

762 

FZPN02 KWBC 281725

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 UTC SUN AUG 28 2016



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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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. 

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 1200 UTC AUG 28. 

24 HOUR FORECAST VALID 1200 UTC AUG 29. 

48 HOUR FORECAST VALID 1200 UTC AUG 30. 



.WARNINGS. 



...GALE WARNING... 

.OVER FORECAST WATERS W OF A LINE FROM 39N160E TO 35N165E TO 

30N165E AREA OF E TO SE WINDS 25 TO 40 KT. SEAS 10 TO 17 FT. 

.24 HOUR FORECAST WITHIN 300 NM N OF A LINE FROM 34N160E TO 

30N168E WINDS 25 TO 35 KT. SEAS 9 TO 14 FT. 

.48 HOUR FORECAST WITHIN 240 NM N OF A LINE FROM 35N160E TO 

32N167E WINDS 20 TO 30 KT. SEAS 9 TO 15 FT.



...GALE WARNING... 

.LOW 52N134W 1004 MB MOVING NW 05 KT. WITHIN 300 NM SW...780 NM 

NW...AND 300 NM E QUADRANTS WINDS 25 TO 35 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST LOW 53N136W 1002 MB. WITHIN 120 NM N AND 180 

NM E QUADRANTS WINDS 25 TO 35 KT. SEAS TO 12 FT.

.48 HOUR FORECAST LOW 51N135W 1003 MB. WITHIN 240 NM W QUADRANT 

WINDS 20 TO 30 KT. SEAS TO 10 FT.



.SYNOPSIS AND FORECAST. 



.LOW 48N178W 1011 MB MOVING W 10 KT. WITHIN 240 NM NE QUADRANT 

WINDS TO 25 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS 

DIMINISHED. 



.LOW 40N177W 1012 MB MOVING NE 10 KT. WITHIN 180 NM E OF A FRONT 

FROM LOW CENTER TO 38N178W TO 35N179E WINDS TO 25 KT. SEAS LESS 

THAN 8 FT. 

.24 HOUR FORECAST LOW DISSIPATED. NEW LOW TO FORM NEAR 42N180W 

1010 MB. WITHIN 120 NM NE OF A LINE FROM 46N175W TO 37N171W 

WINDS TO 25 KT. SEAS TO 8 FT. 

.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 46N180W 1005 

MB. FROM 46N TO 50N BETWEEN 169W AND 180W AND WITHIN 240 NM E OF 

A LINE FROM 48N169W TO 31N171W WINDS 20 TO 30 KT. SEAS TO 12 FT.



.48 HOUR FORECAST FROM 31N TO 38N BETWEEN 119W AND 125W AREA OF 

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



.48 HOUR FORECAST NEW LOW 45N174E 1007 MB. WITHIN 360 NM S AND 

180 NM W QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST 

WATERS N OF 46N W OF 168W AND FROM 47N TO 53N BETWEEN 153W AND 

161W AND FROM 45N TO 49N BETWEEN 131W AND 136W. 

.24 HOUR FORECAST DENSE FOG FROM 46N TO 52N W OF 171E AND N OF 

49N BETWEEN 178W AND 176E AND FROM 44N TO 51N BETWEEN 169W AND 

175W AND FROM 49N TO 51N BETWEEN 155W AND 159W. 

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

57N174E TO 52N177E TO 42N167W. 



.HIGH 62N168W 1033 MB MOVING NW 10 KT.

.24 HOUR FORECAST HIGH DISSIPATED. 



.HIGH 48N163E 1024 MB MOVING SW 05 KT. 

.24 HOUR FORECAST HIGH DISSIPATED. 



.HIGH 44N156W 1029 MB MOVING S 05 KT. 

.24 HOUR FORECAST HIGH 42N156W 1027 MB. 

.48 HOUR FORECAST HIGH 39N154W 1027 MB. 



.HIGH 31N130W 1021 MB MOVING N 05 KT. 

.24 HOUR FORECAST HIGH 34N130W 1022 MB. 

.48 HOUR FORECAST HIGH 34N131W 1021 MB.



.FORECASTER NOLT. 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 AUG 28.

24 HOUR FORECAST VALID 1200 UTC MON AUG 29.

48 HOUR FORECAST VALID 1200 UTC TUE AUG 30.



.WARNINGS.



...HURRICANE WARNING...

.HURRICANE LESTER NEAR 18.1N 123.7W 979 MB AT 1500 UTC AUG 28

MOVING W OR 270 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 75 KT

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

...70 NM SE QUADRANT...50 NM SW QUADRANT...AND 80 NM NW QUADRANT.

