224
FZPN02 KWBC 300525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC MON SEP 30 2024

CCODE/2:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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
VOSOPS@NOAA.GOV(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 0000 UTC SEP 30.
24 HOUR FORECAST VALID 0000 UTC OCT 01.
48 HOUR FORECAST VALID 0000 UTC OCT 02.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.LOW 47N154W 981 MB MOVING NE 25 KT. FROM 39N TO 49N BETWEEN 147W
AND 159W WINDS 35 TO 50 KT. SEAS 12 TO 29 FT...HIGHEST NEAR
42N155W. ELSEWHERE FROM 33N TO 52N BETWEEN 138W AND 166W WINDS 25
TO 35 KT. SEAS 8 TO 21 FT...HIGHEST NEAR 42N161W. ALSO S OF A
LINE FROM 47N166W TO 39N168E WINDS TO 25 KT. SEAS 8 TO 16
FT...HIGHEST E OF 176W.
.24 HOUR FORECAST LOW 55N145W 958 MB. BETWEEN 120 NM AND 300 NM
N...WITHIN 180 NM S...240 NM W QUADRANTS...AND WITHIN 120 NM NE
OF FRONT FROM 57N141W TO 54N133W TO 52N131W WINDS 50 TO 65 KT.
SEAS 20 TO 40 FT. ELSEWHERE WITHIN 360 NM OF CENTER EXCEPT 240 NM
E QUADRANT...AND 180 NM NE AND E OF FRONT FROM 57N141W TO 54N133W
TO 52N131W TO 50N130W WINDS 40 TO 50 KT. SEAS 12 TO 25 FT. ALSO
FROM 42N TO 60N BETWEEN 127W AND 165W WINDS 25 TO 40 KT. SEAS 8
TO 20 FT...EXCEPT FROM 46N TO 55N BETWEEN 135W AND 151W SEAS 13
TO 26 FT. OTHERWISE...EXCEPT WHERE DESCRIBED BELOW...WITHIN THE
AREA BOUNDED BY 43N137W TO 34N149W TO 43N169W TO 43N137W WINDS
LESS THAN 25 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW 55N138W 982 MB. WITHIN 180 NM N QUADRANT
AND 240 NM SW SEMICIRCLE WINDS 40 TO 55 KT. SEAS 16 TO 33 FT.
ELSEWHERE N OF 46N BETWEEN 128W AND 156W WINDS 25 TO 40 KT. SEAS
12 TO 25 FT. ALSO N OF A LINE FROM 49N161W TO 42N145W TO 42N124W
WINDS LESS THAN 25 KT. SEAS 8 TO 15 FT.

...GALE WARNING...
.FROM 32N TO 43N BETWEEN 121W AND 129W AREA OF N WINDS 25 TO 35
KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST FROM 30N TO 45N BETWEEN 123W AND 131W AREA OF
N WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST WITHIN 240 NM SE OF A LINE FROM 44N125W TO
34N136W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS TO 12 FT.

...GALE WARNING...
.NW OF A LINE FROM 47N160E TO 54N173E W TO SW WINDS 20 TO 30 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST NEW LOW 57N176E 993 MB. FROM 44N TO 60N W OF
171W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 55N164W 1010 MB. WITHIN 360 NM SE OF A LINE
FROM 55N163W TO 45N174W WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 34N168W 1012 MB. WITHIN 360 NM N
SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE FROM 32N
TO 40N BETWEEN 152W AND 176E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 35N165W 1013 MB. WITHIN 300 NM NW
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN
180 NM NW OF A FRONT FROM 40N149W TO LOW CENTER AND SE OF A LINE
FROM 40N167W TO 32N164E WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.LOW 55N163W 1002 MB MOVING SE 15 KT. FROM 49N TO 59N BETWEEN
164W AND 173W AND WITHIN 300 NM NE QUADRANT WINDS 20 TO 30 KT.
SEAS TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
ABSORBED BY LOW 55N145W DESCRIBED IN WARNINGS SECTION ABOVE.

.LOW 36N160E 1014 MB MOVING NW 10 KT. WITHIN 360 NM NE QUADRANT
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW W OF AREA 37N156E 1018 MB. WITHIN 240 NM NE
OF A LINE FROM 38N160E TO 32N168E AREA OF SW WINDS TO 25 KT. SEAS
TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED W OF AREA. FROM 35N TO 46N
W OF 169E AREA OF S WINDS TO 25 KT. SEAS TO 9 FT.

