FZPN01 KWBC 281542

HSFEP1



HIGH SEAS FORECAST

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1630 UTC SUN OCT 28 2018



SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC OCT 28.

24 HOUR FORECAST VALID 1200 UTC OCT 29.

48 HOUR FORECAST VALID 1200 UTC OCT 30.



.WARNINGS.



...GALE WARNING...

.COMPLEX LOW WITH MAIN LOW 54N136W 979 MB MOVING NW 10 KT. OVER

FORECAST WATERS WITHIN 150 NM N AND NE...300 NM E...720 NM

SE...840 NM S AND 240 NM NW QUADRANTS WINDS 30 TO 45 KT. SEAS 10

TO 19 FT.

.24 HOUR FORECAST LOW 55N140W 993 MB. WITHIN 180 NM N AND NE AND

360 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED BELOW

WITH LOW 60N144W.



...GALE WARNING...

.COMPLEX LOW WITH MAIN LOW 41N179W 988 MB MOVING E 15 KT.

BETWEEN 300 NM AND 600 NM N QUADRANT...WITHIN 600 NM SW

SEMICIRCLE...AND FROM 34N TO 46N BETWEEN 155W AND 172W WINDS 25

TO 40 KT. SEAS 14 TO 28 FT SW QUADRANT...AND 9 TO 17 FT

ELSEWHERE.

.24 HOUR FORECAST LOW 42N170W 990 MB. WITHIN 540 NM OF CENTER

EXCEPT WITHIN 480 NM NW QUADRANT...AND WITHIN 600 NM E OF A

FRONT TO EXTEND FROM 44N159W TO 32N164W WINDS 25 TO 35 KT. SEAS

10 TO 19 FT...HIGHEST S QUADRANT. ELSEWHERE FROM 40N TO 45N

BETWEEN 138W AND 145W WINDS 20 TO 30 KT. SEAS TO 11 FT.

.48 HOUR FORECAST MAIN LOW 44N166W 992 MB WITH NEW LOW TO FORM

NEAR 50N146W 1004 MB. WITHIN 360 NM W...420 NM NW...AND 600 NM N

QUADRANTS OF MAIN LOW WINDS 25 TO 35 KT. SEAS 9 TO 17 FT.

ELSEWHERE WITHIN 540 NM SE AND E OF A FRONT TO EXTEND FROM THE

NEW LOW TO 30N162W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.



...GALE WARNING...

.OVER FORECAST WATERS N OF 60N AND W OF 172W WINDS 20 TO 30 KT.

SEAS TO 8 FT.

.18 HOUR FORECAST LOW 63N170W 1004 MB. WITHIN 240 NM S QUADRANT

WINDS 25 TO 35 KT. SEAS TO 10 FT.

.24 HOUR FORECAST LOW 63N169W 1000 MB. WITHIN 120 NM NE

SEMICIRCLE AND WITHIN 300 NM S AND 120 NM SW QUADRANTS...AND

FROM 57N TO 60N W OF 170W WINDS 25 TO 35 KT. SEAS TO 12 FT.

.48 HOUR FORECAST LOW INLAND 62N164W 1003 MB. WITHIN 300 NM S

QUADRANT WINDS TO 25 KT. SEAS TO 9 FT.



...GALE WARNING...

.LOW 52N145W 983 MB MOVING E 20 KT. WITHIN 240 NM SE AND 660 NM

SW QUADRANTS...AND WITHIN 540 NM W OF A TROUGH EXTENDING FROM

THE LOW TO 56N150W TO 60N148W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.

.24 HOUR FORECAST LOW 53N133W 998 MB. OVER FORECAST WATERS

WITHIN 150 NM NE...180 NM E...420 NM S AND 300 NM W QUADRANTS

WINDS 20 TO 30 KT. SEAS 9 TO 18 FT. ELSEWHERE 39N TO 52N E OF

146W WINDS TO 25 KT. SEAS 8 TO 15 FT.

.48 HOUR FORECAST LOW DISSIPATED INLAND. FROM 40N TO 55N E OF

135W WINDS LESS THAN 25 KT. SEAS TO 10 FT IN W SWELL.



.SYNOPSIS AND FORECAST.



.24 HOUR FORECAST OVER FORECAST WATERS FROM 31N TO 37N BETWEEN

120W AND 125W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 12 FT.

.48 HOUR FORECAST FROM 30N TO 40N BETWEEN 119W AND 129W AREA OF

N TO NW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.



.24 HOUR FORECAST NEW LOW 43N165E 1008 MB. OVER FORECAST WATERS

FROM 34N TO 43N W OF 168E WINDS TO 25 KT. SEAS TO 9 FT.

.48 HOUR FORECAST LOW 34N177E 1009 MB. ASSOCIATED CONDITIONS

DIMINISHED.



.24 HOUR FORECAST NEW LOW 59N148W 999 MB. OVER FORECAST WATERS

WITHIN 360 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 11 FT.

