FZPN02 KWBC 291725
HSFEPI 1745
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC SUN SEP 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 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
PACIFIC 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
PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT
TO 50N 160E
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 1200 UTC SEP 29.
24 HOUR FORECAST VALID 1200 UTC SEP 30.
48 HOUR FORECAST VALID 1200 UTC OCT 01.
.WARNINGS.
…HURRICANE FORCE WIND WARNING…
.LOW 42N163W 988 MB MOVING NE 35 KT. WITHIN 180 NM NW AND 300 NM
SE SEMICIRCLES WINDS 40 TO 50 KT. SEAS 12 TO 23 FT. ELSEWHERE
BETWEEN 32N AND 48N BETWEEN 147W AND 174W WINDS 25 TO 40 KT. SEAS
8 TO 18 FT. ALSO S OF 47N W OF 174W WINDS LESS THAN 25 KT. SEAS 8
TO 14 FT.
.24 HOUR FORECAST LOW 51N149W 973 MB. WITHIN 240 NM N…360 NM
E…360 NM S…AND 120 NM W QUADRANTS WINDS 45 TO 60 KT. SEAS 14
TO 28 FT. ELSEWHERE FROM 39N TO 55N BETWEEN 132W AND 158W WINDS
30 TO 45 KT. SEAS 8 TO 22 FT…HIGHEST WITHIN 600 NM S QUADRANT W
OF 147W. ALSO WITHIN 900 NM SE OF A LINE FROM 48N154W TO 37N173W
WINDS LESS THAN 25 KT. SEAS 8 TO 16 FT.
.30 HOUR FORECAST LOW 52N147W 968 MB. WITHIN 120 NM S
SEMICIRCLE…120 NM W QUADRANT…AND WITHIN 120 NM N OF A LINE
FROM LOW CENTER TO 54N147W TO 54N138W TO 53N134W WINDS 50 TO 65
KT. SEAS 20 TO 35 FT. ELSEWHERE FROM 47N TO 59N BETWEEN 131W AND
154W WINDS 40 TO 50 KT. SEAS 14 TO 30 FT. ALSO FROM 42N TO 60N
BETWEEN 129W AND 166W WINDS 25 TO 40 KT. SEAS 8 TO 18 FT.
OTHERWISE…EXCEPT WHERE DESCRIBED BELOW…N OF A LINE FROM
34N167E TO 33N173E TO 30N173E TO 30N162W TO 49N130W WINDS LESS
THAN 25 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 55N144W 963 MB. WITHIN 120 NM N AND 360 NM
S SEMICIRCLE WINDS 45 TO 60 KT. SEAS 23 TO 39 FT. ELSEWHERE FROM
47N TO 60N BETWEEN 133W AND 155W WINDS 30 TO 45 KT. SEAS 8 TO 22
FT. OTHERWISE…EXCEPT WHERE DESCRIBED BELOW…N OF A LINE FROM
35N171W TO 31N164W TO 50N127W WINDS LESS THAN 25 KT. SEAS 8 TO 13
FT.
…GALE WARNING…
.LOW 56N167W 998 MB MOVING SE 10 KT. WITHIN 240 NM S AND W
SEMICIRCLES WINDS 25 TO 35 KT. SEAS 8 TO 17 FT.
.24 HOUR FORECAST LOW 54N
