

224 

FZPN02 KWBC 271725

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 UTC SAT AUG 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 27. 

24 HOUR FORECAST VALID 1200 UTC AUG 28. 

48 HOUR FORECAST VALID 1200 UTC AUG 29. 



.WARNINGS. 



...GALE WARNING... 

.OVER FORECAST WATERS FROM 30N TO 39N W OF 164E AREA OF SE WINDS 

25 TO 35 KT. SEAS 8 TO 13 FT.

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

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

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

30N168E WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.



.SYNOPSIS AND FORECAST. 



.OVER FORECAST WATERS NE OF A LINE FROM 53N142W TO 43N135W AND 

WITHIN 240 NM SE OF A LINE FROM 45N140W TO 40N145W WINDS 20 TO 

30 KT. SEAS TO 10 FT. 

.24 HOUR FORECAST CONDITIONS DIMINISHED. 



.LOW 45N172W 1012 MB MOVING NW 15 KT. WITHIN 180 NM E AND 240 NM 

SE QUADRANTS...AND WITHIN 180 NM NE AND E OF A FRONT FROM 

46N167W TO 41N163W TO 35N163W WINDS 20 TO 30 KT. SEAS TO 11 FT. 

.24 HOUR FORECAST LOW 48N178W 1012 MB. WITHIN 90 NM E OF A FRONT 

TO EXTEND FROM 49N176W TO 42N173W TO 39N174W WINDS TO 25 KT. 

SEAS TO 8 FT. 

.48 HOUR FORECAST LOW 47N179E 1012 MB. WITHIN 90 NM NE AND E OF 

A FRONT TO EXTEND FROM 50N175W TO 45N175W TO 40N172W WINDS TO 25 

KT. SEAS TO 8 FT.



.FROM 52N TO 55N BETWEEN 142W AND 153W AREA OF W WINDS TO 25 KT. 

SEAS TO 9 FT.

.24 HOUR FORECAST NEW LOW 52N134W 1006 MB. WITHIN 480 NM SW 

QUADRANT WINDS TO 25 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST LOW 53N135W 1003 MB. WITHIN 120 NM N AND NE 

AND 300 NM SE...AND BETWEEN 480 NM AND 840 NM SW QUADRANTS WINDS 

20 TO 30 KT. SEAS TO 9 FT.



.48 HOUR FORECAST NEW LOW 31N176W 1012 MB. WITHIN 480 NM NE 

QUADRANT WINDS TO 25 KT. SEAS TO 8 FT.



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

WATERS N OF 46N W OF 172E AND N OF 53N BETWEEN 168W AND 177E AND 

FROM 43N TO 53N BETWEEN 153W AND 172W AND FROM 41N TO 55N 

BETWEEN 137W AND 153W. 

.24 HOUR FORECAST DENSE FOG N OF 48N W OF 168W. 

.48 HOUR FORECAST DENSE FOG N OF 48N BETWEEN 170E AND 166E AND 

FROM 53N TO 59N BETWEEN 169W AND 177E AND FROM 44N TO 50N 

BETWEEN 168W AND 176W. 



.HIGH 48N167E 1025 MB MOVING W 05 KT. 

.24 HOUR FORECAST HIGH 48N164E 1024 MB. 

.48 HOUR FORECAST HIGH 47N160E 1022 MB. 



.HIGH 40N172E 1022 MB NEARLY STATIONARY.

.24 HOUR FORECAST HIGH DISSIPATED. 



.HIGH 46N152W 1033 MB MOVING W 10 KT. 

.24 HOUR FORECAST HIGH 46N156W 1027 MB. 

.48 HOUR FORECAST HIGH 44N156W 1027 MB. 



.HIGH 30N130W 1020 MB NEARLY STATIONARY.

.24 HOUR FORECAST HIGH 30N130W 1020 MB. 

.48 HOUR FORECAST HIGH 31N130W 1022 MB. 



.HIGH 35N168W 1021 MB NEARLY STATIONARY.

.24 HOUR FORECAST HIGH DISSIPATED.



.24 HOUR FORECAST HIGH 63N170W 1029 MB. 

.48 HOUR FORECAST HIGH DISSIPATED.



.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 SAT AUG 27.

24 HOUR FORECAST VALID 1200 UTC SUN AUG 28.

48 HOUR FORECAST VALID 1200 UTC MON AUG 29.



.WARNINGS.



...HURRICANE WARNING...

.HURRICANE LESTER NEAR 18.0N 118.4W 977 MB AT 1500 UTC AUG 27

MOVING W OR 275 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 80 KT GUSTS

100 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE QUADRANT...60

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

20 TO 33 KT AND SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE

AND 90 NM S SEMICIRCLE WITH SEAS TO 29 FT. ELSEWHERE WITHIN 210 N

AND 180 S SEMICIRCLES WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN

MIXED SWELL.

