867
FZNT01 KWBC 202143
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SAT JUL 20 2024

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP

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 JUL 20.
24 HOUR FORECAST VALID 1800 UTC JUL 21.
48 HOUR FORECAST VALID 1800 UTC JUL 22.

.WARNINGS.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 55N45W 998 MB MOVING E 25 KT AND
SECOND CENTER E OF AREA NEAR 53N30W 1000 MB MOVING E 30 KT.
WITHIN 300 NM S AND W...AND 240 NM N QUADRANTS OF MAIN CENTER
WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE FROM 44N TO 54N E
OF 43W...AND WITHIN 360 NM S AND 300 NM N SEMICIRCLES OF MAIN
CENTER WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER E OF AREA NEAR
55N26W 1004 MB AND SECOND CENTER WELL E OF AREA. FROM 49N TO 52N
E OF 39W WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST COMPLEX LOW AND ASSOCIATED CONDITIONS E OF
AREA.

...GALE WARNING...
.24 HOUR FORECAST LOW 55N59W 1001 MB. FROM 42N TO 59N W OF 47W
WINDS TO 25 KT. SEAS TO 8 FT.
.42 HOUR FORECAST LOW 57N56W 990 MB. FROM 53N TO 60N W OF 50W
WINDS 25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 57N54W 988 MB. WITHIN 240 NM S AND W
SEMICIRCLES WINDS 25 TO 35 KT. SEAS TO 11 FT. ELSEWHERE NW AND N
OF A LINE FROM 43N55W TO 53N35W WINDS 20 TO 30 KT. SEAS TO 9 FT.

.SYNOPSIS AND FORECAST.

.LOW 41N59W 1017 MB MOVING NE 20 KT. WITHIN 420 NM SE SEMICIRCLE
WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 44N48W 1016 MB. WITHIN 240 NM SE OF A
FRONT FROM LOW TO 39N59W TO 38N74W WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 49N38W 1012 MB. WITHIN 240 NM SE OF A
FRONT FROM LOW TO 40N50W TO 39N64W WINDS TO 25 KT. SEAS LESS
THAN 8 FT.

.24 HOUR FORECAST FROM 58N TO 61N BETWEEN 41W AND 47W AREA OF SW
WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST CONDITIONS DESCRIBED ABOVE WITH LOW 57N54W IN
WARNINGS SECTION.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 57N E
OF 54W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 55N BETWEEN 44W AND 62W.
.48 HOUR FORECAST DENSE FOG FROM 46N TO 60N BETWEEN 45W AND
60W...AND FROM 41N TO 44N BETWEEN 63W AND 69W.

.FORECASTER KELLS. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 1800 UTC SAT JUL 20.
24 HOUR FORECAST VALID 1800 UTC SUN JUL 21.
48 HOUR FORECAST VALID 1800 UTC MON JUL 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC S OF 22N BETWEEN 70W AND 74W...INCLUDING APPROACHES TO
THE WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
WINDS AND SEAS HIGHER IN AND NEAR NUMEROUS TSTMS S OF 25N
BETWEEN 68W AND 74W.
.24 HOUR FORECAST S OF 21N BETWEEN 70W AND 73W E WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FROM 19N TO 21N BETWEEN 70W AND 74W...
INCLUDING THE WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN FROM 12N TO 18N BETWEEN 69W AND 75W E WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST FROM 11N TO 18N BETWEEN 69W AND 75W E WINDS 20
TO 25 KT...EXCEPT 25 TO 30 KT S OF 13N BETWEEN 70W AND 72W
INCLUDING THE GULF OF VENEZUELA. SEAS 8 TO 9 FT OUTSIDE GULF OF
VENEZUELA.
.24 HOUR FORECAST FROM 11N TO 18N BETWEEN 69W AND 78W E WINDS 20
TO 25 KT...EXCEPT 25 TO 30 KT IN THE GULF OF VENEZUELA. SEAS 8
TO 10 FT OUTSIDE GULF OF VENEZUELA.
.48 HOUR FORECAST FROM 11N TO 16N BETWEEN 70W AND 80W...
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT OUTSIDE THE GULF OF VENEZUELA. HIGHEST SEAS NEAR
12N77W. FROM 17N TO 18N BETWEEN 71W AND 73W NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.