SEAS 12 FT OR GREATER WITHIN 120 NM S SEMICIRCLE...180 NM NE

QUADRANT AND 150 NM NW QUADRANT WITH SEAS TO 32 FT. ELSEWHERE

WITHIN 210 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE WINDS 20 TO

33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 12N TO 24N

BETWEEN 117W AND 128W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN

MIXED SWELL.

.24 HOUR FORECAST HURRICANE LESTER NEAR 18.3N 128.5W. MAXIMUM

SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS

WITHIN 100 NM NE QUADRANT...70 NM SE QUADRANT...60 NM SW 

QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN

180 NM NE QUADRANT...150 NM S SEMICIRCLE...AND 210 NM NW 

QUADRANT WITH SEAS TO 32 FT. ELSEWHERE WITHIN 180 NM N

SEMICIRCLE AND 120 NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8

TO 12 FT. REMAINDER OF AREA FROM 11N TO 26N BETWEEN 123W AND 

136W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE LESTER NEAR 18.5N 134.0W. MAXIMUM

SUSTAINED WINDS 75 KT GUSTS 90 KT. LITTLE CHANGE IN RADIUS OF

TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER WITH SEAS

TO 29 FT. ELSEWHERE WITHIN 210 NM N SEMICIRCLE AND 120 NM S

SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF

AREA FROM 11N TO 27N BETWEEN 128W AND 140W WINDS 20 KT OR LESS.

SEAS 8 TO 10 FT IN MIXED SWELL.

.72 HOUR FORECAST HURRICANE LESTER NEAR 18.5N 138.8W. MAXIMUM

SUSTAINED WINDS 75 KT GUSTS 90 KT.

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

.96 HOUR FORECAST HURRICANE LESTER NEAR 18.5N 143.0W. MAXIMUM

SUSTAINED WINDS 75 KT GUSTS 90 KT.

.120 HOUR FORECAST HURRICANE LESTER NEAR 19.5N 148.0W. MAXIMUM

SUSTAINED WINDS 70 KT GUSTS 85 KT.



.SYNOPSIS AND FORECAST.



.TROPICAL STORM MADELINE W OF AREA. WITHIN AREA BOUNDED BY

18N139W TO 19N140W TO 15N140W TO 15N139W TO 16N139W TO

18N139W SE TO S WINDS 20 TO 30 KT. SEAS 11 TO 16 FT IN MIXED

SWELL. ELSEWHERE WITHIN AREA BOUNDED BY 19N133W TO 22N135W TO

22N140W TO 17N139W TO 13N140W TO 14N137W TO 19N133W WINDS

20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL.

.24 HOUR FORECAST WITHIN AREA BOUNDED BY 20.5N139W TO 21N139.5W

TO 21N140W TO 19N140W TO 19N139.5W TO 20N139W TO 20.5N139W E

WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE WITHIN AREA

BOUNDED BY 24N136W TO 25N138W TO 29N138W TO 27N140W TO 18N140W

TO 18N138W TO 24N136W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN

MIXED SWELL.

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



.WITHIN AREA BOUNDED BY 10N106W TO 13N116W TO 12N121W TO 09N120W

TO 07N117W TO 07N108W TO 10N106W WINDS 20 KT OR LESS. SEAS TO 8

FT IN MIXED SE AND SW SWELL.

.24 HOUR FORECAST WITHIN AREA BOUNDED BY 11N109W TO 13N125W TO

10N131W TO 09N126W TO 09N117W TO 07N111W TO 11N109W WINDS 20 KT

OR LESS. SEAS 8 TO 10 FT IN MIXED SE AND SW SWELL.

.48 HOUR FORECAST WITHIN AREA BOUNDED BY 11N103W TO 14N109W TO

11N116W TO 10N108W TO 07N97W TO 08N95W TO 11N103W WINDS 20 KT

OR LESS. SEAS 8 TO 10 FT IN MIXED SE AND SW SWELL.



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



CONVECTION VALID AT 1430 UTC SUN AUG 28...



.HURRICANE LESTER...NUMEROUS MODERATE ISOLATED STRONG WITHIN 120

NM SE SEMICIRCLE AND 90 NM NW SEMICIRCLE.



.GULF OF TEHUANTEPEC...SCATTERED MODERATE ISOLATED STRONG WITHIN

150 NM NW OF A LINE FROM 16N93W TO 12N97W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH AXIS EXTENDS FROM 10N89W TO 13N105W TO LOW PRES

NEAR 11N112W TO 14N119W. SCATTERED MODERATE ISOLATED STRONG 

WITHIN

60 NM SW OF AXIS BETWEEN 97W AND 102W...WITHIN 180 NM EITHER SIDE

OF AXIS BETWEEN 107W AND 119W...AND WITHIN 150 NM SW OF A LINE

FROM 11N133W TO 15N135W TO 15N139W.



