FZPN02 KWBC 282325
HSFEPI 2345
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC SAT SEP 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SEP 28.
24 HOUR FORECAST VALID 1800 UTC SEP 29.
48 HOUR FORECAST VALID 1800 UTC SEP 30.
.WARNINGS.
…STORM WARNING…
.COMPLEX LOW WITH FIRST CENTER 40N175E 994 MB MOVING E 25 KT AND
SECOND CENTER 40N169W 995 MB MOVING E 25 KT. WITHIN 180 NM NW AND
240 NM SE QUADRANTS OF FIRST CENTER AND WITHIN 120 NM N OF FRONT
FROM FIRST CENTER TO SECOND CENTER WINDS 40 TO 50 KT. SEAS 10 TO
22 FT. ELSEWHERE FROM 32N TO 46N BETWEEN 158W AND 170E WINDS 25
TO 40 KT. SEAS 8 TO 20 FT…HIGHEST WITHIN 360 NM NW QUADRANT OF
FIRST CENTER.
.24 HOUR FORECAST COMBINED LOW 44N157W 990 MB. WITHIN 240 NM NW
AND 300 NM SE SEMICIRCLES WINDS 40 TO 50 KT. SEAS 12 TO 22 FT.
ELSEWHERE FROM 32N TO 49N BETWEEN 143W AND 171W WINDS 25 TO 40
KT. SEAS 8 TO 20 FT. ALSO S OF 46N BETWEEN 171W AND 166E WINDS
LESS THAN 25 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW 53N144W 977 MB. WITHIN 180 NM W
SEMICIRCLE…600 NM SE QUADRANT…AND WITHIN 180 NM NW AND N OF
FRONT FROM LOW CENTER TO 53N145W TO 51N134W WINDS 45 TO 60 KT.
SEAS 12 TO 27 FT…HIGHEST WITHIN S QUADRANT. ELSEWHERE WITHIN
480 NM NE…840 NM SE…540 NM SW…AND 420 NM NW QUADRANTS WINDS
30 TO 45 KT. SEAS 8 TO 25 FT…HIGHEST FROM 43N TO 51N BETWEEN
143W AND 152W. ALSO S OF 54N BETWEEN 156W AND 171E WINDS LESS
THAN 25 KT. SEAS 8 TO 16 FT.
…GALE WARNING…
.LOW 57N173W 1000 MB MOVING SE 20 KT. WITHIN 300 NM SE AND 240 NM
NW SEMICIRCLE WINDS 25 TO 40 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 55N165W 1002 MB. WITHIN 240 NM SE AND 300
NM W SEMICIRCLES WINDS 25 TO 35 KT. SEAS 9 TO 16 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 46N TO 54N BETWEEN 157W
AND 166W WINDS 20 TO 30 KT. SEAS TO 11 FT.
…GALE WARNING…
.FROM 32N TO 47N E OF 127W AREA OF N WINDS 20 TO 30 KT. SEAS 8 TO
13 FT IN MIXED SWELL.
.24 HOUR FORECAST FROM 30N TO 43N E OF 128W AREA OF N WINDS 20 TO
30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST FROM 32N TO 44N E OF 130W AREA OF N WINDS 25 TO
35 KT. SEAS 8 TO 14 FT.
…GALE WARNING…
.36 HOUR FORECAST LOW NW OF AREA NEAR 59N167E 988 MB. N OF 48N W
OF 177E WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW JUST NW OF AREA NEAR 58N175E 992 MB. N OF
46N W OF 174W WINDS 25 TO 40 KT. SEAS TO 11 FT.
.SYNOPSIS AND FORECAST.
.LOW 63N167W 1000 MB MOVING NW 05 KT. WITHIN 180 NM NW QUADRANT
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 62N168W 1007 MB. ASSOCIATED CONDITIONS
DIMINISHED.
.LOW 57N155W 1002 MB MOVING NE 10 KT. WITHIN 240 NM S AND SW OF A
LINE FROM 55N159W TO 51N152W AND WITHIN 180 NM E AND SE OF A LINE
FROM 57N154W TO 51N147W TO 46N150W WINDS TO 25 KT. SEAS 8 TO 12
FT.
.24 HOUR FORECAST LOW 56N145W 1012 MB. FROM 48N TO 53N BETWEEN
139W AND 149W WINDS LESS THAN 25 KT. SEAS TO 8 FT.
