

482 

FZPN01 KWBC 272142

HSFEP1



HIGH SEAS FORECAST 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

2230 UTC SAT AUG 27 2016 



SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1800 UTC AUG 27. 

24 HOUR FORECAST VALID 1800 UTC AUG 28. 

48 HOUR FORECAST VALID 1800 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 14 FT. 

.24 HOUR FORECAST WITHIN 360 NM N OF A LINE FROM 34N160E TO 

30N164E TO 30N169E AREA OF E TO SE WINDS 25 TO 35 KT. SEAS 10 TO 

16 FT. 

.48 HOUR FORECAST WITHIN 300 NM N OF A LINE FROM 33N160E TO 

30N170E WINDS 25 TO 35 KT. SEAS 10 TO 16 FT.



.SYNOPSIS AND FORECAST. 



.OVER FORECAST WATERS N OF 48N AND E OF 131W AREA OF NW WINDS TO 

25 KT. SEAS TO 9 FT.

.24 HOUR FORECAST CONDITIONS DIMINISHED.



.LOW 47N174W 1012 MB MOVING NW 10 KT. WITHIN 240 NM E AND SE 

QUADRANTS...AND WITHIN 180 NM NE AND E OF A FRONT FROM 50N167W 

TO 37N163W WINDS TO 25 KT. SEAS TO 10 FT. 

.24 HOUR FORECAST LOW 48N178W 1012 MB. WITHIN 120 NM E OF A 

FRONT TO EXTEND FROM 49N176W TO 44N173W TO 39N175W WINDS TO 25 

KT. SEAS TO 8 FT. 

.48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW TO FORM NEAR 

44N176W 1010 MB. WITHIN 240 NM E OF A LINE FROM 51N179W TO 

43N174W TO 39N170W WINDS TO 25 KT. SEAS TO 9 FT.



.LOW 54N142W 1012 MB MOVING SE 15 KT. WITHIN 480 NM W AND 360 NM 

S QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.

.24 HOUR FORECAST LOW 51N134W 1005 MB. WITHIN 720 NM W AND 240 

NM E QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST LOW 53N137W 1003 MB. WITHIN 720 NM SW 

QUADRANT...240 NM N AND NW QUADRANTS...AND 300 NM E QUADRANT 

WINDS 20 TO 30 KT. SEAS TO 9 FT.



.48 HOUR FORECAST NEW LOW 37N172W 1012 MB. WITHIN 360 NM SE 

SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT.



.48 HOUR FORECAST FROM 31N TO 37N BETWEEN 119W AND 125W AREA OF 

NW WINDS TO 25 KT. SEAS TO 8 FT.



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

WATERS N OF 46N W OF 176E AND N OF 52N BETWEEN 169W AND 176E AND 

FROM 45N TO 55N BETWEEN 153W AND 175W AND FROM 47N TO 54N 

BETWEEN 135W AND 146W.

.24 HOUR FORECAST DENSE FOG N OF 46N W OF 165W. 

.48 HOUR FORECAST DENSE FOG N OF 43N BETWEEN 170W AND 178E...AND 

N OF 56N W OF 180W.



.HIGH 48N167E 1024 MB MOVING W 10 KT. 

.24 HOUR FORECAST HIGH 48N163E 1024 MB. 

.48 HOUR FORECAST HIGH DISSIPATED.



.HIGH 46N154W 1031 MB MOVING SW 10 KT. 

.24 HOUR FORECAST HIGH 45N157W 1027 MB. 

.48 HOUR FORECAST HIGH 41N155W 1027 MB. 



.HIGH 30N130W 1020 MB MOVING N 10 KT.

.24 HOUR FORECAST HIGH 33N130W 1022 MB. 

.48 HOUR FORECAST HIGH 32N130W 1024 MB. 



.HIGH 37N168W 1022 MB NEARLY STATIONARY. 

.24 HOUR FORECAST HIGH DISSIPATED. 



.24 HOUR FORECAST HIGH 62N170W 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 1800 UTC SAT AUG 27.

24 HOUR FORECAST VALID 1800 UTC SUN AUG 28.

48 HOUR FORECAST VALID 1800 UTC MON AUG 29.



.WARNINGS.



...HURRICANE WARNING...

.HURRICANE LESTER NEAR 17.9N 119.6W 973 MB AT 2100 UTC AUG 27

MOVING W OR 270 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 90 KT

GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM NE

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

QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM N SEMICIRCLE AND

120 NM S SEMICIRCLE WITH SEAS TO 31 FT. ELSEWHERE WITHIN 180 NM

NE QUADRANT...120 NM S SEMICIRCLE...AND 210 NM NW QUADRANT

WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 14N

TO 23N BETWEEN 114W AND 123W WINDS 20 KT OR LESS. SEAS 8 TO 10

FT IN MIXED SWELL.

.24 HOUR FORECAST HURRICANE LESTER NEAR 18.2N 123.9W. MAXIMUM

SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS

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

QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM OF CENTER...

