

377 

FZPN01 KWBC 300934

HSFEP1



HIGH SEAS FORECAST 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

1030 UTC TUE AUG 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0600 UTC AUG 30. 

24 HOUR FORECAST VALID 0600 UTC AUG 31. 

48 HOUR FORECAST VALID 0600 UTC SEP 01. 



.WARNINGS. 



...GALE WARNING... 

.LOW 43N176W 1003 MB MOVING N 15 KT. WITHIN 240 NM SE QUADRANT 

AND 120 NM NE AND E OF A FRONT FROM 48N170W TO 44N166W TO 

33N169W WINDS 20 TO 30 KT. SEAS TO 11 FT. 

.24 HOUR FORECAST LOW 49N177W 999 MB. WITHIN 600 NM N AND 300 NM 

E QUADRANTS...AND WITHIN 180 NM E OF A FRONT TO EXTEND FROM 

50N164W TO 41N164W TO 34N170W WINDS 20 TO 30 KT. SEAS TO 11 FT. 

.48 HOUR FORECAST LOW 51N176E 993 MB. OVER FORECAST WATERS W OF 

A LINE FROM 59N177W TO 51N166E TO 43N164E WINDS 25 TO 35 KT. 

SEAS TO 11 FT. 



...GALE WARNING... 

.24 HOUR FORECAST NEW LOW 32N180W 1005 MB. OVER FORECAST WATERS 

WITHIN 180 NM E OF A FRONT TO EXTEND FROM 34N176W TO LOW CENTER 

TO 30N179E WINDS 20 TO 30 KT. SEAS TO 12 FT. 

.30 HOUR FORECAST LOW 33N177W 1006 MB. WITHIN 180 NM E AND SE OF 

A FRONT TO EXTEND FROM 38N166W TO LOW CENTER TO 30N180W WINDS 25 

TO 35 KT. SEAS 8 TO 13 FT.

.48 HOUR FORECAST LOW 46N162W 1004 MB. WITHIN 180 NM E OF A 

FRONT TO EXTEND FROM LOW CENTER TO 40N165W TO 33N173W WINDS 30 

TO 45 KT. SEAS 9 TO 17 FT. 



.SYNOPSIS AND FORECAST. 



.FROM 30N TO 36N BETWEEN 119W AND 125W AREA OF N TO NW WINDS 20 

TO 30 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST FROM 30N TO 36N BETWEEN 119W AND 124W AREA OF 

N TO NW WINDS 20 TO 30 KT. SEAS TO 11 FT. 

.48 HOUR FORECAST FROM 32N TO 40N BETWEEN 119W AND 125W AREA OF 

NW WINDS TO 25 KT. SEAS TO 9 FT. 



.OVER FORECAST WATERS W OF A LINE FROM 38N160E TO 32N170E AREA 

OF E WINDS TO 25 KT. SEAS 8 TO 14 FT. 

.24 HOUR FORECAST W OF A LINE FROM 35N160E TO 32N164E AREA OF E 

WINDS TO 25 KT. SEAS TO 11 FT. 

.48 HOUR FORECAST CONDITIONS DIMINISHED.



.LOW 51N137W 1005 MB MOVING E 05 KT. WITHIN 660 NM SW AND 240 NM 

W QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST LOW WITH 51N134W 1006 MB. WITHIN 420 NM S AND 

480 NM NW QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST LOW 51N133W 1006 MB. WITHIN 480 NM NM SW 

QUADRANT WINDS TO 25 KT. SEAS TO 8 FT. 



.LOW 47N172E 1010 MB MOVING SE 20 KT. FROM 44N TO 51N BETWEEN 

170E AND 166E WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST LOW 41N180W 1006 MB WITH ASSOCIATED CONDITIONS 

DIMINISHED.

.48 HOUR FORECAST LOW DISSIPATED.



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

WATERS WITHIN 420 NM NE OF A LINE FROM 55N171E TO 45N177W TO 

43N165W.

.24 HOUR FORECAST DENSE FOG WITHIN 420 NM NE OF A LINE FROM 

52N174E TO 43N163W.

.48 HOUR FORECAST DENSE FOG FROM 51N TO 56N BETWEEN 180W AND 

173E AND FROM 57N TO 60N BETWEEN 169W AND 177W AND FROM 43N TO 

53N BETWEEN 150W AND 173W.



.HIGH 39N156W 1027 MB MOVING E 05 KT. 

.24 HOUR FORECAST HIGH 39N152W 1027 MB. 

.48 HOUR FORECAST HIGH 38N149W 1027 MB. 



.HIGH 31N132W 1022 MB MOVING SW 05 KT. 

