High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 221606
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC SUN OCT 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

THE U.S. COAST GUARD IS CURRENTLY EXPERIENCING DEGRADATION IN
IMAGE QUALITY OF ALL HFFAX PRODUCTS. TROUBLESHOOTING OF THE
PROBLEM IS TAKING PLACE.

SECURITE

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

SYNOPSIS VALID 1200 UTC OCT 22
24 HOUR FORECAST VALID 1200 UTC OCT 23
48 HOUR FORECAST VALID 1200 UTC OCT 24

.WARNINGS.

...STORM WARNING...
.LOW 55N35W 948 MB MOVING E 10 KT. WITHIN 420 NM S AND NW
QUADRANTS AND FROM 49N TO 56N BETWEEN 49W AND 55W WINDS 40 TO 55
KT. SEAS 20 TO 34 FT. ELSEWHERE OVER FORECAST WATERS N OF 41N E
OF 60W WINDS 25 TO 40 KT. SEAS 9 TO 20 FT.
.24 HOUR FORECAST LOW E OF AREA 56N32W 960 MB. E OF A LINE FROM
64N39W TO 60N40W TO 52N40W WINDS 35 TO 45 KT. SEAS 16 TO 28 FT.
ELSEWHERE WITHIN 840 NM NW AND 900 NM SW QUADRANTS WINDS 20 TO
30 KT. SEAS 11 TO 24 FT.
.48 HOUR FORECAST LOW E OF AREA 58N23W 975 MB. N OF 53N AND E OF
41W WINDS 25 TO 35 KT. SEAS 14 TO 22 FT. ELSEWHERE N OF 45N E OF
48W WINDS TO 25 KT. SEAS 10 TO 16 FT.

...GALE WARNING...
.48 HOUR FORECAST OVER FORECAST WATERS NW OF A LINE FROM 62N61W
TO 65N53W WINDS 25 TO 35 KT. SEAS TO 12 FT.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 44N67W
TO 38N66W TO 31N60W WINDS 20 TO 30 KT. SEAS TO 10 FT.

.48 HOUR FORECAST LOW 43N39W 1011 MB. FROM 34N TO 46N BETWEEN
39W AND 50W WINDS 20 TO 30 KT. SEAS 11 TO 18 FT.

.HIGH 41N65W 1031 MB MOVING NE 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST HIGH 43N61W 1034 MB.
.48 HOUR FORECAST HIGH 40N59W 1031 MB.

.FORECASTER KOSIER. 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 1200 UTC SUN OCT 22.
24 HOUR FORECAST VALID 1200 UTC MON OCT 23.
48 HOUR FORECAST VALID 1200 UTC TUE OCT 24.

.WARNINGS.

...GALE WARNING...
.GULF OF MEXICO 12 HOUR FORECAST COLD FRONT FROM 30N94W TO
26N97W. W OF FRONT N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N87W TO 23N90W TO 18N94W.
S OF 24N W OF 95W NW WINDS 20 TO 25 KT. SEAS TO 8 FT.
.30 HOUR FORECAST COLD FRONT FROM 30N85W TO 23N89W TO 18N93W. S
OF 21N W OF 95W N TO NW WINDS 30 TO 35 KT. SEAS 8 TO 12 FT.
ELSEWHERE S OF 23N W OF 94.5W NW TO N WINDS 20 TO 25 KT. SEAS TO
8 FT.
.42 HOUR FORECAST COLD FRONT FROM 29N83W TO 24N87W TO 18.5N92.5W.
S OF 21.5N W OF 95W N TO NW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST COLD FRONT FROM 27N82W TO 21N88W. S OF 21N W
OF 93W N TO NW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

.SYNOPSIS AND FORECAST.

.ATLC TROPICAL WAVE FROM 09N49W TO 21N48W. FROM 09N TO 13N
BETWEEN 43W AND 48W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED
SWELL.
.24 HOUR FORECAST TROPICAL WAVE FROM 09N56W TO 21N55W. FROM 09N
TO 14N BETWEEN 43W AND 52W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT.
.48 HOUR FORECAST TROPICAL WAVE FROM 10N63W TO 21N62W. FROM 09N
TO 13N BETWEEN 45W AND 55W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO
9 FT.

.ATLC S OF 21N BETWEEN 72.5W AND 74.5W..INCLUDING ENTRANCE TO
WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST S OF 21N BETWEEN 71W AND 75W..INCLUDING
ENTRANCE TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST S OF 21N BETWEEN 71W AND 73W E WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC 36 HOUR FORECAST COLD FRONT APPROACH 31N81W. N OF 30N W OF
77W S WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N79W TO 29N81W. WINDS 20 KT
OR LESS. SEAS LESS THAN 8 FT.

.ATLC 36 HOUR FORECAST COLD FRONT FROM 31N38W TO 28N52W...THEN
WEAKENING COLD FRONT TO 31N68W. N OF LINE FROM 29N57W TO 31N63W
NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. N OF 29.5N BETWEEN 47W
AND 57W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N36W TO 27N58W...THEN
WEAKENING STATIONARY FRONT TO 31N68W. WINDS 20 KT OR LESS. SEAS
8 TO 9 FT IN N TO NE SWELL.

.CARIBBEAN FROM 11N TO 18N BETWEEN 66W AND 81W E WINDS 20 TO 25
KT. SEAS 8 TO 11 FT. FROM 12N TO 18.5N BETWEEN 81W AND 83W WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN E TO SE SWELL.
.24 HOUR FORECAST FROM 11N TO 18N BETWEEN 70W AND 82W E WINDS 20
TO 25 KT. SEAS 8 TO 11 FT.
.36 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 74W NE TO E
WINDS 20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE FROM 12N TO 17.5N
BETWEEN 71W AND 82W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E TO
SE SWELL.
.48 HOUR FORECAST FROM 12N TO 16N BETWEEN 73W AND 82W WINDS 20
TO KT OR LESS. SEAS 8 TO 9 FT IN E SWELL.

.CARIBBEAN 12 HOUR FORECAST S OF 18N W OF 86W...INCLUDING THE
GULF OF HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

$$

.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.



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