174
FZNT01 KWBC 201554
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC JUL 20.
24 HOUR FORECAST VALID 1200 UTC JUL 21.
48 HOUR FORECAST VALID 1200 UTC JUL 22.

.WARNINGS.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 56N48W 996 MB MOVING E 25 KT AND
SECOND CENTER 54N38W 1001 MB MOVING E 35 KT. WITHIN 300 NM S AND
240 NM N AND NW QUADRANTS OF MAIN CENTER WINDS 25 TO 35 KT. SEAS
8 TO 12 FT. ELSEWHERE FROM 46N TO 56N E OF 44W...AND FROM 51N TO
60N BETWEEN 41W AND 57W WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER E OF AREA NEAR
56N30W 1002 MB AND SECOND CENTER WELL E OF AREA. FROM 50N TO 53N
E OF 45W WINDS TO 25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST COMPLEX LOW AND ASSOCIATED CONDITIONS E OF
AREA.

...GALE WARNING...
.24 HOUR FORECAST LOW 56N61W 1003 MB. FROM 49N TO 58N W OF 53W
WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 57N55W 993 MB. FROM 50N TO 61N W OF 40W
WINDS 25 TO 35 KT. SEAS TO 11 FT. ELSEWHERE FROM 47N TO 50N W OF
58W WINDS TO 25 KT. SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.LOW 42N59W 1018 MB MOVING E 20 KT. WITHIN 360 NM SE AND S
QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 43N50W 1016 MB. WITHIN 240 NM SE OF A
FRONT FROM LOW TO 39N61W TO 38N74W WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 48N42W 1014 MB. FROM 43N TO 50N BETWEEN
37W AND 41W WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST E OF A LINE FROM 61N41W TO 63N35W AREA OF SW
WINDS 20 TO 30 KT. SEAS TO 11 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 57N E
OF 55W.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 53N BETWEEN 43W AND 56W.
.48 HOUR FORECAST DENSE FOG FROM 56N TO 60N BETWEEN 45W AND
60W...AND FROM 46N TO 48N BETWEEN 40W AND 44W.

.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 1200 UTC SAT JUL 20.
24 HOUR FORECAST VALID 1200 UTC SUN JUL 21.
48 HOUR FORECAST VALID 1200 UTC MON JUL 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC S OF 22N BETWEEN 68W 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 24N
BETWEEN 68W AND 74W.
.24 HOUR FORECAST LITTLE CHANGE.
.42 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.
.15 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...
INCLUDING THE GULF OF VENEZUELA...E WINDS 20 TO 25 KT. SEAS
8 TO 10 FT OUTSIDE GULF OF VENEZUELA.
.48 HOUR FORECAST FROM 11N TO 16N BETWEEN 70W AND 82W...
INCLUDING THE GULF OF VENEZUELA...E WINDS 20 TO 25 KT. SEAS
8 TO 11 FT OUTSIDE GULF OF VENEZUELA. HIGHEST SEAS NEAR 12N76W.
FROM 17N TO 18N BETWEEN 70W 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.