.24 HOUR FORECAST HIGH DISSIPATED. 



.24 HOUR FORECAST NEW HIGH 57N150W 1019 MB.

.48 HOUR FORECAST HIGH 54N149W 1021 MB. 



.FORECASTER BELL. 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 0600 UTC TUE AUG 30.

24 HOUR FORECAST VALID 0600 UTC WED AUG 31.

48 HOUR FORECAST VALID 0600 UTC THU SEP 01.



.WARNINGS.



...HURRICANE WARNING...

.HURRICANE LESTER NEAR 18.2N 133.2W 956 MB AT 0900 UTC AUG 30

MOVING W OR 275 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 110 KT

GUSTS 135 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM N

SEMICIRCLE...70 NM SE QUADRANT AND 60 NM SW QUADRANT.  SEAS 12

FT OR GREATER WITHIN 180 NM N SEMICIRCLE...120 NM SE QUADRANT

AND 150 NM SW QUADRANT WITH SEAS TO 40 FT. ELSEWHERE WITHIN 210

NM N AND 150 NM S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 10 TO

12FT. REMAINDER OF AREA FROM 11N TO 26N W OF 125W WINDS 20 KT

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

.24 HOUR FORECAST HURRICANE LESTER NEAR 18.4N 137.5W. MAXIMUM

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

WITHIN 90 NM NW AND SE QUADRANTS...100 NM NE QUADRANT AND 80 NM

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

120 NM SE QUADRANT AND 150 NM SW QUADRANT WITH SEAS TO 36 FT.

ELSEWHERE WITHIN 210 NM N AND 150 NM S SEMICIRCLES WINDS 20 TO

33 KT. SEAS10 TO 12 FT. REMAINDER OF AREA FROM 11NTO 27N W OF

131W WINDS 20KT OR LESS. SEAS 8 TO10 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE LESTER NEAR 18.5N 141.9W. MAXIMUM

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

WITHIN 110 NM NE QUADRANT...90 NM SE QUADRANT...80 NM SW

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

210 NM N AND 150 NM S SEMICIRCLES WITH SEAS TO 34 FT. OVER

FORECAST WATERS WITHIN 180 NM NE AND 120 NM SE QUADRANTS WINDS

30 TO 35 KT. SEAS 12 TO 18 FT. ELSEWHERE FROM 17N TO 25N W OF

135W E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. REMAINDER OF

AREA FROM 11N TO 27N W OF 135W WINDS 20 KT OR LESS. SEAS 8

TO10FT IN MIXED SWELL.

.72 HOUR FORECAST HURRICANE LESTER NEAR 19.3N 146.4W. MAXIMUM

SUSTAINED WINDS 80 KT GUSTS 100 KT.

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

.96 HOUR FORECAST HURRICANE LESTER NEAR 20.8N 151.2W. MAXIMUM

SUSTAINED WINDS 70 KT GUSTS 85 KT.

.120 HOUR FORECAST TROPICAL STORM LESTER NEAR 22.7N 156.4W.

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.



.FROM 09N TO 11.5N BETWEEN 97W AND 111W SW TO W WINDS 20 TO

25 KT. SEAS 8 TO 9 FT.

.24 HOUR FORECAST FROM 08N TO 10N BETWEEN 98W AND 105W SW WINDS

20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE FROM 08N TO 11N BETWEEN 94W

AND 106W WINDS 20 KT OR LESS. SEAS TO 8 FT PRIMARILY IN SW SWELL.

.48 HOUR FORECAST FROM 07N TO 10N BETWEEN 90W AND 94W WINDS 20

KT OR LESS. SEAS TO 8 FT PRIMARILY IN SW SWELL.



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



CONVECTION VALID AT 0900 UTC TUE AUG 30...



.HURRICANE LESTER...NUMEROUS MODERATE TO STRONG WITHIN 75 NM OF

CENTER. NUMEROUS MODERATE ISOLATED STRONG ELSEWHERE WITHIN 90 NM

OF CENTER...EXCEPT 120 NM SW QUADRANT.  



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH AXIS EXTENDS FROM 10N93W TO 12N110W TO A 1012

MB LOW PRESSURE NEAR 11N118W TO 14N125W. A CLUSTER OF MODERATE

TO STRONG IS FROM 05N TO 08N BETWEEN 86W AND 88.5W. SCATTERED

MODERATE TO ISOLATED STRONG IS FROM 10N TO 14N BETWEEN 86W AND

100W. SIMILAR CONVECTION IS FROM 11N TO 15N BETWEEN 104W AND

106W.



$$

.FORECASTER GR. NATIONAL HURRICANE CENTER.

