FZNT01 KWBC 180416
HSFAT1 0430
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC AUG 18.
24 HOUR FORECAST VALID 0000 UTC AUG 19.
48 HOUR FORECAST VALID 0000 UTC AUG 20.
.WARNINGS.
…HURRICANE WARNING…
.TROPICAL STORM ERNESTO NEAR 33.9N 63.3W 978 MB AT 0300 UTC AUG
18 MOVING NNE OR 030 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 60 KT
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 200 NM E
SEMICIRCLE…120 NM SW QUADRANT AND 170 NM NW QUADRANT. SEAS 12
FT OR GREATER WITHIN 300 NM NW AND SE QUADRANTS…330 NM NE
QUADRANT AND 270 NM SW QUADRANT WITH SEAS TO 29 FT. ELSEWHERE
FROM 31N TO 38N BETWEEN 56W AND 69W WINDS 20 TO 33 KT. SEAS TO
12 FT.
.24 HOUR FORECAST HURRICANE ERNESTO NEAR 37.9N 61.6W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NE QUADRANT…170 NM SE QUADRANT…120 NM SW
QUADRANT…AND 110 NM NW QUADRANT. SEAS 12 FT OR GREATER
WITHIN 360 NM W SEMICIRCLE…360 NM SE AND 300 NM NE QUADRANTS
WITH SEAS TO 43 FT. ELSEWHERE FROM 32N TO 42N BETWEEN 55W AND
68W WINDS 20 TO 33 KT. SEAS TO 12 FT.
.48 HOUR FORECAST HURRICANE ERNESTO NEAR 44.7N 53.8W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NE AND SW QUADRANTS…80 NM NW QUADRANT AND 180 NM
SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM NE…300 NM
NW…420 NM SW…AND 360 NM SE QUADRANTS WITH WITH SEAS TO 49 FT.
ELSEWHERE FROM 38N TO 50N BETWEEN 45W AND 60W WINDS 20 TO 33 KT.
SEAS TO 12 FT.
…GALE WARNING…
.LOW 61N38W 994 MB MOVING SE 15 KT. WITHIN 180 NM S AND 240 NM
SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE FROM
57N TO 60N E OF 45W…AND FROM 57N TO 66N BETWEEN 45W AND 56W
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW E OF AREA 60N34W 994 MB. ASSOCIATED
CONDITIONS ABSORBED BY 60N44W DESCRIBED BELOW.
…GALE WARNING…
.24 HOUR FORECAST NEW LOW 60N44W 1001 MB. WITHIN 240 NM S AND
180 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.
.48 HOUR FORECAST LOW 61N41W 995 MB. WITHIN 180 NM S AND SE
QUADRANT WINDS 20 TO 30 KT. SEAS TO 10 FT.
…GALE WARNING…
.24 HOUR FORECAST LOW INLAND 55N60W 1005 MB. WITHIN 180 NM NE
AND 240 NM SE QUADRANTS WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW 58N47W 996 MB. WITHIN 300 NM S AND SE
QUADRANTS WINDS 25 TO 35 KT. SEAS TO 9 FT.
.SYNOPSIS AND FORECAST.
.LOW 55N44W 1005 MB MOVING NE 25 KT. WITHIN 300 NM S SEMICIRCLE
WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW E OF AREA NEAR 59N23W 997 MB. CONDITIONS
MOVED E OF AREA.
.48 HOUR FORECAST LOW 43N71W 1003 MB. WITHIN 540 NM S QUADRANT
WINDS 20 TO 30 KT. SEAS TO TO 10 FT.
.48 HOUR FORECAST DENSE FOG VSBY LESS THAN 1 NM FROM 45N TO 53N
BETWEEN 47W AND 59W AND FROM 56N TO 60N BETWEEN 38W AND 45W.
.FORECASTER ROWLAND. 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 0000 UTC SUN AUG 18.
24 HOUR FORECAST VALID 0000 UTC MON AUG 19.
48 HOUR FORECAST VALID 0000 UTC TUE AUG 20.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROPICAL STORM ERNESTO N OF THE AREA NEAR 33.9N 63.3W 978 MB AT
0300 UTC AUG 18 MOVING NNE OR 030 DEG AT 7 KT. MAXIMUM SUSTAINED
WINDS 60 KT GUSTS 75 KT. OVER FORECAST WATERS WITHIN 31N55W TO
31N67W TO 29N61W TO 29N59W TO 31N55W S TO SW WINDS 20 TO 25 KT.
SEAS 10 TO 12 F
