High Seas Forecast
Issued by NWS

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000
FZNT01 KWBC 190348
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC THU JUL 19 2018

CCODE/1:31:04:01:00/AOW+AOE/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SEE ANNOUNCEMENT OF PLANNED INMARSAT I-3 TO I-4 MIGRATION
IN 2018 AT OCEAN.WEATHER.GOV/GMDSS_NOTICE.PHP (LOWERCASE).

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH
AMERICAN ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.SHTML

SECURITE

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

SYNOPSIS VALID 0000 UTC JUL 19.
24 HOUR FORECAST VALID 0000 UTC JUL 20.
48 HOUR FORECAST VALID 0000 UTC JUL 21.

.WARNINGS.

...GALE WARNING...
.LOW 40N67W 1009 MB MOVING NE 25 KT. FRONT EXTENDS FROM 50N59W
TO 45N63W TO LOW CENTER TO 35N72W. WITHIN 240 NM E AND SE
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN
300 NM E AND SE OF FRONT WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 46N57W 1014 MB. FRONT TO EXTEND FROM
50N53W TO LOW CENTER TO 40N63W TO 33N69W. WITHIN 180 NM E AND SE
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN
300 NM E AND SE OF FRONT WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 57N38W 1010 MB. FRONT TO EXTEND FROM LOW
CENTER TO 50N44W TO 47N46W. WITHIN 240 NM E AND SE OF FRONT
WINDS TO 25 KT. SEAS LESS THAN 8 FT.

...GALE WARNING...
.LOW 59N59W 993 MB MOVING N 15 KT. WITHIN 300 NM W AND NW
QUADRANTS WINDS 20 TO 30 KT. SEAS 8 FT. ALSO FROM 50N TO 56N
BETWEEN 49W AND 56W WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST LOW 61N58W 989 MB. WITHIN 180 NM W AND 300 NM
NW QUADRANTS AND WITHIN 90 NM OF THE W COAST OF GREENLAND FROM
60N TO 63N WINDS 25 TO 35 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 63N58W 992 MB. WITHIN 180 NM NW AND 240 NM
 SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE N OF
59N AND W OF W GREENLAND COAST WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 63N55W 1004 MB. WITHIN 300 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 9 FT.

.SYNOPSIS AND FORECAST.

.18 HOUR FORECAST WITHIN 300 NM E OF A LINE FROM 58N44W TO
54N46W TO 50N50W AREA OF SW WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST E OF A LINE FROM 60N40W TO 55N43W TO 50N50W
WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS MOVED E OF AREA.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM S OF A LINE FROM
60N35W TO 61N50W TO 64N61W...AND N OF A LINE FROM 45N35W TO
46N45W TO 44N50W TO 42N63W.
.24 HOUR FORECAST DENSE FOG OVER FORECAST WATERS E OF A LINE
FROM 43N60W TO 48N53W TO 53N54W TO 60N41W TO 62N35W.
.48 HOUR FORECAST DENSE FOG E OF A LINE FROM 43N57W TO 50N52W TO
56N55W.

.HIGH 42N37W 1032 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH 42N37W 1034 MB.
.48 HOUR FORECAST HIGH 41N38W 1034 MB.

.24 HOUR FORECAST HIGH 41N69W 1020 MB.
.48 HOUR FORECAST HIGH 43N65W 1024 MB.

.FORECASTER ROWLAND. 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 THU JUL 19.
24 HOUR FORECAST VALID 0000 UTC FRI JUL 20.
48 HOUR FORECAST VALID 0000 UTC SAT JUL 21.

.WARNINGS.

...CARIBBEAN GALE WARNING...
.FROM 11N TO 13.5N BETWEEN 72W AND 77W NE WINDS 25 TO 35 KT.
SEAS 9 TO 13 FT. ELSEWHERE FROM 10N TO 16N BETWEEN 71W AND 82W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.
.12 HOUR FORECAST FROM 10.5N TO 15N BETWEEN 74W AND 79W NE TO E
WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. FROM 10N TO 16N BETWEEN 79W
AND 83W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.
.24 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 70W AND 77W NE TO E
WINDS 20 TO 25 KT. SEAS TO 9 FT. FROM 10N TO 15N BETWEEN 77W AND
82W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.
.48 HOUR FORECAST FROM 11N TO 15N BETWEEN 70W AND 77W NE TO E
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT FT. FROM 10N TO 16N BETWEEN
77W AND 81W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E SWELL.

.SYNOPSIS AND FORECAST.

.ATLC FROM 15N TO 19N E OF 45W WINDS 20 KT OR LESS. SEAS 8 FT IN
NE TO E SWELL.
.24 HOUR FORECAST FROM 10N TO 15N BETWEEN 52W AND 60W WINDS 20
KT OR LESS. SEAS 8 FT IN NE SWELL.
.48 HOUR FORECAST FROM 10N TO 14N BETWEEN 56W AND 60W WINDS 20
KT OR LESS. SEAS 8 FT IN NE SWELL.

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

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.


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