810
FZNT01 KWBC 191612
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC WED AUG 19 2026

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 AUG 19.
24 HOUR FORECAST VALID 1200 UTC AUG 20.
48 HOUR FORECAST VALID 1200 UTC AUG 21.

.WARNINGS.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 47N64W 1009 MB MOVING NE 25 KT.
FROM 38N TO 50N BETWEEN 57W AND 63W S TO SE WINDS 20 TO 30 KT.
SEAS TO 3.5 M...HIGHEST NEAR 43N61W.
.24 HOUR FORECAST LOW 56N59W 1001 MB. WITHIN 360 NM E AND SE
QUADRANTS AND FROM 45N TO 51N BETWEEN 51W AND 54W WINDS 20 TO 30
KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW ABSORBED BY NEW LOW 61N61W 992 MB. W AND
NW OF A LINE FROM 62N63W TO 66N58W WINDS WINDS 25 TO 40 KT. SEAS
2.5 TO 4 M. ELSEWHERE N OF 61N W OF 48W WINDS TO 25 KT. SEAS TO
3 M.

...GALE WARNING...
.36 HOUR FORECAST FROM 59N TO 62N  BETWEEN 37W AND 43W AREA OF
SW WINDS 20 TO 30 KT. SEAS TO 3 M.
.42 HOUR FORECAST NEW LOW 62N42W 1008 MB. WITHIN 120 NM S AND SE
QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW 64N39W 1004 MB. WITHIN 480 NM S AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3.5 M.

.SYNOPSIS AND FORECAST.

.FROM 53N TO 61N BETWEEN 41W AND 47W AREA OF S TO SW WINDS TO 25
KT. SEAS TO 2.5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.COMPLEX LOW WITH MAIN CENTER 42N47W 1014 MB MOVING NE 15 KT.
WITHIN 300 NM E AND SE QUADRANTS AND FROM 46N TO 49N E OF 43W
WINDS TO 25 KT. SEAS TO 3 M...HIGHEST SE QUADRANT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 47N42W 1016 MB.
WITHIN 240 NM N AND NE AND 300 NM SE QUADRANTS WINDS TO 25 KT.
SEAS TO 2.5 M.
.48 HOUR FORECAST LOW MOVED E OF AREA. FROM 46N TO 50N E OF 38W
WINDS LESS THAN 25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 50N
BETWEEN 63W AND 69W...AND W AND NW OF A LINE FROM 52N56W TO
61N39W.
.24 HOUR FORECAST DENSE FOG N OF A LINE FROM 40N69W TO
44N57W...WITHIN 180 NM SW OF A LINE FROM 46N45W TO 54N49W...FROM
55N TO 62N BETWEEN 38W AND 45W...AND N AND NW OF A LINE FROM
57N45W TO 59N53W TO 54N55W.
.48 HOUR FORECAST DENSE FOG FROM 41N TO 45N BETWEEN 65W AND
69W...BETWEEN 57W AND A LINE FROM 55N51W TO 47N41W TO
43N55W...AND FROM 57N TO 62N BETWEEN 44W AND 57W.

.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 WED AUG 19.
24 HOUR FORECAST VALID 1200 UTC THU AUG 20.
48 HOUR FORECAST VALID 1200 UTC FRI AUG 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.CARIBBEAN WITHIN 13N73W TO 13N74W TO 12N74W TO 12N73W TO
13N73W NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M OUTSIDE THE
GULF OF VENEZUELA. WITHIN 12N75W TO 12N76W TO 12N77W TO 10N77W
TO 11N76W TO 12N75W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE TO E
SWELL.
.24 HOUR FORECAST WITHIN 15N69W TO 17N71W TO 15N77W TO 12N78W TO
11N76W TO 11N70W TO 15N69W...INCLUDING IN THE GULF OF
VENEZUELA...E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M W OF 72W.
.48 HOUR FORECAST WITHIN 14N68W TO 18N71W TO 17N74W TO 13N79W TO
10N76W TO 11N71W TO 14N68W...INCLUDING IN THE GULF OF
VENEZUELA...E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M W OF 72W.

.GULF OF AMERICA 12 HOUR FORECAST WITHIN 21N91W TO 20N92W TO
19N92W TO 19N91W TO 20N91W TO 21N91W...INCLUDING WITHIN 60 NM OF
COAST OF CAMPECHE...NE 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 22N90W TO 22N91W TO 20N92W TO 20N91W TO
21N91W TO 22N90W...INCLUDING WITHIN 60 NM OF COAST OF CAMPECHE...
NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST 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 AGUIRRE. NATIONAL HURRICANE CENTER.