327
FZNT01 KWBC 211606
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC TUE AUG 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC AUG 21.
24 HOUR FORECAST VALID 1200 UTC AUG 22.
48 HOUR FORECAST VALID 1200 UTC AUG 23.

.WARNINGS.

...GALE WARNING...
.LOW 66N61W 988 MB MOVING N KT AND SLOWING AFTER 12 HOURS. OVER
FORECAST WATERS BETWEEN 120 NM AND 360 NM S QUADRANT AND WITHIN
60 NM OF THE W GREENLAND COAST N OF 64N WINDS 25 TO 35 KT. SEAS
9 TO 14 FT. ELSEWHERE N OF 58N W OF 51W WINDS TO 25 KT. SEAS TO
10 FT.
.24 HOUR FORECAST LOW 67N59W 1002 MB. FROM 61N TO 66N BETWEEN
51W AND 63W WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW DISSIPATED NW OF AREA. N OF A LINE FROM
60N65W TO 66N53W AREA OF S TO SE WINDS TO 25 KT. SEAS TO 9 FT.

...GALE WARNING...
.LOW 61N40W 1003 MB MOVING E 20 KT. WITHIN 240 NM SW QUADRANT
WINDS 25 TO 35 KT. SEAS TO 10 FT. ELSEWHERE OVER FORECAST WATERS
WITHIN 300 NM S AND SW QUADRANTS AND WITHIN 240 NM SE OF A LINE
FROM 57N36W TO 53N52W WINDS TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST LOW E OF AREA NEAR 61N32W 1002 MB. FROM 58N TO
60N E OF 44W WINDS 30 TO 40 KT. SEAS 9 TO 14 FT.
.24 HOUR FORECAST LOW E OF AREA NEAR 61N22W 999 MB. E OF A LINE
FROM 60N45W TO 57N35W AREA OF W TO NW WINDS 25 TO 35 KT. SEAS 8
TO 14 FT. ELSEWHERE E OF A LINE FROM 61N47W TO 55N35W WINDS TO
25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA.

...GALE WARNING...
.24 HOUR FORECAST W OF A LINE FROM 41N57W TO 34N69W AREA OF SW
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.30 HOUR FORECAST FROM 37N TO 39N BETWEEN 65W AND 71W AREA OF S
TO SW WINDS 25 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE W OF A LINE
FROM 42N55W TO 33N72W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW INLAND 50N68W 993 MB. FRONT TO EXTEND FROM
50N61W TO 43N61W TO 34N73W. WITHIN 150 NM E OF FRONT FROM 39N TO
47N WINDS 25 TO 35 KT. SEAS 9 TO 14 FT. ELSEWHERE WITHIN 420 NM
SE QUADRANT AND WITHIN 300 NM E OF FRONT WINDS 20 TO 30 KT. SEAS
TO 11 FT.

.SYNOPSIS AND FORECAST.

.LOW 43N57W 1012 MB MOVING NE 15 KT. WITHIN 240 NM S...NW AND N
AND 300 NM E QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 47N51W 1011 MB. WITHIN 180 NM NE AND 300
NM E QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 53N43W 1009 MB. WITHIN 360 NM SE QUADRANT
WINDS 20 TO 30 KT. SEAS TO 10 FT.

.OVER FORECAST WATERS FROM 41N TO 47N E OF 37W AREA OF N WINDS
TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST FROM 36N TO 44N E OF 37W AREA OF NE WINDS LESS
THAN 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST NEW LOW 58N60W 1002 MB. WITHIN 240 NM NE
QUADRANT WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. 12 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
FROM 45N TO 53N BETWEEN 48W AND 53W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 53N BETWEEN 45W AND 53W
AND N OF 43N BETWEEN 64W AND 68W.
.48 HOUR FORECAST DENSE FOG BETWEEN 63W AND A LINE FROM 67N54W
TO 62N60W TO 54N38W TO 44N48W.

.HIGH 47N42W 1031 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 47N35W 1030 MB.
.48 HOUR FORECAST HIGH E OF AREA.

.HIGH 34N42W 1028 MB MOVING W 10 KT.
.24 HOUR FORECAST HIGH 33N48W 1025 MB.
.48 HOUR FORECAST HIGH 34N53W 1024 MB.

.HIGH 33N59W 1025 MB MOVING NE 10 KT.
.24 HOUR FORECAST HIGH MERGED WITH HIGH 33N48W.

.FORECASTER BANCROFT. 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 TUE AUG 21.
24 HOUR FORECAST VALID 1200 UTC WED AUG 22.
48 HOUR FORECAST VALID 1200 UTC THU AUG 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC 12 HOUR FORECAST S OF 21N BETWEEN 70W AND 73W 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.

.CARIBBEAN FROM 11N TO 15N BETWEEN 69W AND 78W...INCLUDING THE
GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT.
S OF 17N BETWEEN 86W AND 88W...INCLUDING THE GULF OF HONDURAS...
E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 69W AND 79W...
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT.
SEAS TO 10 FT.
.48 HOUR FORECAST FROM 11N TO 14N BETWEEN 70W AND 77W...
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT.
SEAS TO 8 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.