FZNT01 KWBC 202142
HSFAT1 2230
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC TUE AUG 20 2024
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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
[email protected](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 20.
24 HOUR FORECAST VALID 1800 UTC AUG 21.
48 HOUR FORECAST VALID 1800 UTC AUG 22.
.WARNINGS.
…STORM WARNING…
.POST-TROPICAL CYCLONE ERNESTO 50N42W 992 MB MOVING NE 40 KT.
WITHIN 240 NM S AND 180 NM SW QUADRANTS WINDS 40 TO 55 KT. SEAS
20 TO 34 FT. ELSEWHERE FROM 41N TO 52N E OF 51W WINDS 25 TO 40
KT. SEAS 8 TO 22 FT…HIGHEST WITHIN 300 NM SW SEMICIRCLE.
.24 HOUR FORECAST POST-TROPICAL CYCLONE ERNESTO E OF AREA NEAR
54N17W 986 MB. WITHIN 960 NM SW QUADRANT WINDS LESS THAN 25 KT.
SEAS TO 12 FT.
.48 HOUR FORECAST POST-TROPICAL CYCLONE ERNESTO DISSIPATED WELL E
OF AREA.
…GALE WARNING…
.COMPLEX LOW WITH FIRST CENTER 60N31W 985 MB MOVING E 15 KT AND
SECOND CENTER 63N36W 989 MB MOVING SE 15 KT. WITHIN 240 NM N AND
180 NM W QUADRANTS OF SECOND CENTER AND 420 NM SW QUADRANT OF
FIRST CENTER WINDS 25 TO 35 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW E OF AREA 61N18W 971 MB WITH SECOND CENTER
DISSIPATED. WITHIN 780 NM W QUADRANT S OF 60N WINDS LESS THAN 25
KT. SEAS TO 11 FT IN MIXED SWELL ASSOCIATED WITH POST-TROPICAL
CYCLONE ERNESTO.
.48 HOUR FORECAST LOW AND CONDITIONS WELL E OF AREA.
…GALE WARNING…
.48 HOUR FORECAST NEW LOW 61N44W 998 MB. WITHIN 540 NM S AND 240
NM W QUADRANTS WINDS 25 TO 35 KT. SEAS TO 11 FT.
.SYNOPSIS AND FORECAST.
.LOW 61N52W 1001 MB MOVING SE 15 KT. FROM 56N TO 61N W OF 48W
WINDS 20 TO 30 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.
.LOW 63N46W 995 MB MOVING S 05 KT. WITHIN 360 NM S QUADRANT AND N
OF 64N W OF GREENLAND WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 61N45W 1001 MB. FROM 53N TO 63N BETWEEN 47W
AND 62W WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 48N TO 57N E OF 51W WINDS
20 TO 30 KT. SEAS TO 11 FT.
.COMPLEX LOW WITH MAIN CENTER 49N61W 1004 MB. WITHIN 300 NM N
SEMICIRCLE AND FROM 35N TO 48N BETWEEN 56W AND 70W WINDS 20 TO 30
KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW COMBINED LOW 51N42W 1010 MB. FROM 44N TO
50N E OF 53W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED E OF AREA.
.24 HOUR FORECAST NEW LOW 42N64W 1015 MB. WITHIN 300 NM E AND SE
OF FRONT FROM LOW CENTER TO 33N73W WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW ABSORBED BY NEW LOW 48N64W 1014 MB. WITHIN
240 NM NE SEMICIRCLE WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST NEW LOW 67N62W 999 MB. WITHIN 150 NM SE
SEMICIRCLE WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 240 NM NW AND
N OF A LINE FROM 46N49W TO 52N35W.
.24 HOUR FORECAST DENSE FOG WITHIN 150 NM N OF A LINE FROM 45N57W
TO 48N40W.
.48 HOUR FORECAST DENSE FOG WITHIN 90 NM OF 45N48W.
.FORECASTER JOSEPH. OCEAN PREDICTION CENTER.
NWS NATIONAL HURRICANE CENTER MIAMI FL
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO
SYNOPSIS VALID 1800 UTC TUE AUG 20.
24 HOUR FORECAST VALID 1800 UTC WED AUG 21.
48 HOUR FORECAST VALID 1800 UTC THU AUG 22.
.SYNOPSIS AND FORECAST.
.ATLC 24 HOUR FORECAST WITHIN 29N35W TO 29N38W TO 27N39W TO
24N37W TO 24N35W TO 29N35W WINDS 20 KT OR LESS. SEAS 8 FT IN NE
TO E SWELL.
.48 HOUR FORECAST WITHIN 25N40W TO 26N43W TO 25N44W TO 24N44W TO
23N40W TO 24N39W TO 25N40W WINDS 20 KT OR LESS. SEAS 8 FT IN NE
TO E SWELL.
.CARIBBEAN WITHIN 12N69W TO 13N72W TO 13N74W TO 12N74W TO 11N71W
TO 12N69W…INCLUDING THE GULF OF VENEZUELA…NE TO E WINDS 20
TO 30 KT. SEAS 8 FT. ELSEWHERE WITHIN 15N73W TO 17N77W TO 15N79W
TO 11N79W TO 10N77W TO 13N72W TO 15N73W WINDS 20 KT OR LESS. SEAS
8 TO 10 FT IN E TO NE SWELL.
.24 HOUR FORECAST WITHIN 13N72W TO 13N72.5W TO 12.5N73W TO
12N73W TO 12N72W TO 13N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT. ELSEWHERE WITHIN 13N75W TO 15N77W TO 14N81W TO 11N78W
TO 11N77W TO 12N75W TO 13N75W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN E TO NE SWELL.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.FORECASTER AREINHART. NATIONAL HURRICANE CENTER.
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UUID 1B01275C-5F3D-11EF-B377-0AFB0B260000 TX 1
