FZPN02 KWBC 301125
HSFEPI 1145
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC MON SEP 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SEP 30.
24 HOUR FORECAST VALID 0600 UTC OCT 01.
48 HOUR FORECAST VALID 0600 UTC OCT 02.
.WARNINGS.
…HURRICANE FORCE WIND WARNING…
.LOW 49N151W 979 MB MOVING NE 20 KT. WITHIN 240 NM N AND S…300
NM E…AND 180 NM W QUADRANTS WINDS 40 TO 55 KT. SEAS 13 TO 27
FT. ELSEWHERE FROM 39N TO 55N BETWEEN 134W AND 161W AND WITHIN
420 NM E AND SE OF FRONT FROM 39N154W TO 36N160W WINDS 25 TO 40
KT. SEAS 8 TO 24 FT…HIGHEST NEAR 43N152W. ALSO…EXCEPT WHERE
DESCRIBED BELOW WITH LOW 33N171W…S OF A LINE FROM 49N160W TO
39N174E WINDS LESS THAN 25 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW 55N143W 962 MB. WITHIN 240 NM N…180 NM
E…300 NM S…AND BETWEEN 120 NM AND 300 NM W QUADRANTS WINDS 50
TO 65 KT. SEAS 22 TO 45 FT. ELSEWHERE FROM 49N TO 59N BETWEEN
137W AND 153W AND NE OF A FRONT FROM 54N132W TO 50N129W WINDS 35
TO 50 KT. SEAS 17 TO 35 FT. ALSO FROM 44N TO 60N BETWEEN 127W AND
163W WINDS 25 TO 35 KT. SEAS 8 TO 20 FT. OTHERWISE N OF A LINE
FROM 40N161W TO 40N149W TO 36N144W TO 50N127W…NOT INCLUDING
WATERS ACROSS THE BERING SEA…WINDS LESS THAN 25 KT. SEAS 8 TO
15 FT.
.48 HOUR FORECAST LOW 55N134W 992 MB. WITHIN 120 NM N QUADRANT
AND 240 NM SW SEMICIRCLE WINDS 35 TO 50 KT. SEAS 16 TO 32 FT.
ELSEWHERE FROM 47N TO 58N BETWEEN 128W AND 146W WINDS 25 TO 35
KT. SEAS 12 TO 25 FT. ALSO WITHIN 720 NM NW QUADRANT WINDS 20 TO
30 KT. SEAS 10 TO 17 FT. OTHERWISE…EXCEPT WHERE DESCRIBED
BELOW…FROM 41N TO 60N E OF 154W WINDS LESS THAN 25 KT. SEAS 8
TO 16 FT.
…GALE WARNING…
.FROM 32N TO 44N 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 132W AREA OF N
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST WITHIN 360 NM SE OF A LINE FROM 45N124W TO
33N140W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS TO 12 FT.
…GALE WARNING…
.LOW NW OF AREA NEAR 59N167E 991 MB. N OF 47N W OF 177E W TO SW
WINDS 25 TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 57N179E 998 MB. FROM 44N TO 60N BETWEEN
169W AND 172E WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 55N161W 1010 MB. WITHIN 240 NM E AND SE OF
FRONT FROM 54N159W TO 51N161W TO 47N170W WINDS 25 TO 35 KT. SEAS
8 TO 15 FT. ELSEWHERE FROM 45N TO 55N BETWEEN 153W AND 172W WINDS
LESS THAN 25 KT. SEAS TO 12 FT.
…GALE WARNING…
.LOW 33N171W 1010 MB MOVING NE 10 KT. WITHIN 240 NM SE QUADRANT
WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 35N166W 1010 MB. WITHIN 540 NM N SEMICIRCLE
WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 960 NM W
QUADRANT AND 300 NM S OF A LINE FROM 40N150W TO 39N176W WINDS 20
TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 35N164W 1015 MB. WITHIN 360 NM NW
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 11 TO 15 FT. ELSEWHERE WITHIN
240 NM NW AND N OF FRONT FROM 41N146W TO 39N160W TO LOW CENTER
AND S OF A LINE FROM 41N164W TO 32N165E WINDS 20 TO 30 KT. SEAS 8
TO 13 FT.
.SYNOPSIS AND FORECAST.
.LOW 55N161W 1005 MB MOVING SE 20 KT. FROM 46N TO 58N BETWEEN
161W AND 172W WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
ABSORBED BY LOW 55N143W DESCRIBED IN WARNINGS SECTION ABOVE.
.LOW W OF AREA NEAR 36N157E 1014 MB MOVING NW 10 KT. WITHIN 360
NM NE QUADRANT WINDS TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW W OF AREA 39N155E 1016 MB. FROM 34N TO 41N
W OF 167E WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED W OF AREA. FROM 38N TO 47N
BETWEEN 161E AND 170E AREA OF S WINDS TO 25 KT. SEAS TO 8 FT.
.WITHIN 180 NM NW OF A LINE FROM 59N153W TO 55N135W AREA OF SE TO
E WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.24 HOUR FORECAST LOW 57N157E 993 MB. N OF 46N W OF 177E WINDS 20
TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW NW OF AREA 60N176E 994 MB. WITHIN 360 NM E
QUADRANT AND FROM 46N TO 57N BETWEEN 168E AND 174W 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 172E AND FROM 52N TO 55N BETWEEN 176W AND
180W.
.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 0600 UTC MON SEP 30.
24 HOUR FORECAST VALID 0600 UTC TUE OCT 1.
48 HOUR FORECAST VALID 0600 UTC WED OCT 2.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 30N121W TO 30N133W TO 28N130W TO 28N123W TO 30N121W
WINDS 20 KT OR LESS. SEAS 8 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 30N125W TO 30N132W TO 29N131W TO
29N128W TO 29N127W TO 30N125W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN N SWELL.
.48 HOUR FORECAST WITHIN 30N130W TO 30N138W TO 29N134W TO
29N133W TO 30N130W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE
SWELL.
.WITHIN 13N106W TO 13N111W TO 09N112W TO 08N110W TO 09N107W TO
11N105W TO 13N106W WINDS 20 KT OR LESS. SEAS 8 FT IN NW AND SW
SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 13N94W TO 14N96W TO 14N102W TO 11N102W
TO 11N99W TO 12N95W TO 13N94W WINDS 20 KT OR LESS. SEAS 8 FT IN
NW AND SW SWELL.
.48 HOUR FORECAST WITHIN 14N100W TO 14N102W TO 13N102W TO
12N101W TO 11N99W TO 12N98W TO 14N100W W WINDS 20 TO 25 KT. SEAS
8 FT IN NW AND SW SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
CONVECTION VALID AT 0800 UTC MON SEP 30…
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH…
MONSOON TROUGH FROM 16N98W TO 10N140W. SCATTERED MODERATE
ISOLATED STRONG FROM 03N TO 16N BETWEEN 82W AND 110W. SCATTERED
MODERATE FROM 09N TO 11N BETWEEN 129W AND 136W.
.FORECASTER AL. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W
