

721 

FZPN02 KWBC 251725

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 UTC THU AUG 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 25. 

24 HOUR FORECAST VALID 1200 UTC AUG 26. 

48 HOUR FORECAST VALID 1200 UTC AUG 27. 



.WARNINGS. 



...GALE WARNING... 

.FROM 50N TO 55N BETWEEN 129W AND 136W N TO NW WINDS 25 TO 35 

KT. SEAS TO 12 FT. ELSEWHERE FROM 39N TO 56N BETWEEN 125W AND 

138W N TO NW WINDS 20 TO 30 KT. SEAS TO 11 FT.

.24 HOUR FORECAST FROM 50N TO 54N BETWEEN 128W AND 133W N TO NW 

WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE FROM 45N TO 55N 

BETWEEN 128W AND 140W AND FROM 37N TO 45N BETWEEN 125W AND 143W 

WINDS 20 TO 30 KT. SEAS TO 11 FT.

.48 HOUR FORECAST FROM 45N TO 50N BETWEEN 126W AND 131W AND FROM 

48N TO 55N BETWEEN 131W AND 149W WINDS 20 TO 30 KT. SEAS TO 11 

FT.



...GALE WARNING... 

.LOW 36N167W 1009 MB MOVING NW 10 KT. WITHIN 120 NM EITHER SIDE 

OF A LINE FROM 48N162W TO 32N163W S TO SE WINDS 25 TO 35 KT. 

SEAS 9 TO 15 FT. ELSEWHERE WITHIN 240 NM EITHER SIDE OF A LINE 

FROM 52N156W TO 31N163W AND FROM 38N TO 42N BETWEEN 171W AND 

178W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.

.24 HOUR FORECAST LOW 39N171W 1013 MB. WITHIN 180 NM OF LOW AND 

FROM 32N TO 51N BETWEEN 158W AND 164W WINDS 20 TO 30 KT. SEAS TO 

12 FT.

.48 HOUR FORECAST LOW 45N172W 1013 MB. WITHIN 180 NM E QUADRANT 

AND FROM 34N TO 47N BETWEEN 160W AND 164W WINDS 20 TO 30 KT. 

SEAS TO 11 FT.



...GALE WARNING... 

.LOW NW OF AREA 59N172E 998 MB MOVING E 10 KT. OVER FORECAST 

WATERS N OF 54N BETWEEN 176W AND 179E S TO SE WINDS 25 TO 35 KT. 

SEAS 9 TO 15 FT. ELSEWHERE NW OF A LINE FROM 48N169E TO 54N175W 

TO 63N173W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

.24 HOUR FORECAST LOW 58N180W 1002 MB. FROM 53N TO 60N BETWEEN 

169W AND 173W S TO SE WINDS TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST LOW 56N178W 1015 MB. WINDS LESS THAN 25 KT. 

SEAS LESS THAN 8 FT.



.SYNOPSIS AND FORECAST. 



.24 HOUR FORECAST WITHIN 180 NM EITHER SIDE OF A LINE FROM 

57N137W TO 53N154W SW TO W WINDS 20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST CONDITIONS DESCRIBED IN FIRST GALE WARNING 

ABOVE.



.24 HOUR FORECAST OVER FORECAST WATERS FROM 30N TO 39N W OF 163E 

SE WINDS TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST FROM 30N TO 41N W OF 165E SE WINDS 20 TO 30 

KT. SEAS 8 TO 13 FT.



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

WATERS WITHIN 120 NM EITHER SIDE OF A LINE FROM 60N149W TO 

54N151W...WITHIN 240 NM EITHER SIDE OF A LINE FROM 54N151W TO 

43N163W...N OF 47N BETWEEN 179E AND 170E...AND W OF 170E BETWEEN 

45N AND 49N.

.24 HOUR FORECAST DENSE FOG WITHIN 240 NM EITHER SIDE OF A LINE 

FROM 54N150W TO 43N167W...N OF 62N W OF 167W...NW OF A LINE FROM 

50N179E TO 60N172W...AND W OF A LINE FROM 45N160E TO 45N180W TO 

54N167E.

.48 HOUR FORECAST DENSE FOG FROM 43N TO 54N BETWEEN 149W AND 

174W...NW OF A LINE FROM 56N175W TO 65N167W...AND W OF A LINE 

FROM 45N160E TO 51N180W TO 57N176E.



