992
FZNT01 KWBC 231700 CCA
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC SAT AUG 23 2025

CCODE/2:31:04:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 23.
24 HOUR FORECAST VALID 1200 UTC AUG 24.
48 HOUR FORECAST VALID 1200 UTC AUG 25.

.WARNINGS...CORRECTED STORM WARNING.

...HURRICANE FORCE WIND WARNING...
.LOW 42N51W 964 MB MOVING NE 35 KT. WITHIN 150 NM S AND W
SEMICIRCLES WINDS 55 TO 75 KT. SEAS 10 TO 15 M. ALSO WITHIN 300
NM E AND SE QUADRANTS AND 240 NM W AND NW SEMICIRCLES...WINDS 40
TO 55 KT. SEAS 6 TO 11 M. ELSEWHERE FROM 35N TO 46N BETWEEN 43W
AND 63W WINDS 25 TO 40 KT. SEAS 4 TO 8 M. ELSEWHERE FROM 33N TO
47N BETWEEN 37W AND 65W WINDS 20 TO 30 KT. SEAS 2.5 TO 6 M IN
MIXED SWELL.
.24 HOUR FORECAST LOW E OF AREA 50N31W 956 MB. FROM 46N TO 52N
BETWEEN 35W AND 40W WINDS 40 TO 55 KT. SEAS FROM 41N TO 54N
BETWEEN 35W AND 44W WINDS 25 TO 40 KT. SEAS 3.5 TO 8 M.
ELSEWHERE FROM 36N TO 56N BETWEEN 35W AND 50W WINDS 20 TO 30 KT.
SEAS 2.5 TO 5.5 M IN MIXED SWELL.
.48 HOUR FORECAST LOW E OF AREA 59N20W 960 MB. FROM 46N TO 57N
BETWEEN 35W AND 38W WINDS 25 TO 35 KT. SEAS 3.5 TO 5 M.
ELSEWHERE N OF 45N BETWEEN 35W AND 43W WINDS TO 25 KT. SEAS 2.5
TO 4 M...HIGHEST NEAR 56N38W.

...STORM WARNING...
.36 HOUR FORECSAST LOW...AL90...POSSIBLE TROPICAL
CYCLONE...32N61W 1008 MB. WITHIN 30 NM NE QUADRANT WINDS 40 TO
50 KT. SEAS 3 TO 4.5 M. ELSEWHERE WITHIN 60 NM E SEMICIRCLE AND
30 NM SW QUADRANT WINDS 25 TO 40 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW...AL90...POSSIBLE TROPICAL
CYCLONE...34N60W 1002 MB. WITHIN 30 NM E SEMICIRCLE WINDS 40 TO
55 KT. SEAS 4 TO 6 M. ALSO WITHIN 60 NM E AND 30 NM W
SEMICIRCLES WINDS 25 TO 40 KT. SEAS 3 TO 4 M. ELSEWHERE FROM 31N
TO 37N BETWEEN 56W AND 62W WINDS TO 25 KT. SEAS TO 3 M.


...GALE WARNING...
.LOW 61N48W 1002 MB NEARLY STATIONARY. N OF 62N BETWEEN 52W AND
58W AREA OF N TO NW WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M.
ELSEWHERE N OF 56N BETWEEN 51W AND 60W WINDS TO 25 KT. SEAS TO 3
M.
.24 HOUR FORECAST LOW 62N49W 998 MB. N OF 61N BETWEEN 50W AND
58W N TO NW WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE N OF 56N
BETWEEN 44W AND 59W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW 63N49W 1001 MB. N OF A LINE FROM 54N43W TO
59N57W WINDS TO 25 KT. SEAS TO 3 M.

...GALE WARNING...
.LOW E OF AREA 62N33W 993 MB MOVING NW 10 KT WILL TURN SW AFTER
12 HOURS. WITHIN 300 NM W AND NW QUADRANTS WINDS 20 TO 30 KT.
SEAS TO 2.5 M.
.06 HOUR FORECAST LOW 63N36W 991 MB. WITHIN 120 NM SW... AND 180
NM N AND NW QUADRANTS WINDS 30 TO 45 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW 62N40W 993 MB. N OF 64N E OF
GREENLAND...AND WITHIN 120 NM NW QUADRANT WINDS 25 TO 35 KT.
SEAS 2.5 TO 3.5 M. ELSEWHERE N OF 61N E OF GREENLAND WINDS TO 25
KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS AS DESCRIBED
WITH LOW E OF AREA 56N21W ABOVE.