EXCEPT 180 NM NW QUADRANT WITH SEAS TO 36 FT. ELSEWHERE WITHIN 

180 NM NE QUADRANT...150 NM S SEMICIRCLE...AND 240 NM NW 

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

FROM 12N TO 25N BETWEEN 118W AND 130W WINDS 20 KT OR LESS.

SEAS 8 TO 10 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE LESTER NEAR 18.5N 129.6W. MAXIMUM

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

WITHIN 90 NM NE QUADRANT...70 NM SE QUADRANT...60 NM SW

QUADRANT...AND 80 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN

180 NM OF CENTER...EXCEPT 240 NM NW QUADRANT WITH SEAS TO 39

FT. ELSEWHERE WITHIN 240 NM NE QUADRANT...120 NM S SEMICIRCLE

AND 270 NM NW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

REMAINDER OF AREA FROM 12N TO 27N W OF 124W WINDS 20 KT OR

LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.72 HOUR FORECAST HURRICANE LESTER NEAR 18.8N 135.0W. MAXIMUM

SUSTAINED WINDS 80 KT GUSTS 100 KT.

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

.96 HOUR FORECAST HURRICANE LESTER NEAR 18.9N 139.8W. MAXIMUM

SUSTAINED WINDS 75 KT GUSTS 90 KT.

.120 HOUR FORECAST HURRICANE LESTER NEAR 19.5N 144.6W. MAXIMUM

SUSTAINED WINDS 70 KT GUSTS 85 KT.



...HURRICANE WARNING...

.TROPICAL STORM MADELINE NEAR 15.7N 139.3W 997 MB AT 2100 UTC

AUG 27 MOVING NW OR 305 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 50

KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR

GREATER WITHIN 60 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE WITH

SEAS TO 19 FT. ELSEWHERE OVER FORECAST WATERS WITHIN 150 NM OF

CENTER...EXCEPT 240 NM SE QUADRANT WINDS 20 TO 33 KT. SEAS 8

TO 12 FT. REMAINDER OF AREA FROM 11N TO 18N W OF 133W WINDS 20

KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.24 HOUR FORECAST HURRICANE MADELINE NEAR 17.3N 141.5W. MAXIMUM

SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS

WITHIN 80 NM N SEMICIRCLE AND 50 NM S SEMICIRCLE. SEAS 12 FT OR

GREATER W OF 140W. ELSEWHERE OVER FORECAST WATERS WITHIN 240 NM

NE QUADRANT AND 150 NM SE QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO

12 FT. REMAINDER OF AREA FROM 12N TO 24N W OF 133W WINDS 20 KT

OR LESS SEAS 8 TO 10 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE MADELINE NEAR 19.3N 144.5W. MAXIMUM

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

WITHIN 100 NM N SEMICIRCLE...80 NM SE QUADRANT AND 60 NM SW

QUADRANT. SEAS 12 FT OR GREATER W OF AREA. OVER FORECAST WATERS

WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.72 HOUR FORECAST HURRICANE MADELINE NEAR 20.4N 148.2W. MAXIMUM

SUSTAINED WINDS 65 KT GUSTS 80 KT.

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

.96 HOUR FORECAST TROPICAL STORM MADELINE NEAR 20.5N 152.5W.

MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.

.120 HOUR FORECAST TROPICAL STORM MADELINE NEAR 20.0N 157.0W.

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 12N118W TO 11N120W TO 10N120W TO 10N118W

TO 10N117W TO 12N118W WINDS 20 KT OR LESS. SEAS TO 8 FT IN S TO

SW SWELL.

.24 HOUR FORECAST WITHIN AREA BOUNDED BY 09N109W TO 12N119W TO

08N125W TO 08N119W TO 07N115W TO 08N110W TO 09N109W S TO SW WINDS

20 TO 25 KT. SEAS 8 TO 9 FT.

.48 HOUR FORECAST WITHIN AREA BOUNDED BY 11N112W TO 13N118W TO

11N128W TO 08N125W TO 07N116W TO 07N111W TO 11N112W WINDS 20 KT

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



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



CONVECTION VALID AT 2100 UTC SAT AUG 27...



.HURRICANE LESTER...NUMEROUS MODERATE SCATTERED STRONG WITHIN

120 NM E SEMICIRCLE AND 90 NM W SEMICIRCLE.



.TROPICAL STORM MADELINE...NUMEROUS MODERATE ISOLATED STRONG

WITHIN 75 NM NE SEMICIRCLE AND 180 NM SW SEMICIRCLE.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH AXIS EXTENDS FROM 09N79W TO 13N97W TO LOW PRES

NEAR 10.5N109W TO 09N114W THEN RESUMES NEAR 13N118W TO 10N124W

TO 14N133W. SCATTERED MODERATE WITHIN 210 NM NE OF AXIS

BETWEEN 91W AND 99W...FROM 10N TO 12N BETWEEN 116W AND 119W...

WITHIN 60 NM S OF AXIS BETWEEN 121W AND 126W...AND ALSO FROM 

12N TO 15N BETWEEN 131W AND 134W.



$$

.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.

