FZNT01 KWBC 142218
HSFAT1 2230
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC WED AUG 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 14.
24 HOUR FORECAST VALID 1800 UTC AUG 15.
48 HOUR FORECAST VALID 1800 UTC AUG 16.
.WARNINGS.
.SEE PART II FOR MORE INFORMATION ON HURRICANE ERNESTO.
…GALE WARNING…
.LOW 60N41W 988 MB MOVING E 25 KT. WITHIN 180 NM S QUADRANT WINDS
25 TO 40 KT. SEAS 8 TO 15 FT. ELSEWHERE FROM 53N TO 61N E OF 53W
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW WELL E OF AREA AND CONDITIONS DESCRIBED
WITH LOW 61N39W BELOW.
…GALE WARNING…
.LOW 63N56W 994 MB MOVING SE 30 KT. WITHIN 300 NM W QUADRANT
WINDS 25 TO 35 KT. SEAS TO 10 FT. ELSEWHERE WITHIN 360 NM SW
SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW E OF AREA 60N34W 990 MB. ASSOCIATED
CONDITIONS DESCRIBED WITH LOW 61N39W BELOW.
…GALE WARNING…
.24 HOUR FORECAST NEW LOW 61N39W 988 MB. FROM 52N TO 59N E OF
40W…AND WITHIN 300 NM SW SEMICIRCLE WINDS 25 TO 40 KT. SEAS 9
TO 16 FT. ELSEWHERE FROM 50N TO 60N E OF 52W…AND FROM 50N TO
66N WITHIN 120 NM OF THE W GREENLAND COAST WINDS 20 TO 30 KT.
SEAS TO 9 FT.
.48 HOUR FORECAST LOW E OF AREA AND NEW LOW 61N37W 988 MB. FROM
57N TO 60N E OF 46W WINDS 25 TO 40 KT. SEAS 12 TO 20 FT.
ELSEWHERE FROM 54N TO 61N E OF 48W…AND FROM 50N TO 66N WITHIN
120 NM OF W GREENLAND COAST WINDS 20 TO 30 KT. SEAS TO 12
FT…HIGHEST NEAR 57N37W.
.SYNOPSIS AND FORECAST.
.LOW 46N40W 1010 MB MOVING NE 35 KT. WITHIN 360 NM SE SEMICIRCLE
FROM 44N TO 49N E OF 40W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW DISSIPATED. FROM 40N TO 47N E OF 46W AREA
OF SW WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS DESCRIBED WITH LOW 39N51W BELOW.
.WITHIN 180 NM SE OF A LINE FROM 33N60W TO 39N70W AREA OF SW
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST CONDITIONS DESCRIBED BY LOW 39N51W BELOW.
.LOW 32N71W 1014 MB MOVING NE 20 KT. WITHIN 120 NM WINDS TO 25
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW 39N51W 1017 MB. WITHIN 240 NM SE SEMICIRCLE
WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 43N44W 1015 MB. WITHIN 360 NM SE SEMICIRCLE
WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST N OF 65N BETWEEN W GREENLAND COAST AND 62W AREA
OF NW WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 50N TO 55N W OF 40W…INCLUDING THE GULF
OF SAINT LAWRENCE…AREA OF SW WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST NEW LOW 39N51W 1016 MB. WITHIN 180 NM SE
SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST DENSE FOG VSBY OCCASIONALLY LESS THAN 1 NM N OF
41N W OF 64W.
.48 HOUR FORECAST DENSE FOG N OF 64N W OF 55W…AND N OF 41N W OF
64W.
.FORECASTER ANDERSON. 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 WED AUG 14.
24 HOUR FORECAST VALID 1800 UTC THU AUG 15.
48 HOUR FORECAST VALID 1800 UTC FRI AUG 16.
.WARNINGS.
…ATLC HURRICANE WARNING…
.HURRICANE ERNESTO NEAR 21.7N 68.3W 989 MB AT 2100 UTC AUG 14
MOVING NW OR 325 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 65 KT
GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E
SEMICIRCLE…60 NM SW QUADRANT AND 90 NM NW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 180 NM NW AND SE QUADRANTS…200 NM NE
QUADRANT AND 90 NM SW QUADRANT WITH SEAS TO 31 FT. ELSEWHERE
WITHIN 420 NM E SEMICIRCLE AND 240 NM W SEMICIRCLE WINDS 20 TO
33 KT. SEAS 10 TO 16 FT. REMAINDER OF AREA OVER ATLANTIC WATERS
FROM 16N TO 27N BETWEEN 60W AND 64W AND FROM 18N TO 27N BETWEEN
64W AND 73W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN E TO SE
SWELL.
.24 HOUR FORECAST HURRICANE ERNESTO NEAR 25.7N 69.0W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS
WITHIN 160 NM E SEMICIRCLE AND 110 NM W SEMICIRCLE. SEAS 12 FT
OR GREATER WITHIN 300 NE QUADRANT…240 NM SE AND NW QUADRANTS
AND 180 NM SW QUADRANT WITH SEAS TO 35 FT. ELSEWHERE WITHIN 360
NM NE QUADRANT…300 NM SE AND NW QUADRANTS AND 210 NM SW
QUADRANT WINDS 20 TO 33 KT. SEAS 10 TO 18 FT. REMAINDER OF AREA
FROM 21N TO 31N BETWEEN 63W AND 75W WINDS 20 KT OR LESS. SEAS 8
TO 12 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE ERNESTO NEAR 29.5N 66.6W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS
WITHIN 170 NM E SEMICIRCLE AND 140 NM W SEMICIRCLE. SEAS 12 FT
OR GREATER WITHIN 300 NM NE QUADRANT…240 NM S SEMICIRCLE AND
360 NM NW QUADRANT WITH SEAS TO 37 FT. ELSEWHERE WITHIN 420 NM N
SEMICIRCLE…300 NM SE QUADRANT AND 240 NM SW QUADRANT WINDS 20
TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 22N TO 31N
BETWEEN 60W AND THE BAHAMAS AND ALSO N OF 27N BETWEEN 77W AND
79W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL…EXCEPT
9 TO 14 FT N OF 24N E OF BAHAMAS.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK…SIZE
AND INTENSITY.
.SYNOPSIS AND FORECAST.
.CARIBBEAN FROM 12N TO 15N BETWEEN 63W AND 68W SE TO S WINDS 20
TO 25 KT. SEAS 8 TO 9 FT N OF 18N.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
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UUID 29601C88-5A8B-11EF-AEC4-0AFB0B260000 TX 1