.EXCEPT WHERE DESCRIBED ABOVE…FROM 31N TO 55N E OF 139W WINDS
LESS THAN 25 KT. SEAS TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.48 HOUR FORECAST LOW 32N172W 1013 MB. WITHIN 480 NM N SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW W OF AREA NEAR 39N154E 1015 MB. FROM 36N TO
41N W OF 162E WINDS TO 25 KT. SEAS TO 9 FT.
.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
FROM 62N TO 65N BETWEEN 164W AND 168W AND WITHIN 60 NM N OF A
LINE FROM 57N176W TO 58N172W.
.24 HOUR FORECAST DENSE FOG CONDITIONS IMPROVED.
.48 HOUR FORECAST DENSE FOG FROM 50N TO 55N BETWEEN 131W AND
150W.
.FORECASTER HYDE. 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 1800 UTC SAT SEP 28.
24 HOUR FORECAST VALID 1800 UTC SUN SEP 29.
48 HOUR FORECAST VALID 1800 UTC MON SEP 30.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 15N97W TO 15N106W TO 10N111W TO 09N105W TO 13N96W TO
15N97W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 13N101W TO 13N108W TO 09N114W TO
08N112W TO 08N104W TO 13N101W WINDS 20 KT OR LESS. SEAS 8 FT IN
NW SWELL.
.48 HOUR FORECAST WITHIN 12N103W TO 12N106W TO 11N110W TO
10N110W TO 09N107W TO 10N102W TO 12N103W WINDS 20 KT OR LESS.
SEAS 8 FT IN NW SWELL.
.WITHIN 23N112W TO 26N115W TO 25N116W TO 20N116W TO 18N114W TO
18N111W TO 23N112W…INCLUDING WITHIN 60 NM OF SHORE…WINDS 20
KT OR LESS. SEAS 8 FT IN NW SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.12 HOUR FORECAST WITHIN 30N125W TO 30N131W TO 29N129W TO
29N127W TO 30N125W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 30N123W TO 30N133W TO 28N133W TO
28N131W TO 28N128W TO 30N123W WINDS 20 KT OR LESS. SEAS 8 FT IN
NW SWELL.
.48 HOUR FORECAST WITHIN 30N123W TO 30N130W TO 29N129W TO
29N127W TO 29N125W TO 30N123W WINDS 20 KT OR LESS. SEAS 8 FT IN N
SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
CONVECTION VALID AT 1800 UTC SAT SEP 28…
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH…
THE MONSOON TROUGH EXTENDS FROM 16N94W TO 16N97W TO A 1011 MB LOW
PRES NEAR 13N129W TO 11N135W. THE ITCZ EXTENDS FROM 11N135W TO
BEYOND 10N140W. SCATTERED MODERATE LOCALLY STRONG FROM 11N TO
18N BETWEEN 86W AND 104W…AND FROM 11N TO 14N BETWEEN 127W AND
130W.
.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E
SYNOPSIS VALID 1800 UTC SEP 28 2024.
24 HOUR FORECAST VALID 1800 UTC SEP 29 2024.
48 HOUR FORECAST VALID 1800 UTC SEP 30 2024.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROUGH 25N179W 21N180W 16N180E MOV SE 10 KT.
.24 HOUR FORECAST TROUGH 18N177E 12N176E 08N174E
.48 HOUR FORECAST TROUGH 15N174E 11N172E 05N173E.
.TROUGH 13N172E 10N167E 08N163E 08N160E NEARLY STATIONARY.
SCATTERED STRONG TSTMS WITHIN 210 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 10N168E 10N163E 08N160E.
.48 HOUR FORECAST TROUGH DISSIPATED.
.24 HOUR FORECAST FRONT 30N180E 29N175E 28N162E.
.48 HOUR FORECAST FRONT 30N174W 28N178W 26N174E.
.WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS OVER ENTIRE FORECAST
AREA.
.ITCZ 10N140W 09N146W 11N155W 12N162W 12N170W 11N173W. ISOLATED
MODERATE TSTMS WITHIN 150 NM OF ITCZ W OF 165W.
¤¤
.FORECASTER M BALLARD. HONOLULU HI.
UUID E8B621C6-7DF0-11EF-A5EC-0AFB0B270000 TX 1