.24 HOUR FORECAST HURRICANE LESTER NEAR 18.1N 122.4W. MAXIMUM

SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS

WITHIN 90 NM N SEMICIRCLE...70 NM SE QUADRANT AND 60 NM SW

QUADRANT. WINDS 20 TO 33 KT AND SEAS 12 FT OR GREATER WITHIN 150

NM NW AND 120 NM SE SEMICIRCLES WITH SEAS TO 34 FT. ELSEWHERE

WITHIN 300 NM NW AND 240 NM SE SEMICIRCLES WINDS 20 KT OR LESS.

SEAS 8 TO 12 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE LESTER NEAR 18.4N 128.0W. MAXIMUM

SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS

WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...60 NM SW

QUADRANT...AND 90 NM NW QUADRANT. WINDS 20 TO 33 KT AND SEAS 12

FT OR GREATER WITHIN 210 NM NW AND 120 NM SE SEMICIRCLES WITH

SEAS TO 32 FT. ELSEWHERE FROM 13N TO 25N BETWEEN 122W AND 133W

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

 .72 HOUR FORECAST HURRICANE LESTER NEAR 18.6N 133.7W. MAXIMUM

SUSTAINED WINDS 80 KT GUSTS 100 KT. 

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

.96 HOUR FORECAST HURRICANE LESTER NEAR 18.6N 138.7W. MAXIMUM

SUSTAINED WINDS 75 KT GUSTS 90 KT. 

.120 HOUR FORECAST HURRICANE LESTER NEAR 18.7N 143.5W. MAXIMUM

SUSTAINED WINDS 70 KT GUSTS 85 KT.



...HURRICANE WARNING...

.TROPICAL STORM MADELINE NEAR 15.2N 138.5W 1000 MB AT 1500 UTC

AUG 27 MOVING NW OR 310 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 45

KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM N

SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN

45 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE WITH SEAS TO 15 FT.

ELSEWHERE WITHIN 75 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12

FT. REMAINDER OF AREA WITHIN 90 NM OF LINE FROM 09N137W TO 

14N133W

SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

.24 HOUR FORECAST TROPICAL STORM MADELINE NEAR 16.7N 140.7W.

MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE

WINDS WITHIN 70 NM NE QUADRANT...50 NM SE QUADRANT...40 NM SW

QUADRANT...AND 80 NM NW QUADRANT. SEAS 12 FT OR GREATER W OF

AREA. ELSEWHERE OVER FORECAST WATERS FROM 11N TO 18N W OF 135W SE

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

.48 HOUR FORECAST HURRICANE MADELINE NEAR 18.8N 143.6W. MAXIMUM

SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS

WITHIN 110 NM NE QUADRANT...80 NM SE QUADRANT...60 NM SW

QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER

W OF AREA. FROM 12N TO 19N W OF 137W WINDS 20 TO 25 KT. SEAS 8 TO

10 FT.

.72 HOUR FORECAST HURRICANE MADELINE NEAR 20.5N 147.0W. MAXIMUM

SUSTAINED WINDS 70 KT GUSTS 85 KT. EXTENDED OUTLOOK...USE FOR

GUIDANCE ONLY...ERRORS MAY BE LARGE. 

.96 HOUR FORECAST TROPICAL STORM MADELINE NEAR 21.0N 151.2W.

MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. 

.120 HOUR FORECAST TROPICAL STORM MADELINE NEAR 21.0N 155.5W.

MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 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.



.WITHIN AREA BOUNDED BY 10N118W TO 11N119W TO 11N120W TO 11N121W

TO 09N119W TO 10N118W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.

.24 HOUR FORECAST WITHIN AREA BOUNDED BY 09N109W TO 12N114W TO

11N121W TO 09N123W TO 06N114W TO 07N109W TO 09N109W WINDS 20 KT 

OR

LESS. SEAS 8 FT IN SW SWELL. 

.48 HOUR FORECAST WITHIN AREA BOUNDED BY 11N110W TO 13N116W TO

13N126W TO 11N131W TO 09N126W TO 08N113W TO 11N110W WINDS 20 KT 

OR

LESS. SEAS 8 TO 9 FT IN SW SWELL.



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



CONVECTION VALID AT 1500 UTC SAT AUG 27...



.HURRICANE LESTER...NUMEROUS MODERATE TO STRONG WITHIN 90 NM IN

NW AND 45 NM SW SEMICIRCLES.



.TROPICAL STORM MADELINE...SCATTERED MODERATE TO STRONG WITHIN 90

NM OF THE CENTER.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 09N84W TO 12N95W TO LOW PRESSURE NEAR 11N108W

THEN TERMINATING NEAR 11N113W. MONSOON TROUGH RESUMES NEAR

12N119W AND CONTINUES TO 10N125W TERMINATING NEAR 13N132W.

SCATTERED MODERATE TO ISOLATED STRONG WITHIN 120 NM NORTH OF THE

AXIS BETWEEN 87W AND 97W.



.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1200 UTC AUG 27 2016.

24 HOUR FORECAST VALID 1200 UTC AUG 28 2016.

48 HOUR FORECAST VALID 1200 UTC AUG 29 2016.



.WARNINGS. 



...HURRICANE WARNING... 

