FZPN02 KWBC 170525
HSFEPI 0545
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC SAT AUG 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
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 AUG 17.
24 HOUR FORECAST VALID 0000 UTC AUG 18.
48 HOUR FORECAST VALID 0000 UTC AUG 19.
.WARNINGS.
…STORM WARNING…
.LOW 54N180W 979 MB MOVING NE 05 KT. WITHIN 420 NM E AND 660 NM
SE QUADRANTS WINDS 30 TO 45 KT. SEAS 9 TO 18 FT.
ELSEWHERE…EXCEPT WHERE DESCRIBED WITH LOW 52N174E BELOW…FROM
40N TO 55N BETWEEN 161W AND 180W…AND WITHIN 660 NM E…360 NM N
AND W…AND 420 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16
FT.
.12 HOUR FORECAST LOW 56N179E 973 MB. WITHIN 180 NM NW QUADRANT
WINDS 35 TO 50 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW 56N178W 973 MB. WITHIN 300 NM S AND W
SEMICIRCLE WINDS 30 TO 45 KT. SEAS 9 TO 18 FT. ELSEWHERE WITHIN
840 NM E…600 NM S…AND 480 NM W QUADRANTS…AND WITHIN 480 NM
W OF A LINE FROM 40N165W TO 57N150W WINDS 25 TO 40 KT. SEAS 9 TO
18 FT.
.48 HOUR FORECAST LOW 64N167W 990 MB. N OF 53N BETWEEN 147W AND
175E WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
…STORM WARNING…
.48 HOUR FORECAST POST-TROPICAL AMPIL NEAR 43N162E. WITHIN 180 NM
N…300 NM E…300 NM S…AND 150 NM W QUADRANTS WIND 35 TO 50
KT. SEAS 12 TO 30 FT…HIGHEST SE OF CENTER. ELSEWHERE FROM 32N
TO 48N W OF 171E WINDS 25 TO 35 KT. SEAS 9 TO 21 FT…HIGHEST S
OF CENTER.
…GALE WARNING…
.LOW 52N174E 988 MB MOVING NE 10 KT. WITHIN 420 NM E…660 NM
SW…AND 420 NM S QUADRANT WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 56N178W
DESCRIBED ABOVE.
…GALE WARNING…
.LOW 39N167E 1005 MB MOVING E 20 KT. FROM 34N TO 40N W OF 180W
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 39N176E 1006 MB. FROM 34N TO 42N BETWEEN
170W AND 173E WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 39N179W 1012 MB. WITHIN 180 NM FROM LOW
CENTER…AND FROM 37N TO 48N BETWEEN 164W AND 173W WINDS 20 TO 30
KT. SEAS TO 11 FT.
.SYNOPSIS AND FORECAST.
.LOW 34N176W 1014 MB MOVING N 15 KT. FROM 30N TO 40N BETWEEN 165W
AND 176W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS ABSORBED BY LOW
39N176E DESCRIBED IN WARNINGS SECTION ABOVE
.FROM 30N TO 38N BETWEEN 120W AND 125W WINDS TO 25 KT. SEAS TO 8
FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED
.LOW 41N129W 1016 MB MOVINGS NE 05 KT. FROM 36N TO 44N BETWEEN
128W AND 140W…AND FROM 34N TO 38N BETWEEN 145W AND 153W WINDS
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED.CONDITIONS DIMINISHED.
.FROM 45N TO 57N BETWEEN 139W AND 148W WINDS TO 25 KT SEAS TO 8
FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.24 HOUR FORECAST FROM 37N TO 47N BETWEEN 140W TO 147W. SEAS TO 8
FT.
.48 HOUR FORECAST FROM 35N TO 50N BETWE