.HIGH 49N143W 1041 MB MOVING SW 10 KT.

.24 HOUR FORECAST HIGH 47N147W 1036 MB.

.48 HOUR FORECAST HIGH 46N152W 1031 MB.



.HIGH 53N170W 1023 MB MOVING E 05 KT.

.24 HOUR FORECAST HIGH DISSIPATED.



.HIGH 43N175E 1026 MB MOVING SW 05 KT.

.24 HOUR FORECAST HIGH 42N172E 1028 MB.

.48 HOUR FORECAST HIGH 40N171E 1020 MB.



.24 HOUR FORECAST NEW HIGH 57N162W 1027 MB.

.48 HOUR FORECAST HIGH 60N165W 1028 MB.



.48 HOUR FORECAST NEW HIGH 48N168E 1025 MB.



.48 HOUR FORECAST NEW HIGH 30N132W 1019 MB. 



.FORECASTER FIGURSKEY. 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 THU AUG 25.

24 HOUR FORECAST VALID 1200 UTC FRI AUG 26.

48 HOUR FORECAST VALID 1200 UTC SAT AUG 27.



.WARNINGS.



...HURRICANE WARNING...

.TROPICAL STORM LESTER NEAR 16.6N 112.5W 1002 MB AT 1500 UTC AUG

25 MOVING WNW OR 295 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 45 KT

GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM N

SEMICIRCLE AND 20 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN

30 NM NW AND SE QUADRANTS...45 NM NE QUADRANT AND 0 NM SW

QUADRANT WITH SEAS TO 15 FT. ELSEWHERE WITHIN 60 NM N SEMICIRCLE

AND 45 NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 11 FT IN

MIXED E AND SW SWELL.

.24 HOUR FORECAST HURRICANE LESTER NEAR 17.5N 115.0W. MAXIMUM

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

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

QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN

60 NM W SEMICIRCLE AND 45 NM E SEMICIRCLE WITH SEAS TO 20 FT.

ELSEWHERE WITHIN 120 NM W SEMICIRCLE AND 90 NM E SEMICIRCLE

WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 

.48 HOUR FORECAST HURRICANE LESTER NEAR 17.8N 118.0W. MAXIMUM

SUSTAINED WINDS 75 KT GUSTS 90 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

120 NM W SEMICIRCLE AND 90 NM E SEMICIRCLE WITH SEAS TO 25 FT.

ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33 KT. SEAS 11 TO

13 FT. REMAINDER AREA WITHIN 300 NM SW SEMICIRCLE AND 240 NM NE

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

.72 HOUR FORECAST HURRICANE LESTER NEAR 17.9N 122.3W. MAXIMUM

SUSTAINED WINDS 80 KT GUSTS 100 KT.

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

.96 HOUR FORECAST HURRICANE LESTER NEAR 18.0N 127.5W. MAXIMUM

SUSTAINED WINDS 80 KT GUSTS 100 KT.

.120 HOUR FORECAST HURRICANE LESTER NEAR 18.0N 132.5W. MAXIMUM

SUSTAINED WINDS 75 KT GUSTS 90 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 PRES NEAR 11.5N129W 1008 MB MOVING W 15 KT. FROM 13N TO 17N

BETWEEN 124W AND 139W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN

MIXED NE AND SE SWELL. 

.24 HOUR FORECAST LOW PRES NEAR 13N133W 1007 MB. WITHIN 270 NM

E QUADRANT AND 360 NM S SEMICIRCLE WINDS S TO SW 20 TO 25 KT.

SEAS TO 9 FT. WITHIN 210 NM NW QUADRANT WINDS 20 KT OR LESS.

SEAS TO 8 FT IN MIXED NE AND SE SWELL. 

.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR

13N137W 1005 MB. WITHIN 270 NM SE SEMICIRCLE S TO SW WINDS 20 TO

30 KT. SEAS 8 TO 10 FT. WITHIN 210 NM NW SEMICIRCLE N TO NE

WINDS 20 TO 25 KT. SEAS TO 9 FT.



