FZPN01 KWBC 241559

HSFEP1



HIGH SEAS FORECAST

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1630 UTC MON SEP 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 24.

24 HOUR FORECAST VALID 1200 UTC SEP 25.

48 HOUR FORECAST VALID 1200 UTC SEP 26.



.WARNINGS.



...GALE WARNING...

.LOW INLAND 59N157W 993 MB MOVING N 20 KT. WITHIN 240 NM E OF

FRONT FROM 58N154W TO 50N156W WINDS 25 TO 35 KT. SEAS 8 TO 13

FT. .24 HOUR FORECAST LOW WELL INLAND WITH CONDITIONS

DIMINISHED.



...GALE WARNING...

.FROM 36N 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 37N TO 45N BETWEEN 124W AND 130W AREA OF

N WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.

.48 HOUR FORECAST FROM 40N TO 50N BETWEEN 126W AND 133W AREA OF

N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.



...GALE WARNING...

.LOW 40N159W 1010 MB MOVING NE 20 KT. FROM 30N TO 43N BETWEEN

151W AND 166W WINDS 20 TO 30 KT. SEAS TO 10 FT.

.24 HOUR FORECAST LOW 49N155W 1006 MB. FRONT FROM LOW TO

40N162W. WITHIN 300 NM NE QUADRANT...AND 360 NM E OF FRONT WINDS

25 TO 35 KT. SEAS 8 TO 15 FT.

.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH

LOW 46N160W.



...GALE WARNING...

.24 HOUR FORECAST NEW LOW 39N163W 1002 MB. WITHIN 480 NM SE AND

300 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

.48 HOUR FORECAST LOW 46N160W 998 MB. FRONT FROM 54N153W TO

50N159W TO LOW TO 40N158W. WITHIN 420 NM E OF FRONT S OF 50N

WINDS 30 TO 45 KT. SEAS 10 TO 19 FT. ELSEWHERE WITHIN 360 NM W

OF FRONT S OF LOW...AND 240 NM W AND NW OF FRONT N OF LOW WINDS

25 TO 40 KT. SEAS 9 TO 17 FT.



...GALE WARNING...

.48 HOUR FORECAST NEW LOW 38N158W 998 MB. FRONT FROM 40N158W

TO LOW TO 30N160W. WITHIN 300 NM E OF FRONT WINDS 25 TO 40 KT.

SEAS 9 TO 19 FT.



...GALE WARNING...

.24 HOUR FORECAST W OF A LINE FROM 53N167E TO 46N160E AREA OF S

WINDS 25 TO 35 KT. SEAS 8 TO 11 FT.

.48 HOUR FORECAST FRONT TO EXTEND FROM 55N171E TO 50N169E TO

44N165E. WITHIN 300 NM E OF THE FRONT WINDS 25 TO 35 KT. SEAS 9

TO 16 FT.



.SYNOPSIS AND FORECAST.



.LOW 39N169E 1012 MB MOVING SE 15 KT. WITHIN 300 NM N AND 360 NM

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

.24 HOUR FORECAST LOW DISSIPATED. FROM 34N TO 39N BETWEEN 175E

AND 165E WINDS TO 25 KT. SEAS TO 10 FT.

.48 HOUR FORECAST CONDITIONS DIMINISHED.



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

QUADRANTS WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST LOW 63N165W 1007 MB. WITHIN 180 NM SW QUADRANT

WINDS TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED.



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

FROM 46N TO 53N BETWEEN 148W AND 155W.

.48 HOUR FORECAST DENSE FOG FROM 46N TO 55N BETWEEN 146W AND

160W.



.HIGH 46N139W 1033 MB DRIFTING NE.

.24 HOUR FORECAST HIGH 48N136W 1033 MB.

.48 HOUR FORECAST HIGH 48N137W 1032 MB.



.HIGH 46N161E 1024 MB MOVING E 20 KT.

.24 HOUR FORECAST HIGH 45N173E 1029 MB.

.48 HOUR FORECAST HIGH 43N179E 1028 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 1200 UTC MON SEP 24.

24 HOUR FORECAST VALID 1200 UTC TUE SEP 25.

48 HOUR FORECAST VALID 1200 UTC WED SEP 26.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 13N104W 1009 MB.

FROM 06N TO 10N BETWEEN 108W AND 116W SW WINDS 20 KT OR LESS.

SEAS TO 8 FT IN SW SWELL.

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

15N109W 1008 MB. FROM 07N TO 12N BETWEEN 107W AND 112W SW WINDS

20 TO 25 KT. SEAS TO 8 FT.

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

16N110W 1007 MB. FROM 09N TO 12N BETWEEN 106W AND 111W SW WINDS

20 TO 25 KT. SEAS TO 8 FT.

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

17N112W 1006 MB. WITHIN 165 NM SW QUADRANT AND 105 NM SE

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



.WITHIN 30 NM OF LINE FROM 16N95W TO 13N96W...INCLUDING THE

GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS TO 10 FT.

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

11N96W...INCLUDING THE GULF OF TEHUANTEPEC...WINDS 20 KT OR

LESS. SEAS TO 8 FT.

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



.WITHIN 45 NM OF LINE FROM 11N86W TO 11N89W...INCLUDING THE

GULF OF PAPAGAYO...WINDS 20 KT OR LESS. SEAS TO 8 FT.

.24 HOUR FORECAST LITTLE CHANGE.

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



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



CONVECTION VALID AT 1530 UTC MON SEP 24...



.LOW PRES NEAR 13N104W...SCATTERED MODERATE ISOLATED STRONG

WITHIN 180 NM E SEMICIRCLE OF LOW.



.TROPICAL WAVE ALONG 95W...SCATTERED MODERATE ISOLATED STRONG

FROM 06N TO 14N BETWEEN 90W AND 101W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 10N86W TO 10N100W TO LOW PRES 13N104W TO

10N107W TO 11N125W TO 10N136W. SCATTERED MODERATE ISOLATED

STRONG GULF OF PANAMA AND WITHIN 105 NM OF COSTA RICA. SCATTERED

MODERATE WITHIN 300 NM S OF THE MONSOON TROUGH BETWEEN 110W AND

124W...AND FROM 06N TO 16N W OF 125W.



$$

.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.


Source: OPC N Pacific High Seas Forecast


David Cottle

UBB Owner & Administrator