High seas forecast: hurricane-force winds and significant wave heights expected.

FZPN02 KWBC 210525
HSFEPI 0545

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC SAT DEC 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 0000 UTC DEC 21.
24 HOUR FORECAST VALID 0000 UTC DEC 22.
48 HOUR FORECAST VALID 0000 UTC DEC 23.

.WARNINGS.

…HURRICANE FORCE WIND WARNING…
.LOW 42N172W 941 MB MOVING E 40 KT. WITHIN 300 NM S SEMICIRCLE
WINDS 60 TO 85 KT. SEAS 30 TO 55 FT. ALSO FROM 32N TO 45N
BETWEEN 161W AND 180W WINDS 40 TO 60 KT. SEAS 20 TO 40 FT.
ELSEWHERE S OF 47N BETWEEN 155W AND 173E WINDS 25 TO 40 KT. SEAS
11 TO 22 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 44N150W 953 MB.
FROM 34N TO 46N BETWEEN 143W AND 160W AND FROM 36N TO 50N
BETWEEN 134W AND 139W WINDS 40 TO 60 KT…HIGHEST WITHIN 480 NM
S SEMICIRCLE OF LOW. SEAS 28 TO 56 FT…EXCEPT 15 TO 30 FT FROM
36N TO 50N BETWEEN