.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1200 UTC AUG 28 2016.

24 HOUR FORECAST VALID 1200 UTC AUG 29 2016.

48 HOUR FORECAST VALID 1200 UTC AUG 30 2016.



.WARNINGS. 



...TROPICAL STORM WARNING... 

.TROPICAL STORM MADELINE NEAR 16.3N 140.8W 1000 MB MOVING NW 06 

KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. WINDS 34 KT OR 

GREATER WITHIN 50 NM N SEMICIRCLE AND SW QUADRANT. SEAS 12 FT OR 

GREATER WITHIN 60 NM NE...30 NM SE...60 NM SW AND 90 NM NW 

QUADRANTS. WINDS 20 TO 33 KT AND SEAS 8 TO 12 FT ELSEWHERE 

WITHIN 180 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE. SCATTERED 

MODERATE TO STRONG TSTMS WITHIN 180 NM OF CENTER. 

.24 HOUR FORECAST TROPICAL STORM MADELINE 18.3N 143.3W. MAXIMUM 

SUSTAINED WINDS 55 KT GUSTS 65 KT. WINDS 34 KT OR GREATER AND 

SEAS 12 FT OR GREATER WITHIN 80 NM NE...40 NM SE...60 NM SW AND 

75 NM NW QUADRANTS. WINDS 20 TO 33 KT AND SEAS 8 TO 12 FT 

ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE. 

.48 HOUR FORECAST TROPICAL STORM MADELINE 19.4N 146.8W. MAXIMUM 

SUSTAINED WINDS 60 KT GUSTS 75 KT. WINDS 34 KT OR GREATER AND 

SEAS 12 FT OR GREATER WITHIN 90 NM NE...60 NM SE...70 NM SW AND 

90 NM NW QUADRANTS. WINDS 20 TO 33 KT AND SEAS 8 TO 12 FT 

ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE. 

.72 HOUR FORECAST TROPICAL STORM MADELINE 19.4N 150.8W. MAXIMUM 

SUSTAINED WINDS 50 KT GUSTS 60 KT. 



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



.96 HOUR FORECAST TROPICAL STORM MADELINE 19.0N 155.0W. MAXIMUM 

SUSTAINED WINDS 40 KT GUSTS 50 KT. 

.120 HOUR FORECAST TROPICAL STORM MADELINE 18.0N 159.0W. MAXIMUM 

SUSTAINED WINDS 35 KT GUSTS 45 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. 



.LOW 13N160W 1010 MB NEARLY STATIONARY. ISOLATED MODERATE TSTMS 

WITHIN 120 NM OF CENTER. 

.24 HOUR FORECAST LOW 13N160W 1010 MB. 

.48 HOUR FORECAST LOW 14N161W 1011 MB. 



.TROUGH 30N173W 25N180E 24N173E MOVING NW SLOWLY. ISOLATED 

MODERATE TSTMS WITHIN 120 NM OF LINE 28N173W 20N170E 16N164E. 

.24 HOUR FORECAST TROUGH 30N174W 26N180E 25N175E. 

.48 HOUR FORECAST TROUGH 30N175W 26N179E. 



.FRONT 30N162E 27N160E MOVING E SLOWLY. WINDS 20 TO 25 KT N OF 

28N W OF 166E. ISOLATED MODERATE TSTMS N OF 26N W OF 168E. 

.24 HOUR FORECAST FRONT 30N167E 24N165E 22N160E. WINDS 20 TO 25 

KT N OF 28N BETWEEN 165E AND 175E. 

.48 HOUR FORECAST FRONT 30N170E 23N166E. WINDS DIMINISHED TO 20 

KT OR LESS. 



.RIDGE 30N161W 19N180W 13N166E 14N160E NEARLY STATIONARY. 



.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. 



.SEAS 8 TO 10 FT W OF LINE 30N164E 23N160E. 

.24 HOUR FORECAST SEAS 8 TO 10 FT W OF LINE 30N170E 20N160E. 

.48 HOUR FORECAST SEAS 8 TO 11 FT W OF LINE 30N168E 20N168E 

18N160E. 



.SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA. 



.MONSOON TROUGH 15N142W 12N150W 13N158W...AND FROM 12N161W TO 

06N170W. ISOLATED MODERATE TSTMS WITHIN 180 NM OF MONSOON 

TROUGH. 



.SCATTERED MODERATE TSTMS FROM 10N TO 15N BETWEEN 170E AND 177E. 

ISOLATED MODERATE TSTMS FROM 03N TO 09N W OF 172E. 



$$ 



.FORECASTER POWELL. HONOLULU HI.

