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North Atlantic Forecast

FZNT01 KWBC 121552
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1630 UTC THU JUN 12 2025 

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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

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 
ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP 
(ALL LOWERCASE). 

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE 
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM). 

SECURITE 

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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS 

SYNOPSIS VALID 1200 UTC JUN 12. 
24 HOUR FORECAST VALID 1200 UTC JUN 13. 
48 HOUR FORECAST VALID 1200 UTC JUN 14. 

.WARNINGS. 

...STORM WARNING... 
.LOW 59N59W 980 MB MOVING N 10 KT WITH A FRONT EXTENDING FROM 
59N48W TO 45N46W. BETWEEN 120 NM AND 300 NM E AND NE QUADRANTS 
WINDS 35 TO 50 KT. SEAS 3.5 TO 5 M. ALSO WITHIN 360 NM N 
SEMICIRCLE...AND WITHIN 180 NM E AND NE OF FRONT FROM 48N TO 59N 
WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE WITHIN 240 NM E 
AND NE OF ENTIRE FRONT AND FROM 42N TO 66N W OF 48W WINDS 20 TO 
30 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW 62N56W 988 MB. WITHIN 90 NM NE OF A LINE 
FROM 58N45W TO 59N49W TO 63N54W WINDS 35 TO 50 KT. SEAS 4 TO 6 
M. ALSO WITHIN 180 NM NE...420 NM SE...360 NM SW...AND 120 NM NW 
QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5 M.
ELSEWHERE FROM 53N TO 61N BETWEEN 36W AND 61W...AND FROM 61N TO 
66N BETWEEN 48W AND 64W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS N OF AREA.

...STORM WARNING... 
.24 HOUR FORECAST LOW 53N49W 996 MB. FROM 39N TO 53N BETWEEN 41W 
AND 63W WINDS TO 25 KT. SEAS TO 3 M. 
.30 HOUR FORECAST LOW 56N47W 995 MB. FROM 58N TO 60N BETWEEN 42W 
AND 49W WINDS 35 TO 50 KT. SEAS 3 TO 5 M. 
.48 HOUR FORECAST LOW 58N47W 995 MB. FROM 58N TO 61N BETWEEN 42W 
AND 49W WINDS 35 TO 50 KT. SEAS 4 TO 6 M. ELSEWHERE FROM 52N TO 
62N BETWEEN 35W AND 53W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. 

.SYNOPSIS AND FORECAST. 

.LOW E OF AREA 38N33W 1014 MB MOVING E 10 KT. FROM 34N TO 49N 
BETWEEN 35W AND 40W WINDS TO 25 KT. SEAS TO 3 M. 
.24 HOUR FORECAST LOW AND CONDITIONS E OF AREA. 

.48 HOUR FORECAST NEW LOW 45N42W 1010 MB. FROM 39N TO 47N 
BETWEEN 35W AND 54W WINDS TO 25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 64N 
BETWEEN 44W AND 63W. 
.24 HOUR FORECAST DENSE FOG FROM 48N TO 67N BETWEEN 41W AND 61W. 
.48 HOUR FORECAST DENSE FOG FROM 55N TO 65N BETWEEN 35W AND 
54W...N OF 66N W OF 63W...AND FROM 38N TO 41N W OF 71W. 

.FORECASTER MILLS. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA

SYNOPSIS VALID 1200 UTC THU JUN 12.
24 HOUR FORECAST VALID 1200 UTC FRI JUN 13.
48 HOUR FORECAST VALID 1200 UTC SAT JUN 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 09N50W TO 11N53W TO 10N55W TO 07N54W TO 07N53W TO
07N50W TO 09N50W...INCLUDING IN ATLC EXPOSURES AND PASSAGES... 
WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN E SWELL.
.24 HOUR FORECAST WITHIN 08N50W TO 09N51W TO 10N52W TO 09N53W TO
08N54W TO 07N52W TO 08N50W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE
TO E SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.ATLC 09 HOUR FORECAST WITHIN 21N70W TO 22N70W TO 22N71W TO 
20N72W TO 20N71W TO 21N70W E WINDS 20 TO 25 KT. SEAS LESS THAN 
2.5 M.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST WITHIN 21N70W TO 22N70W TO 22N71W TO 
20N72W TO 20N71W TO 21N70W E WINDS 20 TO 25 KT. SEAS LESS THAN 
2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN WITHIN 16N68W TO 17N76W TO 12N78W TO 11N76W TO 13N72W
TO 13N68W TO 16N68W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST WITHIN 16N69W TO 17N74W TO 15N76W TO 13N76W TO
12N71W TO 14N68W TO 16N69W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.
.48 HOUR FORECAST WITHIN 17N71W TO 16N79W TO 14N79W TO 12N77W TO
12N74W TO 13N72W TO 17N71W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M.

.CARIBBEAN 06 HOUR FORECAST WITHIN 17N85W TO 18N86W TO 17N87W TO
16N88W TO 16N87W TO 16N86W TO 17N85W...INCLUDING THE GULF OF
HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.


 

 



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