North Atlantic High Seas Forecast

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FZNT01 KWBC 242133
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
2230 UTC SUN JUN 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1800 UTC JUN 24. 
24 HOUR FORECAST VALID 1800 UTC JUN 25. 
48 HOUR FORECAST VALID 1800 UTC JUN 26. 

.WARNINGS. 

...GALE WARNING... 
.LOW 47N56W 1003 MB MOVING NE 25 KT. WITHIN 660 NM S AND 480 NM 
E QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT. 
.12 HOUR FORECAST LOW 49N45W 1003 MB. WITHIN 240 NM NE AND 300 
NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 50N40W 1004 MB. WITHIN 240 NM E AND 300 NM 
W SEMICIRCLES WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 
.48 HOUR FORECAST LOW 50N35W 1011 MB. WITHIN 240 NM NW 
SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT.

...GALE WARNING... 
.24 HOUR FORECAST LOW 45N62W 998 MB. WITHIN 300 NM E...540 NM 
S...300 NM W...AND 360 NM N QUADRANTS WINDS 25 TO 35 KT. SEAS 8 
TO 12 FT.
.48 HOUR FORECAST LOW 46N56W 994 MB. WITHIN 300 NM S AND SW 
QUADRANTS WINDS 35 TO 45 KT. SEAS 12 TO 20 FT. ELSEWHERE WITHIN 
420 NM NE...540 NM SE...480 NM SW...AND 300 NM NW QUADRANTS 
WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.

.SYNOPSIS AND FORECAST. 

.LOW 60N49W 997 MB MOVING NE 20 KT. OVER FORECAST WATERS FROM 
55N TO 60N E OF 59W WINDS 20 TO 30 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST LOW 65N41W 998 MB. FROM 57N TO 62N E OF 51W 
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 
.48 HOUR FORECAST LOW 62N40W 1006 MB. WITHIN 300 NM S AND SE 
QUADRANTS WINDS TO 25 KT. SEAS 8 TO 12 FT.

.LOW 53N46W 1008 MB MOVING NE 40 KT. WITHIN 360 NM SE QUADRANT 
WINDS TO 25 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST LOW AND CONDITIONS E OF AREA. 

.48 HOUR FORECAST N OF 55N AND W OF 51W WINDS 20 TO 30 KT. SEAS 
TO 10 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST 
WATERS FROM 41N TO 50N BETWEEN 48W AND 61W.
.24 HOUR FORECAST DENSE FOG FROM 41N TO 46N BETWEEN 44W AND 64W.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 49N BETWEEN 39W AND 
51W...AND N OF 60N W OF 58W.

.HIGH 44N39W 1025 MB MOVING NE 20 KT. 
.24 HOUR FORECAST HIGH E OF AREA. 

.HIGH 31N54W 1028 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH 31N54W 1026 MB.
.48 HOUR FORECAST HIGH 31N54W 1022 MB.

.48 HOUR FORECAST HIGH 55N42W 1018 MB. 

.48 HOUR FORECAST HIGH 40N70W 1024 MB.

.48 HOUR FORECAST NEW HIGH 35N39W 1022 MB.

.FORECASTER NOLT. 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 JUN 24.
24 HOUR FORECAST VALID 1800 UTC MON JUN 25.
48 HOUR FORECAST VALID 1800 UTC TUE JUN 26.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC S OF 21N BETWEEN 70W AND 75W SE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST S OF 21N BETWEEN 71W AND 72W E TO SE WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.42 HOUR FORECAST FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 
FT.
.48 HOUR FORECAST S OF 21N BETWEEN 71W AND 72W E WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.

.ATLC FROM 08N TO 17N BETWEEN 48W AND 60W E WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT.
.18 HOUR FORECAST WITHIN AREA BOUNDED BY 19N61W TO 15N50W TO 
07N54W TO 10N61W TO 19N61W WINDS 20 KT OR LESS. SEAS TO 9 FT IN 
NE TO E SWELL. 
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 18N61W TO 15N51W TO 
07N52W TO 10N61W TO 18N61W WINDS 20 KT OR LESS. SEAS TO 9 FT IN 
NE TO E SWELL. 
.30 HOUR FORECAST FROM 08N TO 16N BETWEEN 52W AND 61W WINDS 20 
KT OR LESS. SEAS 8 FT IN NE TO E SWELL.
.48 HOUR FORECAST FROM 08N TO 14N BETWEEN 55W AND 60W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN NE TO E SWELL.

.CARIBBEAN FROM 12N TO 18N BETWEEN 75W AND 75W...FROM 11N TO 
15N BETWEEN 65W AND 75W AND FROM 12N TO 15N BETWEEN 75W AND 79W 
E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT...HIGHEST FROM 11N TO 14N 
BETWEEN 75W AND 77W. FROM 11N TO 15N BETWEEN 79W AND 80W WINDS 
20 KT OR LESS. SEAS TO 9 FT IN NE TO E SWELL.
.06 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 75W... 
INCLUDING GULF OF VENEZUELA...NE TO E WINDS 25 TO 30 KT. SEAS 8 
TO 10 FT...EXCEPT LESS THAN 8 FT GULF OF VENEZUELA. ELSEWHERE 
FROM 11N TO 17N E OF 80W E WINDS 20 TO 25 KT. SEAS TO 9 FT.
.18 HOUR FORECAST FROM 11N TO 18N E OF 80W E WINDS 20 TO 25 
KT...EXCEPT NE TO E 25 TO 30 KT FROM 11N TO 13N BETWEEN 74W AND 
77W. EAS 8 TO 11 FT...EXCEPT 10 TO 13 FT FROM 11N TO 13N BETWEEN 
74W AND 77W. FROM 11N TO 16N BETWEEN 80W AND 82W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN NE TO E SWELL.
.24 HOUR FORECAST FROM 11N TO 18N BETWEEN 70W AND 79W E WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT...EXCEPT 10 TO 12 FT FROM 11N TO 14N 
BETWEEN 76W AND 79W. FROM 11N TO 16N BETWEEN 79W AND 82W WINDS 
20 KT OR LESS. SEAS TO 9 FT IN NE TO E SWELL.
.48 HOUR FORECAST FROM 11N TO 18N BETWEEN 70W AND 75W AND FROM 
12N TO 15N BETWEEN 75W AND 70W E WINDS 20 TO 25 KT. SEAS 8 TO 11 
FT...HIGHEST FROM 11N TO 14N BETWEEN 75W AND 77W. FROM 11N TO 
17N BETWEEN 77W AND 82W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
NE TO E SWELL.

.CARIBBEAN 06 HOUR FORECAST S OF 17N BETWEEN 85W AND 87W... 
INCLUDING THE GULF OF HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.
.21 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST S OF 17N BETWEEN 85W AND 87W...INCLUDING THE 
GULF OF HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST S OF 17N W OF 85W...INCLUDING THE GULF OF 
HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 06 HOUR FORECAST TROUGH ALONG W COAST OF YUCATAN.
FROM 20N TO 23N BETWEEN 88W AND 91W NE TO E WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST TROUGH DISSIPATED. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT. 
.30 HOUR FORECAST TROUGH ALONG W COAST OF YUCATAN. FROM 20N TO 
22N BETWEEN 90W AND 91W N TO NE WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT. 
.36 HOUR FORECAST WEAKENING TROUGH ALONG 93W S OF 22N. FROM 20N 
TO 22N BETWEEN 91W AND TROUGH 93W NE TO E WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.42 HOUR FORECAST TROUGH DISSIPATED. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT. 

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.