465
FZNT01 KWBC 111543
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC THU SEP 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 11.
24 HOUR FORECAST VALID 1200 UTC SEP 12.
48 HOUR FORECAST VALID 1200 UTC SEP 13.

.WARNINGS.

...STORM WARNING...
.LOW 42N63W 1005 MB MOVING NE 35 KT. WITHIN 180 NM E SEMICIRCLE
WINDS 25 TO 35 KT. SEAS TO 3 M. ELSEWHERE WITHIN AN AREA BOUNDED
BY A LINE FROM 34N76W TO 47N59W TO 41N47W TO 36N57W TO 34N76W
WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 48N47W 999 MB. FROM 43N TO 50N BETWEEN 39W
AND 49W WINDS 25 TO 40 KT. SEAS 3 TO 4.5 M. ELSEWHERE WITHIN 420
NM NW...300 NM NE...600 NM SE...AND 840 NM SW QUADRANTS WINDS 20
TO 30 KT. SEAS LESS THAN 4 M.
.36 HOUR FORECAST LOW 50N46W 990 MB. FROM 47N TO 52N BETWEEN 42W
AND 50W WINDS 40 TO 50 KT. SEAS 4 TO 6 M.
.48 HOUR FORECAST LOW 51N38W 984 MB. FROM 46N TO 53N E OF 44W
WINDS 40 TO 60 KT. SEAS 5 TO 8 M. ALSO FROM 43N TO 54N E OF 47W
WINDS 25 TO 40 KT. SEAS 3 TO 6 M. ELSEWHERE E OF A LINE FROM
39N43W TO 47N51W TO 53N52W TO 56N47W WINDS 20 TO 30 KT. SEAS 2.5
TO 4.5 M.

...GALE WARNING...
.LOW E OF AREA 62N25W 983 MB MOVING W 10 KT AND WILL TURN S
AFTER 12 HOURS. N OF 62N E OF 36W AREA OF N WINDS 25 TO 35 KT.
SEAS TO 4 M.
.24 HOUR FORECAST LOW E OF AREA 58N28W 989 MB. N OF 54N E OF 41W
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW WELL E OF AREA. N OF 56N E OF 42W WINDS TO
25 KT. SEAS 2.5 TO 4 M.

...GALE WARNING...
.LOW 56N38W 1005 MB MOVING E 25 KT. FROM 52N TO 56N E OF 41W
WINDS 25 TO 35 KT. SEAS TO 4 M. ELSEWHERE FROM 49N TO 58N E OF
50W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW WELL E OF AREA. CONDITIONS DESCRIBED WITH
LOW 58N28W ABOVE.

.SYNOPSIS AND FORECAST.

.LOW 60N38W 1002 MB MOVING SE 15 KT. EXCEPT AS DESCRIBED WITH
LOWS 62N25W AND 56N38W IN WARNINGS SECTION ABOVE...WITHIN 120 NM
NW...180 NM SE...AND 360 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS
LESS THAN 4 M.
.24 HOUR FORECAST LOW DISSIPATED E OF AREA. CONDITIONS DESCRIBED
WITH LOW 58N28W IN WARNINGS SECTION ABOVE.

.EXCEPT AS DESCRIBED WITH LOW 60N38W ABOVE...WITHIN AN AREA
BOUNDED BY A LINE FROM 59N44W TO 56N49W TO 64N62W TO 66N54W TO
59N44W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS TO 3 M...HIGHEST
S OF 61N.
.24 HOUR FORECAST NEW LOW 60N46W 1008 MB. WITHIN 180 NM E OF A
LINE FROM 57N45W TO 67N61W AREA OF NW TO N WINDS 20 TO 30 KT.
SEAS TO 3 M...HIGHEST S OF 61N.
.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW 63N50W 1006 MB.
WITHIN 180 NM E OF A LINE FROM 56N48W TO 63N59W TO 67N61W AREA
OF NW TO N WINDS 20 TO 30 KT. SEAS TO 3 M...HIGHEST S OF 61N.

.24 HOUR FORECAST LOW 50N57W 1008 MB. EXCEPT AS DESCRIBED WITH
LOW 48N47W IN WARNINGS SECTION ABOVE...FROM 45N TO 53N BETWEEN
54W AND 65W WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 51N38W IN
WARNINGS SECTION ABOVE.

.24 HOUR FORECAST NEW LOW 36N65W 1013 MB. WITHIN 240 NM EITHER
SIDE OF A LINE FROM 33N75W TO 38N65W WINDS TO 25 KT. SEAS TO 2.5
M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 38N60W 1012 MB.
WITHIN AN AREA BOUNDED BY A LINE FROM 41N58W TO 41N50W TO 31N74W
TO 31N81W TO 36N75W TO 41N58W WINDS 20 TO 30 KT...HIGHEST WITHIN
240 NM NE AND 180 NM W QUADRANTS OF LOW. SEAS LESS THAN 4 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 46N
BETWEEN 46W AND 62W...AND WITHIN 120 NM EITHER SIDE OF A LINE
FROM 40N67W TO 44N63W.
.24 HOUR FORECAST DENSE FOG FROM 50N TO 53N BETWEEN 52W AND
56W...AND WITHIN AN AREA BOUNDED BY A LINE FROM 43N51W TO 48N50W
TO 49N41W TO 43N49W TO 43N51W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER FIGURSKEY. 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 SEP 11.
24 HOUR FORECAST VALID 1200 UTC FRI SEP 12.
48 HOUR FORECAST VALID 1200 UTC SAT SEP 13.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 23N35W TO 23N36W TO 22N37W TO 21N36W TO 21N35W TO
23N35W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE SWELL.
.24 HOUR FORECAST WITHIN 21N35W TO 21N37W TO 20N37W TO 19N37W TO
19N35W TO 21N35W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE TO E
SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.CARIBBEAN WITHIN 14N70W TO 14N71W TO 14N72W TO 13N73W TO 12N71W
TO 12N70W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...E WINDS
20 TO 25 KT. SEAS TO 2.5 M. WITHIN 13N75W TO 13N76W TO 12N76W TO
11N76W TO 12N75W TO 13N75W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE
TO E SWELL.
.21 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

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

$$

.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.