FZNT01 KWBC 181610
HSFAT1 1630
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC SUN AUG 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 18.
24 HOUR FORECAST VALID 1200 UTC AUG 19.
48 HOUR FORECAST VALID 1200 UTC AUG 20.
.WARNINGS.
…HURRICANE WARNING…
.TROPICAL STORM ERNESTO NEAR 36.1N 62.5W 978 MB AT 1500 UTC AUG
18 MOVING NNE OR 020 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM E
SEMICIRCLE…110 NM SW QUADRANT AND 150 NM NW QUADRANT. SEAS 12
FT OR GREATER WITHIN 270 NM E SEMICIRCLE…180 NM SW QUADRANT
AND 230 NM NW QUADRANT WITH SEAS TO 33 FT. ELSEWHERE FROM 31N TO
41N BETWEEN 56W AND 69W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.12 HOUR FORECAST HURRICANE ERNESTO NEAR 38.0N 61.5W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.24 HOUR FORECAST HURRICANE ERNESTO NEAR 41.1N 58.8W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NE QUADRANT…170 NM SE QUADRANT…120 NM SW
QUADRANT…AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
240 NM E SEMICIRCLE…180 NM SW QUADRANT AND 240 NM NW QUADRANT
WITH SEAS TO 45 FT. ELSEWHERE FROM 34N TO 44N BETWEEN 51W AND 64W
WINDS 20 TO 30 KT. SEAS TO 12 FT.
.36 HOUR FORECAST TROPICAL STORM ERNESTO NEAR 44.6N 53.7W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
.48 HOUR FORECAST POST-TROPICAL ERNESTO NEAR 48.0N 46.0W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 170 NM S SEMICIRCLE…100 NM NE QUADRANT AND 60 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM NE…300 NM SE
QUADRANT…330 NM SW QUADRANT AND 210 NM NW QUADRANT WITH SEAS TO
38 FT. ELSEWHERE FROM 40N TO 50N BETWEEN 37W AND 53W WINDS 20 TO
33 KT. SEAS TO 12 FT.
…GALE WARNING…
.LOW 61N36W 992 MB MOVING SE 15 KT. WITHIN 240 NM N AND NE OF A
LINE FROM 55N40W TO 57N46W AND WITHIN 240 NM N AND NE OF LINE
FROM 57N46W TO 60N53W TO THE W COAST OF GREENLAND WINDS 25 TO 35
KT. SEAS 8 TO 15 FT. ELSEWHERE FROM 48N TO 57N E OF 48W AND
WITHIN AN AREA BOUNDED BY A LINE FROM 55N48W TO 61N58W TO 67N54W
TO 67N51W TO 60N56W TO 55N48W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW E OF THE AREA 57N27W 998 MB. WITHIN AN AREA
BOUNDED BY A LINE FROM 51N35W TO 58N35W TO 60N41W TO 60N49W TO
51N35W AND WITHIN 60 NM N AND NE OF A LINE FROM 60N49W TO 61N51W
TO W GREENLAND WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW AND CONDITIONS WELL E OF THE AREA
…GALE WARNING…
.24 HOUR FORECAST NEW LOW 56N56W 997 MB. WITHIN 180 NM NW…240
NM NE…420 NM SE AND 540 NM SW QUADRANTS…INCLUDING THE E GULF
OF SAINT LAWRENCE WINDS 20 TO 30 KT. SEAS TO 10 FT…EXCEPT TO 8
FT IN THE GULF OF SAINT LAWRENCE.
.36 HOUR FORECAST LOW 57N49W 995 MB. WITHIN 300 NM NE…420 NM
SE…120 NM SW AND NW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12
FT.
.48 HOUR FORECAST LOW 60N35W 991 MB. FROM 52N TO 58N E OF 40W
WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 50N TO 58N E
OF 45W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.SYNOPSIS AND FORECAST.
.LOW 46N36W 1008 MB MOVING NE 45 KT. FROM 41N TO 46N E OF 46W
WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW AND CONDITIONS WELL E OF THE AREA.
.24 HOUR FORECAST LOW 40N73W 1006 MB. WITHIN 180 NM W AND NW OF
A LINE FROM 31N75W TO 39N68W WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 42N69W 1004 MB. WITHIN 360 NM W AND NW OF A
LINE FROM 34N65W TO 47N57W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 62N58W 1001 MB. WITHIN 420 NM SE…180 NM S
AND SW QUADRANTS AND N OF 63N W OF GREENLAND WINDS TO 25 KT. SEAS
TO 8 FT.
.24 HOUR FORECAST DENSE FOG VSBY LESS THAN 1 NM FROM 41 TO 44N
BETWEEN 64W AND 67W AND FROM 54N TO 58N W OF 57W TO THE COAST OF
LABRADOR.
.48 HOUR FORECAST DENSE FOG FROM 48N TO 56N BETWEEN 36W AND 54W.
.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 SUN AUG 18.
24 HOUR FORECAST VALID 1200 UTC MON AUG 19.
48 HOUR FORECAST VALID 1200 UTC TUE AUG 20.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N54W TO 31N75W TO 30N73W TO 28N63W TO 29N58W TO
31N54W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.CARIBBEAN 12 HOUR FORECAST WITHIN 13N69W TO 14N72W TO 13N73W TO
11N73W TO 11N72W TO 11N69W TO 13N69W…INCLUDING THE GULF OF
VENEZUELA… E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 13N70W TO 14N72W TO 14N75W TO 12N76W TO
11N72W TO 12N69W TO 13N70W…INCLUDING THE GULF OF VENEZUELA…
E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 13N74W TO 13N75W TO 12N77W TO 11N76W TO
11N75W TO 12N74W TO 13N74W E WINDS 20 TO 25 KT. SEAS 8 FT.
WITHIN 14N70W TO 14N73W TO 12N73W TO 11N72W TO 12N69W TO
14N70W…INCLUDING THE GULF OF VENEZUELA… 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 AL. NATIONAL HURRICANE CENTER.
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UUID 660F2234-5D7C-11EF-AA8F-0AFB0B260000 TX 1
