FZPN02 KWBC 242325

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

2345 UTC MON SEP 24 2018



CCODE/1:31:12:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.



SEE ANNOUNCEMENT OF PLANNED INMARSAT I-3 TO I-4 MIGRATION

IN 2018 AT OCEAN.WEATHER.GOV/GMDSS_NOTICE.PHP (LOWERCASE).



ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE

NATIONAL WEATHER SERVICE. EMAIL US AT

VOSOPS@NOAA.GOV(LOWERCASE).



SECURITE



PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT

TO 50N 160E



SYNOPSIS VALID 1800 UTC SEP 24.

24 HOUR FORECAST VALID 1800 UTC SEP 25.

48 HOUR FORECAST VALID 1800 UTC SEP 26.



.WARNINGS.



...GALE WARNING...

.LOW INLAND 62N159W 994 MB MOVING N 20 KT. WITHIN 240 NM E OF

FRONT FROM 60N150W TO 57N148W TO 54N150W WINDS 25 TO 35 KT. SEAS

8 TO 16 FT.

.24 HOUR FORECAST LOW WELL INLAND WITH ASSOCIATED CONDITIONS

DIMINISHED.



...GALE WARNING...

.FROM 37N TO 44N BETWEEN 124W AND 129W AREA OF N TO NW WINDS 25

TO 35 KT. SEAS 8 TO 15 FT.

.24 HOUR FORECAST FROM 38N TO 45N BETWEEN 124W AND 132W AREA OF

N WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

.48 HOUR FORECAST FROM 40N TO 49N BETWEEN 126W AND 133W AREA OF

N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.



...GALE WARNING...

.LOW 42N158W 1008 MB MOVING NE 20 KT. WITHIN 240 NM NE AND 300

NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.

.24 HOUR FORECAST LOW 51N154W 1007 MB. FRONT FROM 54N149W TO LOW

TO 45N158W TO 42N160W. WITHIN 360 NM E AND SE QUADRANTS AND 300

NM E OF FRONT WINDS 25 TO 40 KT. SEAS 8 TO 17 FT.

.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH

LOW 45N159W.



...GALE WARNING...

.24 HOUR FORECAST NEW LOW 40N161W 1001 MB. FRONT FROM 42N160W TO

LOW TO 33N163W. WITHIN 360 NM NW QUADRANT AND 360 NM E OF FRONT

WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.

.48 HOUR FORECAST COMPLEX LOW WITH FIRST LOW 45N159W 999 MB AND

SECOND LOW 38N158W 998 MB. FRONT FROM 54N152W TO 50N160W TO

FIRST LOW TO SECOND LOW TO 30N158W. WITHIN 300 NM NE QUADRANT OF

FIRST LOW...360 NM E OF FRONT S OF 45N...360 NM W OF FRONT FROM

40N TO 45N...AND 300 NM W AND NW OF FRONT N OF 45N WINDS 25 TO

40 KT. SEAS 9 TO 19 FT.



...GALE WARNING...

.24 HOUR FORECAST W OF A LINE FROM 56N173E TO 50N167E TO 46N163E

AREA OF S WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.

.48 HOUR FORECAST NEW LOW 54N172E 998 MB. FRONT FROM LOW TO

50N173E TO 45N170E. WITHIN 240 NM E OF FRONT...AND BETWEEN 172E

AND 178W N OF 54N WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.



...GALE WARNING...

.48 HOUR FORECAST LOW 52N166E 1002 MB. WITHIN 360 NM SW QUADRANT

WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.



.SYNOPSIS AND FORECAST.



.LOW 39N169E 1012 MB MOVING SE 15 KT. WITHIN 240 NM N AND 300 NM

NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.

.24 HOUR FORECAST LOW DISSIPATED. FROM 34N TO 37N BETWEEN 176E

AND 168E WINDS TO 25 KT. SEAS TO 9 FT.

.48 HOUR FORECAST CONDITIONS DIMINISHED.



.LOW 64N166W 996 MB NEARLY STATIONARY. WITHIN 240 NM NW AND W

QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.

.24 HOUR FORECAST LOW 63N165W 1010 MB. WITHIN 120 NM SW QUADRANT

WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.30 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED.



.48 HOUR FORECAST NEW LOW 57N138W 1018 MB. WITHIN 300 NM S

QUADRANT WINDS TO 25 KT. SEAS TO 9 FT.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 49N

BETWEEN 151W AND 156W.

24 HOUR FORECAST DENSE FOG FROM 47N TO 53N BETWEEN 147W AND

154W. .48 HOUR FORECAST DENSE FOG FROM 46N TO 54N BETWEEN 149W

AND 160W.



.HIGH 46N139W 1033 MB DRIFTING NE.

.24 HOUR FORECAST HIGH 48N136W 1033 MB.

.48 HOUR FORECAST HIGH 48N137W 1032 MB.



.HIGH 46N164E 1024 MB MOVING E 20 KT AND TURNING SE AFTER 24

HOURS.

.24 HOUR FORECAST HIGH 45N175E 1029 MB.

.48 HOUR FORECAST HIGH 40N180W 1026 MB.



.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.



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 MON SEP 24.

24 HOUR FORECAST VALID 1800 UTC TUE SEP 25.

48 HOUR FORECAST VALID 1800 UTC WED SEP 26.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 14N105W 1008 MB.

WITHIN 180 NM E SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 8 FT.

ELSEWHERE FROM 06N TO 10N BETWEEN 101W AND 117W WINDS 20 KT OR

LESS. SEAS 8 TO 9 FT IN SW SWELL.

.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR

15N107W 1007 MB. WITHIN 150 NM NE QUADRANT WINDS 20 TO 25 KT.

