

841 

FZPN02 KWBC 042325

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

2345 UTC THU AUG 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC AUG 04. 

24 HOUR FORECAST VALID 1800 UTC AUG 05. 

48 HOUR FORECAST VALID 1800 UTC AUG 06. 



.WARNINGS. 



...GALE WARNING... 

.FROM 39N TO 43N BETWEEN 124W AND 128W AREA OF N WINDS 25 TO 35 

KT. SEAS 8 TO 13 FT. ELSEWHERE FROM 35N TO 50N BETWEEN 124W AND 

132W AREA OF N WINDS 20 TO 30 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST FROM 32N TO 46N BETWEEN 123W AND 130W AREA OF 

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

.48 HOUR FORECAST FROM 33N TO 42N BETWEEN 122W AND 129W AREA OF 

N WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 



.SYNOPSIS AND FORECAST. 



.LOW 49N176W 1009 MB MOVING NE 20 KT WILL ACCELERATE AFTER 12 

HOURS. FROM 42N TO 48N BETWEEN 168W AND 176E WINDS 20 TO 30 KT. 

SEAS TO 10 FT. 

.24 HOUR FORECAST LOW 55N165W 1006 MB. CONDITIONS DESCRIBED WITH 

LOW 59N169W BELOW. 



.LOW 55N169W 1008 MB MOVING N 10 KT. FRONT EXTENDS FROM 58N158W 

TO 51N160W TO 46N163W. WITHIN 300 NM E OF FRONT WINDS 20 TO 30 

KT. SEAS TO 10 FT. 

.24 HOUR FORECAST LOW 59N169W 1003 MB. WITHIN 420 NM E OF A LINE 

FROM 55N163W TO 45N164W WINDS 20 TO 30 KT. SEAS TO 10 FT.   

.48 HOUR FORECAST LOW 59N170W 997 MB. WITHIN 300 NM SE 

SEMICIRCLE AND 300 NM W QUADRANT WINDS TO 25 KT. SEAS TO 8 FT. 



.OVER FORECAST WATERS W OF A LINE FROM 50N167E TO 43N167E TO 

40N164E AREA OF S TO SW WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.24 HOUR FORECAST WITHIN 300 NM S OF A LINE FROM 50N180W TO 

48N169E TO 46N160E AREA OF SW WINDS 20 TO 30 KT. SEAS TO 12 FT. 

.48 HOUR FORECAST WITHIN 360 NM S OF A LINE FROM 52N162W TO 

49N175E TO 45N160E AREA OF SW WINDS 20 TO 30 KT. SEAS TO 12 FT. 



.FROM 30N TO 33N BETWEEN 160E AND 168E AREA OF SE WINDS TO 25 

KT. SEAS TO 8 FT. 

.24 HOUR FORECAST FROM 30N TO 34N BETWEEN 160E AND 168E AREA OF 

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

.48 HOUR FORECAST OVER FORECAST WATERS SW OF A LINE FROM 36N160E 

TO 30N169E AREA OF E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. 



.24 HOUR FORECAST FROM 46N TO 56N BETWEEN 125W AND 138W AREA OF 

NW WINDS TO 25 KT. SEAS TO 8 FT. 

.48 HOUR FORECAST FROM 41N TO 56N BETWEEN 130W AND 139W AREA OF 

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



.48 HOUR FORECAST WITHIN 240 NM SE OF A LINE FROM 56N149W TO 

48N159W WINDS TO 25 KT. SEAS TO 9 FT.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 57N 

BETWEEN 140W AND 180W AND N OF 40N W OF 180W. 

.24 HOUR FORECAST DENSE FOG FROM 44N TO 55N BETWEEN 146W AND 

163W AND FROM 39N TO 53N W OF 176W. 

.48 HOUR FORECAST DENSE FOG FROM 44N TO 54N BETWEEN 146W AND 

158W...N OF 60N BETWEEN 166W AND 174W AND FROM 40N TO 54N W OF 

170W. 



.HIGH 45N148W 1038 MB DRIFTING SE. 

.24 HOUR FORECAST HIGH 45N147W 1035 MB. 

.48 HOUR FORECAST HIGH 45N146W 1034 MB. 



.HIGH 38N175E 1028 MB MOVING E 10 KT. 

.24 HOUR FORECAST HIGH 38N179E 1028 MB. 

.48 HOUR FORECAST HIGH 38N176W 1029 MB. 



.FORECASTER KOSIER. 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 THU AUG 04.

24 HOUR FORECAST VALID 1800 UTC FRI AUG 05.

48 HOUR FORECAST VALID 1800 UTC SAT AUG 06.



.WARNINGS.



...HURRICANE WARNING...

.TROPICAL STORM IVETTE NEAR 14.7N 127.3W 1002 MB AT 2100 UTC AUG

04 MOVING W OR 270 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 45 KT

GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE

QUADRANTS...60 NM NE QUADRANT AND 0 NM SW QUADRANT. SEAS 12 FT

OR GREATER WITHIN 90 NM N SEMICIRCLE...60 NM SE QUADRANT AND 30

NM SW QUADRANT WITH SEAS TO 16 FT.

.24 HOUR FORECAST TROPICAL STORM IVETTE NEAR 15.0N 131.2W.

MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE

WINDS WITHIN 80 NM NE QUADRANT...50 NM SE QUADRANT...30 NM SW

QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER 120 NM N

SEMICIRCLE...90 NM SE QUADRANT AND 60 NM SW QUADRANT WITH SEAS

TO 20 FT. ELSEWHERE WITHIN 180 NM N SEMICIRCLE...150 NM SE...AND

90NM SW WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA

FROM 12N TO 19N BETWEEN 128W AND 135W WINDS 20 KT OR LESS. SEAS8

TO 10 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE IVETTE NEAR 16.1N 134.7W. MAXIMUM

SUSTAINED WINDS 65 KT GUSTS 80 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 150NM N

SEMICIRCLE...120 NM SE QUADRANT AND 90 NM SW QUADRANT WITH SEAS

TO 24 FT. ELSEWHERE WITHIN 210 NM N SEMICIRCLE...180 NM SE...AND

120 NM SW WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA

FROM 12N TO 22N BETWEEN 131W AND 140W WINDS 20 KT OR LESS.SEAS 8

TO 10 FT IN MIXED SWELL.

.72 HOUR FORECAST TROPICAL STORM IVETTE NEAR 17.4N 137.8W.

MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.

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

.96 HOUR FORECAST TROPICAL STORM IVETTE NEAR 18.5N 141.0W.

MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.

.120 HOUR FORECAST TROPICAL STORM IVETTE NEAR 19.0N 144.0W.

MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 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.



.REMNANT LOW OF HOWARD NEAR 22N140W 1011 MB. OVER FORECAST

WATERS FROM 22N TO 28N W OF 137W NE TO E WINDS 20 TO 30

KT...EXCEPT E TO SE S OF 23N. SEAS 10 TO 15 FT. ELSEWHERE FROM

18N TO 29N W OF 135W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN

MIXED SWELL. 

.24 HOUR FORECAST CONDITIONS ASSOCIATED WITH REMNANT LOW OF

HOWARD MOVED W OF AREA. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.



.GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W AND 95.5W N WINDS

20 TO 25 KT. SEAS TO 8 FT.

.12 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 1800 UTC WED AUG 4...



.TROPICAL STORM IVETTE...NUMEROUS MODERATE TO STRONG WITHIN

120 NM SE SEMICIRCLE. NUMEROUS MODERATE ELSEWHERE WITHIN 150 NM

SE AND 90 NM NW SEMICIRCLES. 



.REMNANT LOW OF HOWARD...SCATTERED MODERATE WITHIN 120 NM N

SEMICIRCLE. 



.TROUGH FROM 15N93W TO 12N94W...SCATTERED MODERATE FROM 12N TO

15N W OF TROUGH TO 98W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 11N102W TO 09N112W. ITCZ AXIS FROM 10N130W

TO 09N135W TO 11N140W. SCATTERED MODERATE FROM 07N TO 09N

BETWEEN 107W AND 109W AND WITHIN 90 NM N OF TROUGH BETWEEN 113 W

AND 116W. SIMILAR CONVECTION IS WITHIN 150 NM S OF AXIS W OF

130W.



.FORECASTER GR. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1800 UTC AUG 04 2016.

24 HOUR FORECAST VALID 1800 UTC AUG 05 2016.

48 HOUR FORECAST VALID 1800 UTC AUG 06 2016.



.WARNINGS. 



.NONE. 



.SYNOPSIS AND FORECAST. 



.TROUGH 24N172E 20N160E NEARLY STATIONARY. E TO SE WINDS 20 TO 

30 KT N OF 21N W OF 171E. SCATTERED MODERATE TO STRONG TSTMS 

FROM 17N TO 27N W OF 175E. 

.24 HOUR FORECAST TROUGH FROM 23N160E TO NEW LOW NEAR 23N165E 

1009 MB NEARLY STATIONARY. E WINDS 20 TO 25 KT N OF 22N W OF 

170E. 

.48 HOUR FORECAST LOW NEAR 22N164E. TROUGH FROM 22N160E TO LOW 

TO 21N170E. E WINDS 20 TO 25 KT N OF 23N W OF 170E. 



.LOW NEAR 22N140W 1012 MB MOVING W 15 KT. WINDS 20 TO 30 KT AND 

SEAS 8 TO 14 FT WITHIN 300 NM N SEMICIRCLE. ISOLATED MODERATE 

TSTMS WITHIN 180 NM N SEMICIRCLE. 

.24 HOUR FORECAST LOW 22N146W 1013 MB. WINDS 20 TO 30 KT AND 

SEAS 8 TO 12 FT WITHIN 300 NM N SEMICIRCLE. 

.48 HOUR FORECAST LOW WEAKENED TO TROUGH 24N151W 18N150W. WINDS 

20 TO 30 KT AND SEAS 8 TO 11 FT FROM 22N TO 25N BETWEEN 148W AND 

154W. 



.SEAS 8 TO 12 FT N OF 20N W OF 172E. 

.24 HOUR FORECAST SEAS 8 TO 12 FT N OF 20N W OF 170E. 

.48 HOUR FORECAST SEAS 12 TO 16 FT N OF 22N W OF 165E. SEAS 8 TO 

12 FT OTHERWISE N OF 20N W OF 171E. 



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



.ITCZ 10N140W 13N145W 06N173W. SCATTERED MODERATE TO STRONG 

TSTMS WITHIN 240 NM OF ITCZ E OF 170W. ISOLATED MODERATE TO 

STRONG TSTMS WITHIN 270 NM N OF ITCZ W OF 170W. 



.SCATTERED MODERATE TO STRONG TSTMS FROM 10N TO 16N BETWEEN 174E 

AND 164E. 



$$ 



.FORECASTER MORRISON. HONOLULU HI.

