FZPN02 KWBC 182325

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

2345 UTC SAT AUG 18 2018



CCODE/2:31:12:11:00/AOW+POR+AOE/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).



PAN PAN



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

TO 50N 160E



SYNOPSIS VALID 1800 UTC AUG 18.

24 HOUR FORECAST VALID 1800 UTC AUG 19.

48 HOUR FORECAST VALID 1800 UTC AUG 20.



.WARNINGS.



...STORM WARNING...

.LOW 49N159W 980 MB MOVING W 05 KT WILL TURN E AFTER 24 HOURS.

FROM 48N TO 54N BETWEEN 165W AND 170W WINDS 35 TO 50 KT. SEAS 12

TO 20 FT. ALSO WITHIN 180 NM NE AND E OF A FRONT FROM 54N158W TO

49N151W TO 43N150W WINDS 35 TO 45 KT. SEAS 12 TO 24 FT.

ELSEWHERE WITHIN 660 NM N SEMICIRCLE...900 NM SE AND 600 NM SW

QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.

.24 HOUR FORECAST LOW 49N162W 990 MB. FRONT TO EXTEND FROM

59N154W TO 52N146W TO 43N148W TO 37N153W. WITHIN 300 NM NE...480

NM SE...600 NM SW...AND 420 NM NW QUADRANTS...ALSO WITHIN 180 NM

NE AND E OF THE FRONT WINDS 25 TO 35 KT. SEAS 8 TO 16

FT...EXCEPT 10 TO 20 FT IN SW QUADRANT.

.48 HOUR FORECAST LOW 50N157W 1003 MB. WITHIN 420 NM SE

SEMICIRCLE...AND FROM 40N TO 61N BETWEEN 140W AND 147W WINDS 20

TO 30 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 960 NM S QUADRANT

WINDS LESS THAN 25 KT. SEAS TO 10 FT.



...GALE WARNING...

.LOW 50N160E 996 MB MOVING NE 10 KT. FRONT EXTENDS FROM LOW TO

44N162E TO 38N160E. WITHIN 180 NM E AND SE OF THE FRONT WINDS 25

TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE W OF A LINE FROM 56N173E TO

48N173E TO 35N165E WINDS 20 TO 30 KT. SEAS TO 10 FT.

.24 HOUR FORECAST LOW W OF AREA 53N161E 986 MB. WITHIN 600 NM S

AND 480 NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ALSO

WITHIN 720 NM E QUADRANT WINDS TO 25 KT. SEAS TO 9 FT.

.48 HOUR FORECAST LOW W OF AREA 55N167E 982 MB. OVER FORECAST

WATERS N OF A LINE FROM 43N160E TO 48N176E WINDS 25 TO 35 KT.

SEAS 9 TO 18 FT.



.SYNOPSIS AND FORECAST.



.OVER FORECAST WATERS FROM 38N TO 43N BETWEEN 124W AND 129W AREA

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

.24 HOUR FORECAST FROM 37N TO 43N BETWEEN 124W AND 130W N WINDS

TO 25 KT. SEAS TO 10 FT.

.48 HOUR FORECAST FROM 37N TO 43N BETWEEN 123W AND 130W N WINDS

TO 25 KT. SEAS TO 10 FT.



.OVER FORECAST WATERS FROM 47N TO 50N BETWEEN 126W AND 129W AREA

OF N TO NW WINDS TO 25 KT. SEAS TO 8 FT.

.24 HOUR FORECAST FROM 45N TO 53N BETWEEN 127W AND 133W N TO NW

WINDS 20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST FROM 44N TO 53N BETWEEN 128W AND 133W N TO NW

WINDS TO 25 KT. SEAS TO 9 FT.



.48 HOUR FORECAST WITHIN 120 NM S OF A FRONT FROM 38N160E TO

40N165E WINDS TO 25 KT. SEAS TO 8 FT.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 54N

BETWEEN 160E AND 174E...AND WITHIN THE AREA BOUNDED BY A LINE

FROM 53N161W TO 45N148W TO 55N141W TO 56N153W TO 53N161W.

.24 HOUR FORECAST DENSE FOG FROM 40N TO 55N BETWEEN 171E AND

178E...AND WITHIN 180 NM E OF A LINE FROM 58N152W TO 50N146W.

.48 HOUR FORECAST DENSE FOG WITHIN 120 NM OF 50N172E...AND FROM

45N TO 58N BETWEEN 141W AND 147W.



