177
FZNT01 KWBC 192205
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU SEP 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
OCTOBER 16 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 HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP

FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH
ATLANTIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG
WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO
WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 12 FEET OR
GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH,
AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER
CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO
PRESERVE CONTINUITY WHERE APPROPRIATE.

SECURITE

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1800 UTC SEP 19.
24 HOUR FORECAST VALID 1800 UTC SEP 20.
48 HOUR FORECAST VALID 1800 UTC SEP 21.

.WARNINGS.

...STORM WARNING...
.LOW 55N42W 99 MB NEARLY STATIONARY. WITHIN 300 NM N SEMICIRCLE
WINDS 25 TO 40 KT. SEAS 8 TO 16 FT. ELSEWHERE WITHIN 360 NM S
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 12 FT.
.18 HOUR FORECAST LOW 55N42W 1001 MB. WITHIN 180 NM NW OF LINE
FROM 57N42W TO 61N39W WINDS 45 TO 55 KT. SEAS 12 TO 18 FT.
.24 HOUR FORECAST LOW 55N43W 1002 MB. WITHIN 120 NM NW OF LINE
FROM 57N44W TO 60N40W WINDS 50 TO 60 KT. SEAS 15 TO 25 FT.
ELSEWHERE WITHIN 180 NM NW OF LINE FROM 55N46W TO 62N37W WINDS
35 TO 50 KT. SEAS 12 TO 22 FT. ALSO ELSEWHERE WITHIN 420 NM NW
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 12 TO 22 FT. AND FROM 62N TO
65N E OF 41W WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 54N40W 996 MB, WITHIN 120NM NW OF LINE
FROM 57N44W TO 60N41W WINDS 40 TO 55 KT. SEAS 16 TO 26 FT.
ELSEWHERE WITHIN 240 NM NW OF LINE FROM 54N46W TO 63N35W WINDS
30 TO 40 KT. SEAS 10 TO 20 FT. ALSO ELSEWHERE FROM 45N TO 64N E
OF 59W WINDS 20 TO 30 KT. SEAS 8 TO 16 FT.

...GALE WARNING...
.LOW 40N70W 1004 MB MOVING SE 05 KT. WITHIN 180 NM NW SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 8 FT. AND FROM 35N TO 40N BETWEEN 61W
AND 66W WINDS 20 TO 30 KT. SEAS TO 9 FT.
.06 HOUR FORECAST LOW 40N69W 1004 MB. WITHIN 120 NM NW QUADRANT
WINDS 25 TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 39N68W 1002 MB. WITHIN 180 NM NW
SEMICIRCLE  WINDS 25 TO 40 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM
41N TO 45N BETWEEN 61W AND 71W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 39N68W 1003 MB. FROM 35N TO 44N BETWEEN
57W AND 72W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 50N40W 1000 MB. FROM 45N TO 52N E OF
40W WINDS 25 TO 35 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW MERGED WITH LOW 54N40W. CONDITIONS
DESCRIBED IN STORM WARNING ABOVE.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 41N60W 1005 MB. WITHIN 180 NM N
SEMICIRCLE AND 180 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS TO 12
FT.
.48 HOUR FORECAST LOW 41N52W 1007 MB. WITHIN 180 NM N OF LINE
FROM 41N52W TO 41N57W AND FROM 38N TO 44N BETWEEN 47W AND 53W
WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.S OF 33N BETWEEN 43W AND 56W WINDS LESS THAN 25 KT. SEAS TO 9
FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED AND MOVE S OF AREA.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 54N TO 56N E
OF 43W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF LINE FROM 59N42W
TO 62N39W
.48 HOUR FORECAST DENSE FOG FROM 54N TO 60N E OF 40W.

.FORECASTER POCHE. 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 THU SEP 19.
24 HOUR FORECAST VALID 1800 UTC FRI SEP 20.
48 HOUR FORECAST VALID 1800 UTC SAT SEP 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 25N55W 1008 MB. SECOND LOW NEAR 27N45W 1010
MB. WITHIN 30N43W TO 31N61W TO 25N60W TO 27N49W TO 26N42W TO
30N43W E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LOW PRES NEAR 25N55W 1008 MB. SECOND LOW PRES
NEAR 27N42W 1010 MB. WITHIN 30N39W TO 30N58W TO 26N58W TO 25N52W
TO 26N39W TO 30N39W E WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST LOW PRES NEAR 25N57W 1010 MB. SECOND LOW NEAR
26N41W 1010 MB. WITHIN 31N39W TO 31N40W TO 30N42W TO 29N41W TO
29N39W TO 31N39W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED
SWELL.

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

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.