.48 HOUR FORECAST LOW NW OF AREA 59N169E 995 MB. FROM 47N TO 55N
W OF 177W AREA OF SW TO W WINDS 20 TO 30 KT. SEAS TO 12 FT.

.DENSE FOG. 48 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
FROM 42N TO 52N W OF 166E.

.FORECASTER JOSEPH. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 0000 UTC MON SEP 30.
24 HOUR FORECAST VALID 0000 UTC TUE OCT  1.
48 HOUR FORECAST VALID 0000 UTC WED OCT  2.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 12N104W TO 13N106W TO 11N112W TO 10N113W TO 09N108W TO
11N105W TO 12N104W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN SW AND
NW SWELL.
.24 HOUR FORECAST WITHIN 14N101W TO 13N104W TO 12N106W TO
11N107W TO 10N105W TO 11N100W TO 14N101W WINDS 20 KT OR LESS.
SEAS 8 FT IN SW AND NW SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 30N123W TO 30N135W TO 28N134W TO 28N127W TO 30N123W
WINDS 20 KT OR LESS. SEAS 8 FT IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 30N123W TO 30N131W TO 29N131W TO
28N128W TO 28N126W TO 30N123W WINDS 20 KT OR LESS. SEAS 8 FT IN
N SWELL.
.48 HOUR FORECAST WITHIN 30N129W TO 30N136W TO 29N135W TO
29N133W TO 28N132W TO 30N129W WINDS 20 KT OR LESS. SEAS 8 FT IN N
SWELL.

.36 HOUR FORECAST WITHIN 14N93W TO 13N95W TO 12N95W TO 11N94W TO
11N93W TO 12N92W TO 14N93W WINDS 20 KT OR LESS. SEAS 8 FT IN SW
AND NW SWELL.
.48 HOUR FORECAST WITHIN 14N93W TO 14N94W TO 14N96W TO 13N96W TO
12N95W TO 12N92W TO 14N93W WINDS 20 KT OR LESS. SEAS 8 FT IN SW
AND NW SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0200 UTC MON SEP 30...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 17N98W TO 10N140W. SCATTERED MODERATE
ISOLATED STRONG FROM 10N TO 17N BETWEEN 93W AND 110W. SCATTERED
MODERATE FROM 08N TO 10N BETWEEN 128W AND 138W.

.FORECASTER AL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0000 UTC SEP 30 2024.
24 HOUR FORECAST VALID 0000 UTC OCT 01 2024.
48 HOUR FORECAST VALID 0000 UTC OCT 02 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N179W 28N172E 29N165E MOVING E 15 KT.
.24 HOUR FORECAST FRONT 30N169W 27N175W 24N178E.
.48 HOUR FORECAST FRONT 30N167W 27N172W 24N178W.

.TROUGH 14N165E 11N163E 08N161E 07N160E MOVING W SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 60 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 16N162E 12N161E 06N160E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 24N179E 21N178E 16N177E NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH DISSIPATED.

.24 HOUR FORECAST TROUGH 19N177E 14N176E 08N178E.
.48 HOUR FORECAST TROUGH 18N169E 13N168E 09N169E.

.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 28N BETWEEEN 179E
AND 172E.
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 24N NETWEEN 176W
AND 163E.

.WINDS 20 KT OR LESS OVER REMAINDER FORECAST AREA.

.24 HOUR FORECAST SEAS 8 TO 9 FT N OF 28N BETWEEN 163W AND 178E.
.48 HOUR FORECAST SEAS 8 TO 10 FT N OF 25N BETWEEN 179W AND 164E.

.SEAS 8 FT OR LESS OVER REMAINDER OF FORECAST AREA.

.ITCZ 09N140W 08N144W 09N149W 07N156W 09N162W 09N172W 09N178W
10N177E. ISOLATED MODERATE TSTMS WITHIN 130 NM OF ITCZ W OF 170W.

.SCATTERED MODERATE TSTMS FROM 05N TO 12N BETWEEN 168E AND 175E.

$$

.FORECASTER M BALLARD. HONOLULU HI.