.HIGH 48N135W 1032 MB DRIFTING SW.

.24 HOUR FORECAST HIGH 47N136W 1031 MB.

.48 HOUR FORECAST HIGH 46N138W 1029 MB.



.HIGH 57N136W 1031 MB NEARLY STATIONARY.

.24 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST HIGH DISSIPATED.



.HIGH 51N179E 1027 MB MOVING SE 30 KT.

.24 HOUR FORECAST HIGH 37N177W 1023 MB.

.48 HOUR FORECAST HIGH 36N171W 1026 MB.



.HIGH 35N176E 1025 MB NEARLY STATIONARY.

.24 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST HIGH MERGED WITH HIGH 36N171W ABOVE.



.FORECASTER REINHART. 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 SAT AUG 18.

24 HOUR FORECAST VALID 1800 UTC SUN AUG 19.

48 HOUR FORECAST VALID 1800 UTC MON AUG 20.



.WARNINGS.



...HURRICANE WARNING...

.HURRICANE LANE NEAR 12.5N 139.7W 948 MB AT 2100 UTC AUG 18

MOVING WNW OR 285 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 120 KT

GUSTS 145 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE

QUADRANT...70 NM SE QUADRANT...40 NM SW QUADRANT...AND 60 NM NW

QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM NE QUADRANT...180

NM SE QUADRANT...120 NM SW QUADRANT...AND 150 NM NW QUADRANT

WITH SEAS TO 43 FT. ELSEWHERE WITHIN 180 NM N AND 120 NM S

SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER AREA

BOUNDED BY 20N140W TO 19N131W TO 13N131W TO 08N140W TO 20N140W

WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.

.24 HOUR FORECAST HURRICANE LANE WEST OF AREA NEAR 13.4N 143.6W.

MAXIMUM SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM

FORCE WINDS WITHIN 110 NM NE QUADRANT...100 NM SE QUADRANT...60

NM SW QUADRANT...AND 90 NM NW QUADRANT. OVER FORECAST WATERS

WITHIN AREA BOUNDED BY 21N140W TO 20N134W TO 16N134W TO 11N140W

TO 21N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE LANE WEST OF AREA NEAR 13.9N 147.5W.

MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. LITTLE CHANGE IN

RADIUS OF TROPICAL STORM FORCE WINDS. OVER FORECAST WATERS WINDS

20 KT OR LESS. SEAS LESS THAN 8 FT.

.72 HOUR FORECAST HURRICANE LANE NEAR 14.1N 151.1W. MAXIMUM

SUSTAINED WINDS 95 KT GUSTS 115 KT.

EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.

.96 HOUR FORECAST HURRICANE LANE NEAR 14.8N 154.7W. MAXIMUM

SUSTAINED WINDS 70 KT GUSTS 85 KT.

.120 HOUR FORECAST TROPICAL STORM LANE NEAR 15.9N 158.2W.

MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.



FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE

USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE

AND INTENSITY.



.SYNOPSIS AND FORECAST.



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



CONVECTION VALID AT 2100 UTC SAT AUG 18...



.HURRICANE LANE...NUMEROUS MODERATE SCATTERED STRONG WITHIN 60

NM OF CENTER. SCATTERED MODERATE ISOLATED STRONG ELSEWHERE FROM

09N TO 14N BETWEEN 136W AND 140W.



.TROPICAL WAVE AXIS NEAR 107W FROM 05N TO 17N...SCATTERED

MODERATE ISOLATED STRONG FROM 11N TO 18N BETWEEN 100W AND 107W.



.TROPICAL WAVE AXIS NEAR 120W FROM 05N TO 17N...SCATTERED

MODERATE ISOLATED STRONG FROM 12N TO 16N BETWEEN 114W AND 120W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 08N78W TO 09N87W TO 07N97W TO 12N111W TO

09N121W. ITCZ FROM 09N121W TO 09N124W TO 11N131W. SCATTERED

MODERATE ISOLATED STRONG FROM 03N TO 08N E OF 83W. SCATTERED

MODERATE ISOLATED STRONG FROM 05N TO 12N BETWEEN 90W AND 95W.



.FORECASTER AL. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1800 UTC AUG 18 2018.

24 HOUR FORECAST VALID 1800 UTC AUG 19 2018.

48 HOUR FORECAST VALID 1800 UTC AUG 20 2018.



.WARNINGS.