.SYNOPSIS AND FORECAST.

.LOW 54N37W 996 MB MOVING NE 15 KT. BETWEEN 180 NM AND 480 NM S
AND SE...BETWEEN 240 NM AND 540 NM SW...AND BETWEEN 120 NM AND
420 NM NW QUADRANT WINDS TO 25 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW E OF AREA 59N31W 998 MB WITH CONDITIONS
DIMINISHED.
.48 HOUR FORECAST LOW DISSIPATED E OF AREA.

.24 HOUR FORECAST W OF A LINE FROM 44N63W TO 48N57W AREA OF S TO
SW WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST NEW LOW 53N55W 1009 MB. FROM 46N TO 52N W OF
44W WINDS 20 TO 30 KT. SEAS TO 3 M.

.48 HOUR FORECAST NEW LOW 39N73W 1006 MB. WITHIN 420 NM E AND SE
QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 61N E OF
37W...AND FROM 53N TO 58N BETWEEN 38W AND 44W.
.24 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER BANCROFT. 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 SAT AUG 23.
24 HOUR FORECAST VALID 1200 UTC SUN AUG 24.
48 HOUR FORECAST VALID 1200 UTC MON AUG 25.

.WARNINGS.

...ATLC GALE WARNING...
.LOW PRES NEAR 25.5N62W 1012 MB. WITHIN 25N61W TO 26N62W TO
25N62W TO 24N62W TO 24N61W TO 25N61W WINDS 20 TO 30 KT. SEAS 2.5
TO 3.0 M IN MERGING SE AND NW SWELL. ELSEWHERE WITHIN 27N60W TO
26N63W TO 25N63W TO 24N61W TO 25N60W TO 27N60W WINDS 20 KT OR
LESS. SEAS 2.5 M IN NW SWELL.
.12 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
27N62W 1010 MB. WITHIN 60 NM E SEMICIRCLE WINDS 30 TO 35 KT. SEAS
3.0 TO 3.5 M. ELSEWHERE WITHIN 27N61W TO 28N61W TO 27N62W TO
27N63W TO 26N62W TO 26N61W TO 27N61W WINDS 20 TO 30 KT. SEAS 2.5
TO 3.0 M IN MERGING SE AND NW SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
29.5N62W 1009 MB. WITHIN 60 NM E SEMICIRCLE WINDS 30 TO 40 KT.
SEAS 3.5 TO 4.0 M. ELSEWHERE WITHIN 29N61W TO 29N62W TO 29N63W
TO 28N62W TO 29N62W TO 28N61W TO 29N61W WINDS 20 TO 30 KT. SEAS
2.5 TO 3.5 M IN MERGING SE AND N SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...N OF
AREA NEAR 34N60.5W. OVER FORECAST WATERS WITHIN 31N59.5W TO
31N61W TO 31N60.5W TO 31N59.5W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN N TO NE SWELL.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N49W TO 31N75W TO 28N74W TO 25N66W TO 29N53W TO
31N49W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 31N36W TO 31N66W TO 28N69W TO 24N56W TO
26N42W TO 31N36W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW TO
N SWELL.
.48 HOUR FORECAST WITHIN 31N35W TO 31N50W TO 25N51W TO 22N47W TO
24N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO
N SWELL.

.ATLC LOW PRES NEAR 11N48.5W 1011 MB MOVING W 18 KT. WITHIN
17N46W TO 15N50W TO 13N50W TO 12N45W TO 14N44W TO 17N46W E TO NE
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 16N52W TO 17N53W TO 16N57W TO 15N58W TO
14N57W TO 14N54W TO 16N52W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN MERGING NW AND E SWELL.
.48 HOUR FORECAST WITHIN 21N56W TO 21N62W TO 20N64W TO 15N59W TO
16N56W TO 21N56W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MERGING E
AND N SWELL.

.CARIBBEAN 33 HOUR FORECAST WITHIN 12N70W TO 14N73W TO 13N74W TO
12N74W TO 12N72W TO 11N71W TO 12N70W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST WITHIN 14N72W TO 15N75W TO 13N77W TO 11N77W TO
12N74W TO 12N71W TO 14N72W...INCLUDING THE GULF OF VENEZUELA...
E WINDS 20 TO 25 KT. SEAS TO 2.5 M IN E SWELL.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.