.WITHIN 30 NM EITHER SIDE OF LINE FROM 16.5N95W TO 14.5N95W TO

13N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO

30 KT. SEAS TO 10 FT. 

.24 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14N BETWEEN 94.5W AND

95.5W N WINDS 20 TO 25 KT. SEAS TO 8 FT.

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



.12 HOUR FORECAST FROM 03.5N TO 08N BETWEEN 93W AND 104W WINDS

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

.24 HOUR FORECAST FROM 05N TO 10N BETWEEN 94W AND 105W WINDS 20

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

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



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



CONVECTION VALID AT 1500 UTC THU AUG 25...



.TROPICAL STORM LESTER...NUMEROUS STRONG WITHIN 60 NM NW

AND 45 NM SE SEMICIRCLES. SCATTERED MODERATE TO STRONG ELSEWHERE

WITHIN 120 NM OF CENTER. 



.LOW PRESSURE NEAR 11.5N129W...SCATTERED TO NUMEROUS STRONG

WITHIN 360 NM NW SEMICIRCLE. SCATTERED MODERATE TO STRONG WITHIN

210 NM S SEMICIRCLE.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH EXTENDS FROM 10N74W TO 08N79W TO 09N85W TO

10N106W. SCATTERED TO NUMEROUS STRONG FROM 05N TO 08N BETWEEN

81W AND 83W...AND 150 NM S OF MONSOON TROUGH BETWEEN 97W AND

110W. 





.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1200 UTC AUG 25 2016.

24 HOUR FORECAST VALID 1200 UTC AUG 26 2016.

48 HOUR FORECAST VALID 1200 UTC AUG 27 2016.



.WARNINGS. 



.NONE. 



.SYNOPSIS AND FORECAST. 



.WEAKENING FRONT 30N173W TO 28N179W TO 30N174E MOVING S SLOWLY. 

.24 HOUR FORECAST WEAKENING FRONT 30N171W TO 27N178W TO 27N174E. 

.48 HOUR FORECAST FRONT WEAKENED TO A TROUGH 30N171W TO 28N177W. 



.TROUGH 23N169W TO 20N176W TO 18N177E TO 19N171E TO 14N167E 

NEARLY STATIONARY. SCATTERED MODERATE TO STRONG TSTMS FROM 14N 

TO 18N BETWEEN 177W AND 174E...AND FROM 14N TO 17N BETWEEN 168W 

AND 171W. ISOLATED MODERATE TSTMS ELSEWHERE FROM 12N TO 24N 

BETWEEN 174W AND 161E...AND FROM 21N TO 25N BETWEEN 166W AND 

169W. 

.24 HOUR FORECAST TROUGH 24N169W TO 22N179W TO 16N168E. 

.48 HOUR FORECAST TROUGH 26N175W TO 21N177E. 



.TROUGH 11N170E TO 07N167E TO 04N163E MOVING NW SLOWLY. ISOLATED 

MODERATE TO STRONG TSTMS FROM 03N TO 11N BETWEEN 161E AND 176E. 

.24 HOUR FORECAST TROUGH 12N168E TO 07N163E. 

.48 HOUR FORECAST TROUGH W OF FORECAST AREA. 



.RIDGE 30N155W TO 24N161W TO 14N175W MOVING NW SLOWLY. 



.48 HOUR FORECAST S TO SE WINDS 20 TO 25 KT FROM 27N TO 29N W OF 

161E...AND N OF 29N W OF 163E. 



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



.SEAS 8 FT OR LESS OVER ENTIRE FORECAST AREA. 

.24 HOUR FORECAST SEAS 8 TO 9 FT NEAR 30N160E. 

.48 HOUR FORECAST SEAS 8 TO 12 FT N AND W OF A LINE 30N162E TO 

26N160E. 



.OTHERWISE SEAS 8 FT OR LESS OVER REMAINDER OF FORECAST AREA. 



.ITCZ 10N140W TO 11N148W TO 08N161W TO 08N170W. ISOLATED 

MODERATE TSTMS FROM 05N TO 12N BETWEEN 153W AND 175W...AND FROM 

07N TO 15N BETWEEN 140W AND 153W. 



.ISOLATED MODERATE TSTMS FROM 01N TO 10N BETWEEN 176E AND 

177W...AND FROM 12N TO 16N BETWEEN 160W AND 162W. 



$$ 



.HONOLULU HI.

