High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 232214
HSFAT1

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

ATLANTIC ICEBERG ANALYSIS AND OUTLOOK PRODUCTS...COURTESY OF
THE U.S. COAST GUARD INTERNATIONAL ICE PATROL...CAN BE FOUND
ON THE OCEAN PREDICTION CENTER WEB PAGE AT
HTTP://WWW.OPC.NCEP.NOAA.GOV/ATL_TAB.SHTML(LOWERCASE).

SECURITE

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

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

.WARNINGS.

...STORM WARNING...
.LOW 56N54W 985 MB MOVING SE 10 KT. FROM 58N TO 60N BETWEEN 44W
AND 51W WINDS 35 TO 50 KT. SEAS 14 TO 23 FT. ELSEWHERE FROM 57N
TO 61N BETWEEN 40W AND 58W WINDS 25 TO 40 KT. SEAS 9 TO 17 FT.
ALSO FROM 53N TO 61N W OF 50W...AND WITHIN 600 NM SW
QUADRANT...ALSO WITHIN 240 NM S AND SE OF A LINE FROM 46N35W TO
45N37W TO 40N41W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 54N43W 997 MB. WITHIN 60 NM OF THE E COAST
OF GREENLAND S OF 64N WINDS 25 TO 35 KT. SEAS TO 12 FT.
ELSEWHERE WITHIN 60 NM OF THE E COAST OF GREENLAND...AND FROM
49N TO 54N BETWEEN 38W AND 55W WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 57N35W 1000 MB. FROM 50N TO 54N E OF
40W...ALSO N OF 64N E OF 40W WINDS 25 TO 35 KT. SEAS TO 12 FT.
ELSEWHERE WITHIN 480 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO
10 FT.

...GALE WARNING...
.LOW 40N61W 1008 MB MOVING NE 40 KT. WITHIN 300 NM S OF A LINE
FROM 41N55W TO 41N60W TO 37N70W TO 36N75W WINDS 20 TO 30 KT.
SEAS TO 10 FT.
.24 HOUR FORECAST LOW 45N41W 1008 MB. FROM 42N TO 46N BETWEEN
38W AND 44W WINDS 25 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE FROM
38N TO 47N E OF 46W WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST LOW 43N59W 1015 MB. WITHIN 300 NM S...300 NM
SE AND 420 NM E QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM E OF A LINE FROM
58N 49W TO 54N42W TO 44N42W...ALSO FROM 56N TO 58N BETWEEN 50W
AND 57W...AND FROM 59N TO 62N W OF 60W.
.24 HOUR FORECAST DENSE FOG FROM 57N TO 65N E OF 39W...ALSO FROM
43N TO 47N E OF 41W...AND FROM 54N TO 58N BETWEEN 39W AND 44W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.HIGH 43N69W 1012 MB MOVING E 30 KT.
.24 HOUR FORECAST HIGH 43N53W 1021 MB.
.48 HOUR FORECAST HIGH 42N44W 1026 MB.

.24 HOUR FORECAST HIGH 32N56W 1025 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER SHAW. 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 SUN JUL 23.
24 HOUR FORECAST VALID 1800 UTC MON JUL 24.
48 HOUR FORECAST VALID 1800 UTC TUE JUL 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC S OF 21N BETWEEN 71W AND 73W NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST S OF 21N BETWEEN 71W AND 74W...INCLUDING ATLC
APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS
TO 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST S OF 21N BETWEEN 71W AND 73W NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 11N TO 14.5N BETWEEN 68W AND 74W...INCLUDING THE
GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
FROM 11.5N TO 15.5N BETWEEN 74W AND 78W WINDS 20 KT OR LESS.
SEAS TO 8 FT IN E SWELL.
.12 HOUR FORECAST FROM 11N TO 16N BETWEEN 68W AND 78W...
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT.
SEAS TO 9 FT. N OF 16.5N BETWEEN 71W AND 74W E WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST FROM 11N TO 13N BETWEEN 74W AND 78W NE WINDS
25 TO 30 KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 10.5N TO 16.5N
BETWEEN 70W AND 74W...INCLUDING THE GULF OF VENEZUELA...AND FROM
10.5N TO 16N BETWEEN 74W AND 80W NE TO E WINDS 20 TO 25 KT. SEAS
TO 10 FT.
.24 HOUR FORECAST FROM 11.5N TO 14.5N BETWEEN 68W AND 78W...
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT. ELSEWHERE FROM 10.5N TO 16.5N BETWEEN 70W AND
80W WINDS 20 KT OR LESS. SEAS TO 9 FT IN E SWELL. N OF 16.5N
BETWEEN 71W AND 74W E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.36 HOUR FORECAST FROM 11N TO 14N BETWEEN 72W AND 77W NE WINDS
25 TO 30 KT. SEAS 9 TO 12 FT. ELSEWHERE FROM 10.5N TO 18N
BETWEEN 68W AND 89W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST FROM 11.5N TO 15.5N BETWEEN 69W AND 80W...
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT.
SEAS TO 11 FT. ELSEWHERE FROM 10N TO 17N BETWEEN 71W AND 82W
WINDS 20 KT OR LESS. SEAS TO 9 FT IN E SWELL.

.CARIBBEAN 30 HOUR FORECAST S OF 17N BETWEEN 86W AND 88W...
INCLUDING THE GULF OF HONDURAS...NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 06 HOUR FORECAST FROM 20N TO 22N BETWEEN 90W AND
92W NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 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 NELSON. NATIONAL HURRICANE CENTER.



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