FZNT01 KWBC 151610
HSFAT1 1630
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC THU AUG 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC AUG 15.
24 HOUR FORECAST VALID 1200 UTC AUG 16.
48 HOUR FORECAST VALID 1200 UTC AUG 17.
.WARNINGS.
.SEE PART II FOR MORE INFORMATION ON HURRICANE ERNESTO.
…GALE WARNING…
.LOW 60N40W 986 MB MOVING NE 20 KT. FROM 54N TO 58N E OF
44W…WITHIN 180 NM SW SEMICIRCLE AND WITHIN 120 NM N AND NE OF A
LINE FROM 59N46W TO 62N51W TO W GREENLAND WINDS 30 TO 40 KT. SEAS
10 TO 18 FT…HIGHEST E OF 40W. ELSEWHERE FROM 51N TO 60N BETWEEN
35W AND 50W…FROM 55N TO 66N BETWEEN 50W AND 58W AND FROM 50N TO
53N BETWEEN 50W AND 57W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT IN
MIXED SWELL..
.24 HOUR FORECAST LOW DISSIPATED E OF AREA WITH CONDITIONS
DESCRIBED WITH NEW LOW 60N46W BELOW.
…GALE WARNING…
.24 HOUR FORECAST NEW LOW 60N46W 998 MB. FROM 56N TO 60N E OF 44W
AND WITHIN 120 NM N AND NE OF A LINE FROM 57N44W TO 59N48W TO THE
W COAST OF GREENLAND WINDS 30 TO 45 KT. SEAS 12 TO 20
FT…HIGHEST NEAR 60N40W. ELSEWHERE FROM 54N TO 60N E OF 44W AND
WITHIN 240 NM N AND NE OF A LINE FROM 55N44W TO 64N54W TO THE W
COAST OF GREENLAND WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW WELL E OF THE AREA NEAR 63N16W 983 MB.
WITHIN 120 NM N OF A LINE FROM 57N38W TO 58N43W….WITHIN 120 NM
N AND NE OF LINE FROM 58N43W TO 60N51W AREA OF W TO NW WINDS 25
TO 35 KT. SEAS 9 TO 16 FT…HIGHEST NEAR 60N42W. ELSEWHERE FROM
57N TO 59N BETWEEN 35W AND 38W AND FROM 59N TO 66N BETWEEN 50W
AND 59W AREA OF W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.SYNOPSIS AND FORECAST.
.24 HOUR FORECAST N OF 64N BETWEEN 57W AND 61W AREA OF NW WINDS
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.
.COMPLEX LOW WITH ONE CENTER 44N43W 1016 MB MOVING NE 20 KT AND
A SECOND CENTER 40N48W 1016 MB MOVING NE 15 KT. WITHIN 180 NM S
OF A FRONT FROM 45N35W TO THE FIRST CENTER TO THE SECOND CENTER
TO 36N52W WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 40N48W 1016 MB.
FROM 41N TO 44N E OF 41W AND WITHIN 180 NM SE OF A LINE FROM
42N49W TO 37N61W WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW DISSIPATED. WITHIN 180 NM S OF A LINE FROM
45N35W TO 42N48W AREA OF SW WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST NEW LOW 56N55W 1006 MB. WITHIN 90 NM N AND NE
OF A LINE FROM 51N55W TO 52N48W WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 54N55W 1005 MB.
WITHIN 240 NM SE AND 360 NM SW QUADRANTS…INCLUDING THE E GULF
OF SAINT LAWRENCE AND FROM 50N TO 55N E OF 48W WINDS TO 25 KT.
SEAS TO 9 FT…EXCEPT LESS THAN 8 FT IN THE GULF OF SAINT
LAWRENCE.
.24 HOUR FORECAST…EXCEPT WHERE DESCRIBED IN PART II BELOW WITH
HURRICANE ERNESTO…FROM 31N TO 33N BETWEEN 61W AND 74W WINDS 20
TO 33 KT. SEAS 10 TO 20 FT.
.48 HOUR FORECAST…EXCEPT WHERE DESCRIBED IN PART II BELOW WITH
HURRICANE ERNESTO…FROM 31N TO 37N BETWEEN 57W AND 71W WINDS 20
TO 33 KT. SEAS 10 TO 20 FT.
.48 HOUR FORECAST DENSE FOG VSBY OCCASIONALLY LESS THAN 1 NM FROM
53N TO 55N BETWEEN 51W AND 56W.
.FORECASTER FUTTERMAN. 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 1200 UTC THU AUG 15.
24 HOUR FORECAST VALID 1200 UTC FRI AUG 16.
48 HOUR FORECAST VALID 1200 UTC SAT AUG 17.
.WARNINGS.
…ATLC HURRICANE WARNING…
.HURRICANE ERNESTO NEAR 25.0N 69.2W 975 MB AT 1500 UTC AUG 15
MOVING N OR 350 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 75 KT
GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E
SEMICIRCLE…90 NM SW QUADRANT AND 110 NM NW QUADRANT. SEAS 12
FT OR GREATER WITHIN 150 NM W SEMICIRCLE…270 NM NE QUADRANT AND
240 NM SE QUADRANT WITH SEAS TO 31 FT. ELSEWHERE WITHIN 25N64W
TO 28N67W TO 28N71W TO 24N72W TO 20N68W TO 21N65W TO 25N64W WINDS
20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 28N66W TO
29N70W TO 26N74W TO 23N75W TO 20N68W TO 24N63W TO 28N66W…
INCLUDING ATLANTIC EXPOSURES…WINDS 20 KT OR LESS. SEAS 8 TO 11
FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE ERNESTO NEAR 28.5N 67.5W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS
WITHIN 130 NM W SEMICIRCLE…160 NM NE QUADRANT AND 150 NM SE
QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM NE QUADRANT…210
NM S SEMICIRCLE…AND 330 NM NW QUADRANT WITH SEAS TO 40 FT.
ELSEWHERE WITHIN 31N62W TO 31N73W TO 26N70W TO 24N64W TO 28N61W
TO 31N62W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA
WITHIN 30N61W TO 28N72W TO 31N73W TO 28N79W TO 22N68W TO 24N64W
TO 30N61W…INCLUDING ATLANTIC EXPOSURES…WINDS 20 KT OR LESS.
SEAS 8 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE ERNESTO NEAR 32.0N 65.5W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS
WITHIN 170 NM E SEMICIRCLE…120 NM SW QUADRANT AND 150 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 300 NM OF CENTER WITH
SEAS TO 41 FT. ELSEWHERE WITHIN 31N59W TO 31N70W TO 27N64W TO
28N60W TO 31N59W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF
AREA WITHIN 31N56W TO 29N66W TO 31N76W TO 27N73W TO 25N65W TO
28N58W TO 31N56W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED
SWELL.
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 WITHIN 14N66W TO 17N67W TO 16N69W TO 15N70W TO 13N70W
TO 11N67W TO 14N66W E TO SE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST WITHIN 14N69W TO 14N70W TO 14N72W TO 13N73W TO
12N71W TO 13N69W TO 14N69W E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.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 LEWITSKY. NATIONAL HURRICANE CENTER.
¤¤
UUID F27CCE00-5B20-11EF-84B8-0AFB0B270000 TX 1