SEAS TO 8 FT...BUILDING TO 10 FT. ELSEWHERE FROM 09N TO 13N

BETWEEN 103W AND 112W WINDS 20 KT OR LESS. SEAS TO 8 FT IN SW

SWELL.

.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR

15N110W 1006 MB. WITHIN 135 NM NW SEMICIRCLE AND 90 NM SE

SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.



.12 HOUR FORECAST N OF 15N BETWEEN 94W AND 96W NE WINDS 20 TO 25

KT. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST LITTLE CHANGE.



.06 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO

11N88W...INCLUDING THE GULF OF PAPAGAYO...WINDS 20 TO 25 KT.

SEAS LESS THAN 8 FT.

.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST LOW PRES NEAR 10N90W. WITHIN 120 NM N

SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 8 FT.



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



CONVECTION VALID AT 2115 UTC MON SEP 24...



.LOW PRES NEAR 14N105W...NUMEROUS MODERATE ISOLATED STRONG

WITHIN 120 NM NW SEMICIRCLE OF LOW. SCATTERED MODERATE ELSWHERE

FROM 09N TO 18N BETWEEN 99W AND 110W.



.TROPICAL WAVE ALONG 97W...ISOLATED MODERATE FROM 05N TO 12N

BETWEEN 92W AND 100W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 10N85W TO 10N100W TO LOW PRES 14N105W TO

11N110W TO 11N125W TO 10N136W. NUMEROUS MODERATE ISOLATED STRONG

GULF OF PANAMA AND FROM 06N TO 09N BETWEEN 85W AND 91W.

SCATTERED MODERATE ELSEWHERE FROM 07N TO 14N BETWEEN 113W AND

130W AND FROM 07N TO 18N W OF 130W.



.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1800 UTC SEP 24 2018.

24 HOUR FORECAST VALID 1800 UTC SEP 25 2018.

48 HOUR FORECAST VALID 1800 UTC SEP 26 2018.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.LOW 28N169W 1005 MB MOVING NE 25 KT. FRONT FROM 30N166W TO

27N164W TO 20N166W TO 17N170W TO 16N177E TO 19N169E MOVING E 10

KT. S WINDS 20 TO 30 KT SEAS 8 TO 9 FT WITHIN 240 NM E OF FRONT

N OF 24N. SCATTERED AREAS OF MODERATE TSTMS WITHIN 200 NM E OF

TROUGH N OF 18N...AND WITHIN 90 NM S OF FRONT W OF 175W.

.24 HOUR FORECAST LOW MOVED N OF FORECAST WATERS. FRONT WEAKENED

TO TROUGH FROM 30N161W TO 23N162W TO 15S169W. S WINDS 20 TO 30

KT SEAS 8 TO 10 FT WITHIN 400 NM E OF TROUGH N OF 24N.

.48 HOUR FORECAST NEW FRONT FRONT FROM 30N158W TO 21N165W TO

21N180E TO 30N169E. S WINDS 20 TO 30 KT AND SEAS 8 TO 10 FT

WITHIN 360 NM E OF FRONT E OF 158W. NE WINDS 20 TO 25 KT N OF

23N BETWEEN 172W AND 172E. SEAS 8 TO 9 FT N OF 27N BETWEEN 160W

AND 173W.



.TROUGH FROM 13N178E TO 09N173E TO 08N168E NEARLY STATIONARY.

ISOLATED MODERATE TSTMS WITHIN 300 NM SE OF TROUGH.

.24 HOUR FORECAST TROUGH 14N178E TO 09N169E.

.48 HOUR FORECAST TROUGH 14N175E TO 06N160E. S TO SE WINDS 20 TO

25 KT AND SEAS 8 TO 9 FT S OF 06N W OF 164E.



.TROUGH FROM 14N152W TO 10N162W MOVING W 10 KT. ISOLATED

MODERATE TSTMS FROM 06N TO 13N BETWEEN 150W AND 168W.

.24 HOUR FORECAST TROUGH FROM 14N155W TO 10N164W.

.48 HOUR FORECAST TROUGH 17N160W TO 10N164W.



.TROUGH FROM 05N160E TO 01N166E MOVING NW SLOWLY. SCATTERED

MODERATE TSTMS S OF 06N W OF 170E.

.24 HOUR FORECAST TROUGH FROM 05N160E TO 06N165E.

.48 HOUR FORECAST LOW JUST W OF AREA. S TO SE WINDS 20 TO 25 KT

AND SEAS 8 TO 9 FT S OF 07S W OF 164E.



.24 HOUR FORECAST NEW TROUGH FROM 10N140W TO 11N157W.

.48 HOUR FORECAST TROUGH FROM 10N140W TO 07N150W.



.RIDGE FROM 30N149W TO 21N154W TO 15N162W NEARLY STATIONARY.



.E WINDS 20 TO 25 KT SEAS 8 TO 10 FT FROM 20N AND 25N W OF 164E.

.24 HOUR FORECAST E WINDS DIMINISHED TO 20 KT OR LESS SEAS

LOWERED TO 8 FT OR LESS.



.OTHERWISE WINDS 20 KT OR LESS...SEAS 8 FT OR LESS.



.ITCZ FORM 09N140W TO 09N144W TO 12N149W. ISOLATED TSTMS WITHIN

300 NM S OF ITCZ.



.SCATTERED MODERATE TSTMS BETWEEN 16N AND 25N W OF 166E.

ISOLATED MODERATE TSTMS WITHING 90 NM OF 17N151W...AND 14N140W.



$$



.FORECASTER ALMANZA. HONOLULU HI.


Source: OPC East and Central N Pacific High Seas Forecast