

997 

FZPN02 KWBC 171725

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 UTC WED AUG 17 2016



CCODE/1:31:12:01:00/AOW+POR/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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). 



SECURITE 



PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT 

TO 50N 160E 



SYNOPSIS VALID 1200 UTC AUG 17. 

24 HOUR FORECAST VALID 1200 UTC AUG 18. 

48 HOUR FORECAST VALID 1200 UTC AUG 19. 



.WARNINGS. 



...GALE WARNING... 

.LOW 52N161W 997 MB MOVING N 05 KT WITH SECOND LOW 37N168W 1014 

MB MOVING NE 15 KT. OVER FORECAST WATERS BETWEEN 120 NM AND 420 

NM N...BETWEEN 90 NM AND 480 NM NE...WITHIN 360 NM E AND 

S...BETWEEN 120 NM AND 360 NM W...AND BETWEEN 120 NM AND 420 NM 

NW QUADRANTS OF FIRST LOW WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. 

ALSO WITHIN 120 NM EITHER SIDE OF A LINE FROM 58N154W TO 54N144W 

TO 43N152W TO 37N161W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.

.24 HOUR FORECAST LOW 55N162W 1009 MB WITH SECOND LOW 40N162W 

1014 MB. WITHIN 180 NM S SEMICIRCLE OF SECOND LOW WINDS 25 TO 35 

KT. SEAS TO 12 FT. ELSEWHERE WITHIN 300 NM E SEMICIRCLE OF FIRST 

LOW...AND WITHIN 120 NM EITHER SIDE OF A LINE FROM 59N139W TO 

47N149W TO 36N163W WINDS 20 TO 30 KT. SEAS TO 11 FT.

.48 HOUR FORECAST LOW 57N163W 1014 MB WITH SECOND LOW 48N153W 

1018 MB. WITHIN 120 NM EITHER SIDE OF A LINE FROM 55N146W TO 

48N150W TO 39N160W TO 37N168W WINDS 20 TO 30 KT. SEAS TO 11 FT.



...GALE WARNING... 

.OVER FORECAST WATERS FROM 34N TO 45N BETWEEN 124W AND 131W AREA 

OF N TO NW WINDS 25 TO 40 KT...HIGHEST FROM 38N TO 43N BETWEEN 

124W AND 128W. SEAS 8 TO 16 FT.

.24 HOUR FORECAST FROM 32N TO 54N BETWEEN 124W AND 134W AREA OF 

N TO NW WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.

.48 HOUR FORECAST FROM 35N TO 54N BETWEEN 125W AND 139W AREA OF 

N TO NW WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.



...GALE WARNING...

.OVER FORECAST WATERS WITHIN 90 NM EITHER SIDE OF A LINE FROM 

53N132W TO 45N126W NW WINDS 20 TO 30 KT. SEAS TO 10 FT.

.06 HOUR FORECAST FROM 48N TO 51N BETWEEN 127W AND 130W AREA OF 

NW WINDS 25 TO 35 KT. SEAS TO 12 FT.

.24 HOUR FORECAST CONDITIONS DESCRIBED WITH GALE WARNING 

IMMEDIATELY ABOVE.



...GALE WARNING... 

.OVER FORECAST WATERS W OF A LINE FROM 37N160E TO 30N168E AREA 

OF E TO SE WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.

.24 HOUR FORECAST W OF A LINE FROM 37N160E TO 30N165E AREA OF E 

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

.48 HOUR FORECAST W OF A LINE FROM 35N160E TO 30N162E AREA OF E 

TO SE WINDS TO 25 KT. SEAS TO 10 FT.



.SYNOPSIS AND FORECAST. 



.24 HOUR FORECAST N OF 64N W OF 168W SW WINDS TO 25 KT. SEAS 

LESS THAN 8 FT.

.48 HOUR FORECAST CONDITIONS DIMINISHED.



.48 HOUR FORECAST NW OF A LINE FROM 50N163E TO 54N172E SW WINDS 

TO 25 KT. SEAS TO 8 FT.



.48 HOUR FORECAST FROM 38N TO 40N BETWEEN 176E AND 173E AREA OF 

E WINDS TO 25 KT. SEAS TO 8 FT.



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

WATERS FROM 48N TO 54N BETWEEN 142W AND 150W...AND N OF 45N W OF 

177E.