.48 HOUR FORECAST LOW 60N144W 1005 MB. WITHIN 240 NM S

SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT.



.48 HOUR FORECAST LOW NW OF AREA 60N171W 999 MB. OVER FORECAST

WATERS WITHIN 360 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS TO 8 FT.



.DENSE FOG. 24 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM

FROM 39N TO 45N BETWEEN 155W AND 161W.

.48 HOUR FORECAST DENSE FOG WITHIN 180 NM E OF A LINE FROM

49N148W TO 42N154W AND WITHIN 60 NM OF 47N159W.



.HIGH 30N134W 1023 MB MOVING W 15 KT.

.24 HOUR FORECAST HIGH DISSIPATED.



.HIGH 33N143W 1024 MB MOVING NE 15 KT.

.24 HOUR FORECAST HIGH 36N138W 1028 MB.

.48 HOUR FORECAST HIGH 37N135W 1031 MB.



.HIGH 56N178E 1025 MB MOVING SE 10 KT.

.24 HOUR FORECAST HIGH 54N176W 1020 MB.

.48 HOUR FORECAST HIGH 54N174W 1017 MB.



.HIGH 34N164E 1021 MB MOVING SE 15 KT.

.24 HOUR FORECAST HIGH S OF AREA.



.FORECASTER HUFFMAN. 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 1200 UTC SUN OCT 28.

24 HOUR FORECAST VALID 1200 UTC MON OCT 29.

48 HOUR FORECAST VALID 1200 UTC TUE OCT 30.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.LOW PRES NEAR 10N102W 1007 MB. WITHIN 120 NM N SEMICIRCLE WINDS

20 KT OR LESS. SEAS TO 8 FT.

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

11N109W 1008 MB. WITHIN 270 NM E SEMICIRCLE WINDS 20 KT OR LESS.

SEAS TO 9 FT.

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

12N114W 1008 MB. WITHIN 240 NM NE QUADRANT WINDS 20 KT OR LESS.

SEAS TO 8 FT.



.LOW PRES 09N116W 1008 MB. WITHIN 540 NM SE QUADRANT WINDS 20 KT

OR LESS. SEAS TO 8 FT IN SW SWELL.

.24 HOUR FORECAST LOW PRES NEAR 09N118W 1008 MB. WITHIN 150 NM

SE QUADRANT WINDS 20 KT OR LESS. SEAS TO 8 FT.

.48 HOUR FORECAST LOW PRES NEAR 10N121W 1009 MB. WINDS 20 KT OR

LESS. SEAS LESS THAN 8 FT.



.WITHIN 45 NM OF LINE FROM 16N95W TO 13N97W...INCLUDING GULF OF

TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT. SEAS TO 10 FT. WITHIN

45 NM OF LINE FROM 13N97W TO 12.5N98W WINDS 20 KT OR LESS. SEAS

TO 8 FT IN NE SWELL.

.24 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO

12N96.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO

25 KT. SEAS TO 10 FT. WITHIN 45 NM OF LINE FROM 12N96.5W TO

12N97W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NE SWELL.

.48 HOUR FORECAST WITHIN 30 NM OF LINE FROM 16N95W TO

13N95.5W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO

25 KT. SEAS TO 9 FT.



.COLD FRONT FROM 30N138W TO 29N140W. W OF LINE FROM 30N136W TO

25N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT PRIMARILY IN NW

SWELL.

.24 HOUR FORECAST FRONT DISSIPATED. W OF LINE FROM 30N121W TO

16N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT PRIMARILY IN NW

SWELL.

.36 HOUR FORECAST N OF 29N BETWEEN 120W AND 127W N WINDS 20 TO

25 KT. SEAS 9 TO 11 FT. ELSEWHERE W OF LINE FROM 30N118W TO

12N135W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT PRIMARILY IN NW

SWELL.



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



CONVECTION VALID AT 1500 UTC SUN OCT 28...



.LOW PRES 10N102W...SCATTERED MODERATE ISOLATED STRONG WITHIN

120 NM E AND 270 NM W SEMICIRCLES OF CENTER.



.LOW PRES 09N116W...SCATTERED MODERATE ISOLATED STRONG

WITHIN 120 NM E SEMICIRCLE OF LOW.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 09N76W TO 10N85W TO 11N94W TO LOW PRES

10N102W TO LOW PRES 09N116W TO 09N123W. ITCZ 09N123W TO 09N140W.

SCATTERED MODERATE ISOLATED STRONG WITHIN 60 NM OF LINE FROM

05N77W TO 08N80W TO 09N86W...WITHIN 180 NM OF LINE FROM 14.5N92W

TO 07N94W AND ELSEWHERE WITHIN 90 NM OF LINE FROM 08N107W TO

10N115W. SCATTERED MODERATE WITHIN 90 NM OF 16N115W.



$$

.FORECASTER NELSON. NATIONAL HURRICANE CENTER.


Source: OPC N Pacific High Seas Forecast