FZNT01 KWBC 180410
HSFAT1 0430
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC WED SEP 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
OCTOBER 16 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP
FROM OCTOBER 15 TO APRIL 1, DUE TO THE CLIMATOLOGY OF THE NORTH
ATLANTIC AND THE FREQUENCY AND VOLUME OF WEATHER HAZARDS, ALONG
WITH CUSTOMER FEEDBACK, HIGH SEAS FORECASTS WILL BE LIMITED TO
WINDS OF 25 TO 35 KNOTS AND HIGHER, AND SEAS OF 12 FEET OR
GREATER, ALONG WITH FREEZING SPRAY, DENSE FOG, VOLCANIC ASH,
AND ANYTHING TROPICAL (INCLUDING A DEPRESSION). LESSER
CONDITIONS WILL BE INCLUDED FOR WARNING CONDITIONS AND TO
PRESERVE CONTINUITY WHERE APPROPRIATE.
SECURITE
NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 0000 UTC SEP 18.
24 HOUR FORECAST VALID 0000 UTC SEP 19.
48 HOUR FORECAST VALID 0000 UTC SEP 20.
.WARNINGS.
…GALE WARNING…
.LOW 49N42W 1002 MB MOVING NE 10 KT. FROM 41N TO 52N E OF 48W
WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 50N37W 1003 MB. FROM 45N TO 57N E OF 43W
WINDS 25 TO 35 KT. SEAS 8 TO 14 FT…HIGHEST N OF CENTER.
.48 HOUR FORECAST LOW 55N42W 996 MB. FROM 51N TO 62N E OF 51W
WINDS 25 TO 40 KT. SEAS 9 TO 16 FT…HIGHEST NW OF CENTER.
.SYNOPSIS AND FORECAST.
.LOW S OF AREA 28N51W 1007 MB MOVING SW 05 KT. S OF 35N BETWEEN
43W AND 57W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 26N53W 1007 MB. S OF 35N BETWEEN 44W AND
60W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 25N55W 1004 MB. S OF 34N E OF 56W WINDS TO
25 KT. SEAS TO 10 FT.
.LOW 35N78W 1013 MB MOVING NE 10 KT. WITHIN 420 NM NE OF A LINE
FROM 31N65W TO 37N77W WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 38N73W 1009 MB. FROM 36N TO 42N W OF 64W
AND S OF 40N BETWEEN 60W AND 67W WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 39N70W 1006 MB. FROM 34N TO 44N W OF 60W
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.LOW 33N35W 1014 MB DRIFTING S 05 KT. WITHIN 240 NM SW AND W
QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW S OF AREA 30N37W 1014 MB. WITHIN 240 NM NW
QUADRANT WINDS LESS THAN 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW S OF AREA 30N36W 1014 MB. WITHIN 240 NM NE
QUADRANT WINDS LESS THAN 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST NEW LOW 60N53W 1014 MB. WITHIN 180 NM N
SEMICIRCLE WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW 61N55W 1018 MB. WITHIN 180 NM NW SEMICIRCLE
WINDS TO 25 KT. SEAS TO 8 FT.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 240 NM SW OF
A LINE FROM 53N50W TO 65N64W.
.24 HOUR FORECAST DENSE FOG N OF 57N W OF 60W…WITHIN 120 NM OF
52N53W…WITHIN 120 NM OF 60N54W…AND FROM 51N TO 58N BETWEEN
36W AND 42W.
.48 HOUR FORECAST FROM 37N TO 44N W OF 60W…FROM 55N TO 62N E OF
43W…AND FROM 60N TO 64N BETWEEN 55W AND 60W.
.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 0000 UTC WED SEP 18.
24 HOUR FORECAST VALID 0000 UTC THU SEP 19.
48 HOUR FORECAST VALID 0000 UTC FRI SEP 20.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC LOW PRES NEAR 28N50.5W 1007 MB. WITHIN 31N49W TO 31N54W TO
30N55W TO 27N54W TO 29N50W TO 29N47W TO 31N49W NE WINDS 20 TO 30
KT. SEAS 12 TO 16 FT. ELSEWHERE WITHIN 31N43W TO 31N54W TO
30N55W TO 31N60W TO 27N57W TO 26N51W TO 31N43W WINDS 20 KT OR
LESS. SEAS 8 TO 12 FT IN NE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 26N53W 1008 MB. WITHIN