...HURRICANE WARNING...

.HURRICANE LANE JUST E OF FORECAST AREA NEAR 12.4N 138.9W 948 MB

MOVING WNW 13 KT. MAXIMUM SUSTAINED WINDS 120 KT GUSTS TO 145

KT. WINDS 34 KT OR GREATER WITHIN 90 NM NE...70 NM SE... 40 NM

SW...60 NM NW QUADRANTS. SEAS 12 FT OR HIGHER WITHIN 240 NM

NE...180 NM SE...120 NM SW...150 NM NW QUADRANTS. WINDS 20 TO 33

KT ELSEWHERE FROM 14N TO 18N E OF 144W. SEAS 8 TO 12 FT

ELSEWHERE FROM 09N TO 18N E OF 144W.

.24 HOUR FORECAST HURRICANE LANE 13.4N 143.6W. MAX SUSTAINED

WINDS 110 KT GUSTS 135 KT. WINDS 34 KT OR GREATER WITHIN 110 NM

NE...100 NM SE...60 NM SW...AND 90 NM NW QUADRANTS. SEAS 12 FT

OR HIGHER BETWEEN 12N AND 17N E OF 146W. WINDS 20 TO 33 KT

ELSEWHERE FROM 11N TO 17N E OF 146W. SEAS 8 TO 12 FT ELSEWHERE

FROM 10N TO 21N E OF 150W.

.48 HOUR FORECAST HURRICANE LANE 13.9N 147.5W. MAX SUSTAINED

WINDS 100 KT GUSTS 120 KT. WINDS 34 KT OR GREATER WITHIN 110 NM

NE...100 NM SE...60 NM SW...AND 90 NM NW QUADRANTS. SEAS 12 FT

OR HIGHER FROM 12N TO 17N BETWEEN 144W AND 151W. WINDS 20 TO 33

KT ELSEWHERE FROM 11N TO 18N BETWEEN 144W AND 151W. SEAS 8 TO 12

FT ELSEWHERE FROM 10N TO 21N BETWEEN 142W AMD 155W.

.72 HOUR FORECAST HURRICANE LANE 14.1N 151.1W. MAX SUSTAINED

WINDS 95 KT GUSTS 115 KT.



EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.



.96 HOUR FORECAST HURRICANE LANE 14.8N 154.7W. MAX SUSTAINED

WINDS 70 KT GUSTS 85 KT.

.120 HOUR FORECAST HURRICANE LANE 15.9N 158.2W. MAX SUSTAINED

WINDS 60 KT GUSTS 75 KT.



FORECAST WINDS NEAR TROPICAL CYCLONES SHOULD BE USED WITH

CAUTION DUE TO FORECAST UNCERTAINTY. PLEASE REFER TO WTPZ24 KNHC

FOR MORE DETAILS.



.SYNOPSIS AND FORECAST.



.TROUGH FROM 23N154W TO 18N155W MOVING W 10 KT. ISOLATED

MODERATE TSTMS WITHIN 120 NM OF E OF TROUGH.

.24 HOUR FORECAST TROUGH FROM 24N160W TO 19N160W DISSIPATING.

.48 HOUR FORECAST TROUGH DISSIPATED.



.TROUGH FROM 30N159W TO 25N160W MOVING NW SLOWLY AND

DISSIPATING.

.24 HOUR FORECAST TROUGH DISSIPATED.



.FRONT FAR N OF AREA MOVING SSE 15 KT.

.24 HOUR FORECAST FRONT NEAR 30N165W.

.48 HOUR FORECAST FRONT FROM 30N162W TO 27N172W.



.RIDGE FROM 30N180W TO 26N168W MOVING SE SLOWLY.



.WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS OVER REMAINDER OF

FORECAST AREA.



.ISOLATED MODERATE TSTMS FROM 09N TO 15N W OF 165E...FROM 22N TO

27N BETWEEN 165E AND 172E...AND FROM 19N TO 23N BETWEEN 167E AND

179W.



.ITCZ 11N142W TO 07S152W TO 09N167W TO 07N175W TO 01N176E.

SCATTERED MODERATE TO STRONG TSTMS WITHIN 240 NM N OF ITCZ.

ISOLATED MODERATE TSTMS WITHIN 180 NM S OF ITCZ W OF 155W.



$$



.FORECASTER BURKE. HONOLULU HI.


Source: OPC East and Central N Pacific High Seas Forecast