.TROPICAL STORM MADELINE JUST E OF FORECAST AREA NEAR 15.2N 

138.2W 1000 MB AT 1500 UTC AUG 27 MOVING NW OR 310 DEG AT 8 KT. 

MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. SEAS 12 FT OR GREATER 

WITHIN 45 NM N SEMICIRCLE. WINDS 20 TO 33 KT AND SEAS 8 TO 12 FT 

OVER FORECAST WATERS FROM 19N TO 11N E OF 142W. 

.24 HOUR FORECAST TROPICAL STORM MADELINE NEAR 16.7.8N 140.7W. 

MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 

WINDS WITHIN 70 NM NE QUADRANT...50 NM SE QUADRANT...40 NM SW 

QUADRANT... 80 NM NW QUADRANT. WINDS 20 TO 33 KT AND SEAS 8 TO 

12 FT ELSEWHERE OVER FORECAST WATERS FROM 19N TO 11N E OF 144W. 

.48 HOUR FORECAST HURRICANE MADELINE NEAR 17.8N 143.4W. MAXIMUM 

SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS 

WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...60 NM SW 

QUADRANT... 90 NM NW QUADRANT. SEAS 12 FT OR GREATER OVER 

FORECAST WATERS WITHIN 180 NM NE SEMICIRCLE WITH SEAS TO 18 FT. 

SEAS 20 TO 33 FT AND SEAS 8 TO 12 FT ELSEWHERE OVER FORECAST 

WATERS FROM 25N TO 14N E OF 148W. 

.72 HOUR FORECAST HURRICANE MADELINE NEAR 20.5N 147.0W. MAXIMUM 

SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS 

WITHIN 110 NM NE QUADRANT...80 NM SE QUADRANT...60 NM SW 

QUADRANT... 100 NM NW QUADRANT. SEAS 12 FT OR GREATER OVER 

FORECAST WATERS WITHIN 180 NM NE SEMICIRCLE WITH SEAS TO 18 FT. 

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

.96 HOUR FORECAST TROPICAL STORM MADELINE NEAR 21.0N 151.2W. 

MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. 

.120 HOUR FORECAST TROPICAL STORM MADELINE NEAR 21.0N 155.5W. 

MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 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 NEAR 12N158W 1012 MB NEARLY STATIONARY. ISOLATED MODERATE 

TSTMS WITHIN 240 NM OF LOW CENTER. 

.24 HOUR FORECAST LOW NEAR 12N159W 1009 MB. 

.48 HOUR FORECAST LOW NEAR 13N161W 1009 MB. 



.LOW NEAR 21N165E 1011 MB MOVING NW 10 KT. TROUGH FROM LOW TO 

24N174E TO 26N177W. SCATTERED MODERATE TO STRONG TSTMS WITHIN 

360 NM OF LOW CENTER S AND SE QUADRANTS. 

.24 HOUR FORECAST LOW DISSIPATED. TROUGH FROM 26N163E TO 28N174E 

TO 30N177W. 

.48 HOUR FORECAST DEVELOPING FRONT 30N161E TO 29N171E TO 

30N177W. 



.WARM FRONT 26N177W TO 30N169W MOVING N 15 KT. 

.24 HOUR FORECAST FRONT N OF FORECAST AREA. 



.TROUGH DEVELOPING OVER FORECAST AREA. 

.48 HOUR FORECAST TROUGH FROM 24N144W TO 29N140W. 



.RIDGE FROM 30N160W TO 27N163W. 

.24 HOUR FORECAST RIDGE FROM 30N162W TO 23N174W. 

.48 HOUR FORECAST RIDGE FROM 30N162W TO 21N178W. 



.OTHERWISE WINDS SE TO S 20 TO 25 KT FROM 30N TO 25N BETWEEN 

160E AND 165E. 

.24 HOUR FORECAST WINDS SE TO SW 20 TO 25 KT FROM 30N TO 20N 

BETWEEN 160E AND 170E. 

.48 HOUR FORECAST ASSOCIATED WINDS DIMINISHED TO 20 KT OR LESS. 



.WINDS 20 KT OR LESS REMAINDER FORECAST AREA. 



.OTHERWISE SEAS BUILDING TO GREATER THAN 8 FT. 

.24 HOUR FORECAST SEAS 8 TO 10 FT FROM 30N TO 22N BETWEEN 160E 

AND 163E. 

.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 30N TO 22N BETWEEN 160E 

AND 168E. 



.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA. 



.MONSOON TROUGH FROM 15N140W TO 13N146W TO 13N155W. ISOLATED 

MODERATE TSTMS WITHIN 180 NM EITHER SIDE OF ITCZ. 



.ITCZ FROM 11N164W TO 08N169W TO 11N176W TO 08N177E. ISOLATED 

MODERATE TO STRONG TSTMS WITHIN 240 NM EITHER SIDE OF ITCZ. 



.OTHERWISE ISOLATED MODERATE TO STRONG TSTMS FROM 30N TO 23N 

BETWEEN 160E AND 163E. 



$$ 



.FORECASTER BEDAL. HONOLULU HI.

