615
FZNT01 KWBC 092223
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SAT AUG 09 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC AUG 09.
24 HOUR FORECAST VALID 1800 UTC AUG 10.
48 HOUR FORECAST VALID 1800 UTC AUG 11.

.WARNINGS.

...GALE WARNING...
.LOW 37N66W 1016 MB MOVING NE 15 KT. WITHIN 240 NM N OF A LINE
FROM 33N79W TO 33N76W TO 35N68W TO 38N63W TO 36N59W TO 37N47W
WINDS TO 25 KT. SEAS TO 2.5 M.
.12 HOUR FORECAST LOW 38N63W 1015 MB. WITHIN 90 NM N SEMICIRCLE
WINDS 25 TO 35 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 40N62W 1014 MB. WITHIN 90 NM N AND NW OF A
LINE FROM 40N56W TO 40N60W TO 38N63W WINDS 25 TO 35 KT. SEAS 2.5
TO 3.5 M. ELSEWHERE FROM 38N TO 42N BETWEEN 56W AND 65W WINDS TO
25 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 39N59W 1014 MB. FROM 36N TO 43N BETWEEN
53W AND 63W WINDS TO 25 KT. SEAS TO 3 M.

...GALE WARNING...
.LOW 60N58W 1002 MB MOVING E 20 KT. WITHIN 420 NM NW OF A LINE
FROM 54N47W TO 50N58W WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW 59N41W 1000 MB. WITHIN 90 NM NW OF A LINE
FROM 59N42W TO 60N41W TO 62N40W WINDS 25 TO 35 KT. SEAS TO 2.5
M. ELSEWHERE WITHIN 360 NM SE SEMICIRCLE WINDS TO 25 KT. SEAS
LESS THAN 2.5 M.
.48 HOUR FORECAST LOW E OF AREA 62N29W 992 MB. WITHIN 300 NM W
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 2.5 M.

.SYNOPSIS AND FORECAST.

.LOW E OF AREA 47N31W 1002 MB MOVING NE 15 KT. WITHIN 300 NM SW
AND 240 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 3.5 TO 5 M.
ELSEWHERE FROM 36N TO 49N E OF 42W WINDS LESS THAN 25 KT. SEAS
2.5 TO 4 M.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED WELL E OF
AREA.

.LOW 61N30N 997 MB MOVING NE 25 KT. FROM 55N TO 60N E OF 43W
WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED WELL E OF
AREA.

.N OF 66N W OF 56W WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST NEW LOW 66N54W 1002 MB. WITHIN 120 NM NE OF A
LINE FROM 62N57W TO 64N61W WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS
DIMINISHED.

.48 HOUR FORECAST LOW 1003 MB. FROM 46N TO 57N BETWEEN 44W AND
60W...INCLUDING WITHIN THE GULF OF SAINT LAWRENCE WINDS 20 TO 30
KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 57N TO 61N W
OF 59W.
.24 HOUR FORECAST DENSE FOG SW OF A LINE FROM 55N54W TO
60N62W...AND FROM 57N TO 59N BETWEEN 40W AND 43W.
.48 HOUR FORECAST DENSE FOG FROM 53N TO 56N BETWEEN 44W AND 55W.

.FORECASTER POCHE. 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 1800 UTC SAT AUG 9.
24 HOUR FORECAST VALID 1800 UTC SUN AUG 10.
48 HOUR FORECAST VALID 1800 UTC MON AUG 11.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 24N35W TO 23N37W TO 21N38W TO 19N37W TO 17N35W TO
24N35W NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 25N35W TO 24N42W TO 20N44W TO 15N42W TO
13N35W TO 25N35W WINDS 20 KT OR LESS. SEAS 3 TO 4 M IN NE TO E
SWELL.
.48 HOUR FORECAST WITHIN 26N35W TO 24N46W TO 19N48W TO 14N42W TO
15N35W TO 26N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO
E SWELL.

.ATLC WITHIN 24N45W TO 23N48W TO 21N48W TO 20N47W TO 20N45W TO
22N43W TO 24N45W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E TO
SE SWELL.
.24 HOUR FORECAST WITHIN 28N47W TO 28N48W TO 27N50W TO 26N50W TO
26N49W TO 27N47W TO 28N47W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN SE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.CARIBBEAN WITHIN 13N69W TO 14N71W TO 14N73W TO 13N74W TO 11N73W
TO 12N69W TO 13N69W...INCLUDING THE GULF OF VENEZUELA... NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.18 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 CHRISTENSEN. NATIONAL HURRICANE CENTER.