.24 HOUR FORECAST DENSE FOG WITHIN 120 NM EITHER SIDE OF A LINE 

FROM 56N140W TO 48N149W...AND N OF 45N W OF 174E.

.48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY 46N153W TO 

54N149W TO 53N139W TO 46N153W...N OF 64N W OF 168W...AND W OF A 

LINE FROM 46N160E TO 43N168E TO 52N180W TO 60N180W.



.HIGH 42N140W 1033 MB MOVING N 05 KT.

.24 HOUR FORECAST HIGH 44N141W 1034 MB.

.48 HOUR FORECAST HIGH 44N143W 1033 MB.



.HIGH 50N135W 1034 MB NEARLY STATIONARY.

.24 HOUR FORECAST HIGH DISSIPATED.



.HIGH 44N165E NEARLY STATIONARY.

.24 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST HIGH 46N166E 1029 MB.



.HIGH 58N180W 1025 MB MOVING S 25 KT.

.24 HOUR FORECAST HIGH 48N178E 1026 MB.

.48 HOUR FORECAST HIGH 45N180W 1029 MB.



.24 HOUR FORECAST NEW HIGH 60N147W 1023 MB.

.48 HOUR FORECAST HIGH DISSIPATED.



.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 WED AUG 17.

24 HOUR FORECAST VALID 1200 UTC THU AUG 18.

48 HOUR FORECAST VALID 1200 UTC FRI AUG 19.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.LOW PRES NEAR 14N107.5W 1007 MB. WITHIN 180 NM SE QUADRANT

WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 08N TO 14N

BETWEEN 100W AND 115W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN

S TO SW SWELL. WITHIN 60 NM OF COAST OF MEXICO BETWEEN 96W

AND 99W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.24 HOUR FORECAST LOW PRES NEAR 16N109W 1007 MB. WITHIN 180

NM SE QUADRANT WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE

WITHIN 300 NM SE SEMICIRCLE WINDS 20 KT OR LESS. SEAS 8 FT 

IN S TO SW SWELL. WITHIN 60 NM OF COAST OF MEXICO BETWEEN 100W

AND 105W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.48 HOUR FORECAST LOW PRES NEAR 18N111W 1007 MB. WITHIN 180 NM

SE QUADRANT WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.



.LOW PRES NEAR 15.5N130W 1010 MB. WITHIN AREA BOUNDED BY

17N130W TO 18N129W TO 19N131W TO 17N132W TO 15N132W TO 16N131W

TO 17N130W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.

.24 HOUR FORECAST LOW PRES NEAR 14N135W 1010 MB. WITHIN AREA

BOUNDED BY 18N134W TO 18N135W TO 17N137W TO 16N136W TO 16N135W

TO 17N134W TO 18N134W WINDS 20 KT OR LESS. SEAS TO 8 FT IN

MIXED SWELL.

.48 HOUR FORECAST LOW PRES W OF AREA. WINDS 20 KT OR LESS.

SEAS LESS THAN 8 FT.



.WITHIN AREA BOUNDED BY 00S99W TO 02N102W TO 05N113W TO 02N120W

TO 03.4S120W TO 03.4S89W TO 00S99W WINDS 20 KT OR LESS. SEAS 8

FT IN SW SWELL.

.24 HOUR FORECAST WITHIN AREA BOUNDED BY 02N107W TO 03N123W TO

02N128W TO 01S120W TO 03.4S120W TO 03.4S96W TO 02N107W WINDS 20

KT OR LESS. SEAS 8 TO 9 FT IN S TO SW SWELL.

.48 HOUR FORECAST WITHIN AREA BOUNDED BY 02N111W TO 03N117W TO

02N128W TO 01S120W TO 03.4S120W TO 03.4S98W TO 02N111W WINDS 20

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



.06 HOUR FORECAST WITHIN AREA BOUNDED BY 30N126W TO 30N135.5W TO

29N134W TO 29.5N129.5W TO 30N126W WINDS 20 KT OR LESS. SEAS TO

8 FT IN NW SWELL.

.24 HOUR FORECAST WITHIN AREA BOUNDED BY 30N128.5W TO 30N132W TO

29.5N130.5W TO 29.5N129.5W TO 30N128.5W WINDS 20 KT OR LESS.

SEAS TO 8 FT IN NW TO N SWELL.

.48 HOUR FORECAST WITHIN AREA BOUNDED BY 30N126W TO 30N135W TO

29N133W TO 29N129W TO 30N126W WINDS 20 KT OR LESS. SEAS TO 8 FT

IN N SWELL.



