FZNT01 KWBC 302134
HSFAT1 2230
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC WED OCT 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 OCT 30.
24 HOUR FORECAST VALID 1800 UTC OCT 31.
48 HOUR FORECAST VALID 1800 UTC NOV 01.
.WARNINGS.
…STORM WARNING…
.COMPLEX LOW WITH MAIN LOW 38N38W 1000 MB MOVING N 05 KT THEN
TURNING NW AFTER 12 HOURS. FROM 36N TO 50N E OF 43W WINDS 30 TO
45 KT. SEAS 9 TO 16 FT IN A MIXED SWELL. ELSEWHERE S OF 49N E OF
54W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.18 HOUR FORECAST LOW 39N41W 990 MB. WITHIN 240 NM NW SEMICIRCLE
AND WITHIN 180 NM N QUADRANT WINDS 35 TO 50 KT. SEAS 18 TO 26
FT.
.24 HOUR FORECAST LOW 39N41W 981 MB. WITHIN 300 NM NW SEMICIRCLE
WINDS 40 TO 55 KT. SEAS 19 TO 29 FT. ELSEWHERE S AND E OF A LINE
FROM 54N35W TO 40N54W TO 31N50W WINDS 25 TO 40 KT. SEAS 9 TO 19
FT…HIGHEST NW OF CENTER.
.48 HOUR FORECAST LOW 42N36W 980 MB. S OF 53N E OF 46W WINDS 25
TO 40 KT. SEAS 9 TO 20 FT…HIGHEST S AND SW OF CENTER.
…STORM WARNING…
.12 HOUR FORECAST NEW LOW 60N64W 990 MB. WITHIN 360 NM NE AND 600
N
