N57W TO 53N51W TO
48N50W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 64N W OF
55W AND W OF A LINE FROM 62N59W TO 57N56W TO 51N49W TO 48N50W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 64N W OF
53W AND FROM 58N TO 62N W OF 58W.

.SYNOPSIS AND FORECAST.

.OVER ICE FREE FORECAST WATERS N OF 64N AND W OF 54W AREA OF N
WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST N OF 64N AND W OF 55W AREA OF N WINDS TO 25
KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.DENSE FOG. 48 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
OVER FORECAST WATERS N OF A LINE FROM 41N68W TO 44N58W.

.HIGH 35N77W 1025 MB MOVING E 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST HIGH 31N63W 1025 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST HIGH 33N46W 1025 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST HIGH 45N61W 1031 MB.
.48 HOUR FORECAST HIGH 42N44W 1034 MB.

.FORECASTER BELL. 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 22.
24 HOUR FORECAST VALID 0600 UTC TUE JAN 23.
48 HOUR FORECAST VALID 0600 UTC WED JAN 24.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...

.GULF OF MEXICO 12 HOUR FORECAST COLD FRONT FROM 30N91W TO
22N98W. FROM 24N TO 27N W OF 96W N WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT. SCATTERED TSTMS WITHIN 90 NM E OF FRONT.
.24 HOUR FORECAST COLD FRONT FROM 30N87W TO 18N95W. N OF 28N
WITHIN 240 NM W OF FRONT NW WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT. FROM 21N TO 24N W OF 94W NW TO N WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.36 HOUR FORECAST COLD FRONT FROM 30N83W TO 19N93W THEN
STATIONARY TO 22N98W. S OF 21N W OF 94.5W NW TO N WINDS 25 TO 35
KT. SEAS TO 10 FT.
.48 HOUR FORECAST COLD FRONT FROM 25N80W TO 18N93W THEN
STATIONARY TO 22N98W. S OF 21N W OF 94W NW TO N WINDS 20 TO 30
KT. SEAS TO 9 FT.

.SYNOPSIS AND FORECAST.

.ATLC TROUGH FROM 25N74W TO 21N77W. S OF 23N BETWEEN 75W AND 80W
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST TROUGH DIFFUSE. WINDS 20 KT OR LESS. SEAS LESS
THAN 8 FT.

.ATLC STATIONARY FRONT FROM 31N38W TO 22N50W TO 22N60W. N OF 29N
E OF 40W WINDS 20 KT OR LESS. SEAS TO 8 FT PRIMARILY IN NW
SWELL.
.06 HOUR FORECAST TROUGH FROM 31N38W TO 21N44W. WINDS 20 KT OR
LESS. SEAS LESS THAN 8 FT.

.ATLC WITHIN AREA BOUNDED BY LINE FROM 27N57W TO 10N50W TO 10N60W
TO 22N72W TO 27N57W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY
IN MIXED SWELL.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 10N TO 13N BETWEEN 73W AND 77W NE WINDS 25 TO 30
KT. SEAS 10 TO 13 FT. ELSEWHERE FROM 10.5N TO 18N BETWEEN 69W
AND 79W NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT. REMAINDER
WATERS FROM 09.5N TO 17N BETWEEN 79W AND 82W WINDS 20 KT OR
LESS. SEAS TO 10 FT PRIMARILY IN E SWELL.
.24 HOUR FORECAST FROM 10.5N TO 15N BETWEEN 69W AND 78W NE TO E
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 09.5N TO 17N
BETWEEN 72W AND 83W WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY
IN E SWELL.
.48 HOUR FORECAST FROM 11N TO 14N BETWEEN 71W AND 78W NE TO E
WINDS 20 TO 25 KT. SEAS TO 11 FT. ELSEWHERE FROM 10N TO 17N
BETWEEN 72W AND 82W WINDS 20 KT OR LESS. SEAS TO 9 FT IN E SWELL.

.GULF OF MEXICO N OF 28N BETWEEN 93W AND 95W WINDS 20 KT OR
LESS. SEAS LESS THAN 8 FT. LOCAL VSBY LESS THAN 1 NM IN FOG.
.06 HOUR FORECAST CONDITIONS IMPROVE.

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

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.



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