.24 HOUR FORECAST WITHIN AREA BOUNDED BY 16N94W TO 16N95W TO

15N96W TO 15N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF

TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 8 FT.

.48 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 WED AUG 17...



.LOW PRES NEAR 14N107.5W...SCATTERED MODERATE WITHIN 150 NM

SW QUADRANT.



.LOW PRES NEAR 15.5N130W...SCATTERED MODERATE WITHIN 150 NM

N QUADRANT.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH AXIS EXTENDS FROM 11N85W TO 14N94W TO 14N100W 

THEN RESUMES FROM LOW PRES NEAR 14N107.5W TO 09N125W THEN

RESUMES FROM LOW PRES NEAR 15.5N130W TO 12N140W. SCATTERED 

MODERATE FROM 05N TO 08N E OF 88W...WITHIN 180 NM S OF AXIS

E OF 91W...AND N OF A LINE FROM 13N93W TO 10N101W TO 18N108W

TO 24N108W.





.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1200 UTC AUG 17 2016.

24 HOUR FORECAST VALID 1200 UTC AUG 18 2016.

48 HOUR FORECAST VALID 1200 UTC AUG 19 2016.



.WARNINGS. 



...GALE WARNING... 

.LOW W OF FORECAST AREA NEAR 27N155E 996 MB MOVING WNW 15 KT. SE 

TO S WINDS 25 TO 35 KT OVER FORECAST WATERS N OF LINE FROM 

29N160E TO 22N164E. SE TO S WINDS 20 TO 25 KT ELSEWHERE N OF 19N 

W OF 167E. SEAS 12 TO 18 FT W OF LINE FROM 30N165E TO 24N166E. 

SEAS 8 TO 12 FT ELSEWHERE W OF LINE FROM 30N169E TO 23N170E TO 

18N160E. ISOLATED MODERATE TSTMS N OF 19N W OF 166E. 

.24 HOUR COMPLEX LOW W OF FORECAST AREA. SE WINDS 20 TO TO 25 KT 

AND SEAS 8 TO 12 FT OVER FORECAST WATERS N OF 19N W OF 165E. 

.48 HOUR FORECAST WINDS EASED TO 20 KT OR LESS OVER FORECAST 

WATERS. SEAS 8 TO 12 FT N OF 21N W OF 164E. 



.SYNOPSIS AND FORECAST. 



.LOW 12N151W 1008 MB MOVING W 10 KT. TROUGH FROM LOW TO 13N147W 

TO 13N140W NEARLY STATIONARY. ISOLATED MODERATE TSTMS FROM 10N 

TO 15N BETWEEN 149W AND 153W...FROM 09N TO 12N BETWEEN 154W AND 

158W...AND WITHIN 75 NM OF TROUGH E OF 147W. 

.24 HOUR FORECAST LOW 12N155W 1008 MB. TROUGH FROM LOW TO 

14N153W TO NEW LOW 12N140W 1010 MB. 

.48 HOUR FORECAST LOW 12N160W 1008 MB. TROUGH FROM LOW TO 

15N158W TO 11N150W TO LOW 13N144W 1008 MB TO 15N140W. 



.TROUGH FROM 15N166W TO 10N170W TO 06N180W MOVING WNW 10 KT. 

ISOLATED MODERATE TO LOCALLY STRONG TSTMS FROM 07N TO 18N 

BETWEEN 163W AND 170W...AND FROM 03N TO 10N BETWEEN 173W AND 

179E. 

.24 HOUR FORECAST TROUGH FROM 16N172W TO 10N179W TO 05N177E. 

.48 HOUR FORECAST WEAK TROUGH FROM 18N177W TO 13N177W TO 

07N173E. 



.TROUGH FROM 15N173E TO 10N170E TO 02N169E MOVING W 10 KT. 

ISOLATED MODERATE TSTMS FROM 11N TO 15N BETWEEN 171E AND 177E. 

.24 HOUR FORECAST TROUGH FROM 14N169E TO 10N166E TO 05N164E. 

.48 HOUR FORECAST TROUGH FROM 15N167E TO 10N163E TO 05N162E. 



.WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS OVER REST OF FORECAST 

AREA. 



.ISOLATED MODERATE TSTMS FROM 20N TO 24N BETWEEN 171W AND 179W. 



$$ 



.FORECASTER KINEL. HONOLULU HI.

