

803 

FZPN02 KWBC 041725

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC AUG 04. 

24 HOUR FORECAST VALID 1200 UTC AUG 05. 

48 HOUR FORECAST VALID 1200 UTC AUG 06. 



.WARNINGS. 



...GALE WARNING... 

.FROM 38N TO 43N BETWEEN 124W AND 128W AREA OF N WINDS 25 TO 35 

KT. SEAS 8 TO 13 FT. ELSEWHERE FROM 33N TO 50N BETWEEN 124W AND 

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

.24 HOUR FORECAST FROM 39N TO 44N BETWEEN 124W AND 127W AREA OF 

N WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE E OF A LINE FROM 

54N135W TO 44N132W TO 33N127W AREA OF N WINDS 20 TO 30 KT. SEAS 

TO 10 FT. 

.48 HOUR FORECAST FROM 32N TO 43N BETWEEN 122W AND 129W AREA OF 

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



.SYNOPSIS AND FORECAST. 



.LOW 49N180W 1009 MB MOVING E 20 KT WILL TURN NE AFTER 12 HOURS. 

FROM 42N TO 48N BETWEEN 172W AND 173E WINDS 20 TO 30 KT. SEAS TO 

10 FT. 

.24 HOUR FORECAST LOW 51N168W 1009 MB. WITHIN 540 NM S AND SE 

QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH 

LOW 60N170W. 



.LOW 55N170W 1008 MB MOVING NE 15 KT. FRONT EXTENDS FROM 58N159W 

TO 50N162W TO 45N166W. WITHIN 300 NM E OF FRONT WINDS 20 TO 30 

KT. SEAS TO 10 FT. 

.24 HOUR FORECAST LOW 59N167W 1005 MB. WITHIN 420 NM E OF A LINE 

FROM 58N159W TO 51N164W AREA OF S TO SW WINDS TO 25 KT. SEAS TO 

9 FT. 

.48 HOUR FORECAST LOW 60N170W 999 MB. FROM 47N TO 59N BETWEEN 

147W AND 157W AND WITHIN 240 NM W AND SE QUADRANTS WINDS TO 25 

KT. SEAS TO 9 FT. 



.OVER FORECAST WATERS W OF A LINE FROM 48N166E TO 41N163E AREA 

OF SW WINDS TO 25 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST WITHIN 300 NM S OF A LINE FROM 50N175E TO 

47N160E AREA OF SW WINDS 20 TO 30 KT. SEAS TO 11 FT. 

.48 HOUR FORECAST WITHIN 360 NM S OF A LINE FROM 52N168W TO 

49N174E TO 46N160E AREA OF SW WINDS 20 TO 30 KT. SEAS TO 12 FT. 



.FROM 30N TO 33N BETWEEN 160E AND 169E AREA OF SE WINDS TO 25 

KT. SEAS TO 8 FT. 

.24 HOUR FORECAST FROM 30N TO 34N BETWEEN 160E AND 170E AREA OF 

SE WINDS TO 25 KT. SEAS TO 10 FT. 

.48 HOUR FORECAST OVER FORECAST WATERS SW OF A LINE FROM 37N160E 

TO 30N171E AREA OF SE WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.  



.48 HOUR FORECAST FROM 43N TO 56N BETWEEN 130W AND 139W AREA OF 

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



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 58N 

BETWEEN 139W AND 180W AND N OF 40N W OF 180W. 

.24 HOUR FORECAST DENSE FOG FROM 44N TO 56N BETWEEN 138W AND 

176W AND N OF 40N W OF 179W. 

.48 HOUR FORECAST DENSE FOG FROM 44N TO 56N BETWEEN 146W AND 

158W...N OF 61N BETWEEN 166W AND 172W AND FROM 40N TO 54N W OF 

170W. 



.HIGH 45N149W 1039 MB NEARLY STATIONARY. 

.24 HOUR FORECAST HIGH 46N147W 1035 MB. 

.48 HOUR FORECAST HIGH 45N146W 1034 MB. 



.HIGH 38N175E 1028 MB NEARLY STATIONARY. 

.24 HOUR FORECAST LITTLE CHANGE. 

.48 HOUR FORECAST HIGH 38N179W 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 1200 UTC THU AUG 04.

24 HOUR FORECAST VALID 1200 UTC FRI AUG 05.

48 HOUR FORECAST VALID 1200 UTC SAT AUG 06.



.WARNINGS.



...HURRICANE WARNING...

.TROPICAL STORM IVETTE NEAR 15.1N 126.2W 1004 MB AT 1500 UTC AUG

04 MOVING W OR 280 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 40 KT

GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N

SEMICIRCLE...40 NM SE 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 15 FT. ELSEWHERE WITHIN 180 NM

NE...120 NM SE...30 NM SW...AND 210 NM NW QUADRANTS WINDS 20 TO

33 KT. SEAS 8 TO 12 FT. REMAINDER AREA FROM 13N TO 19N BETWEEN

122W AND 128W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.

.24 HOUR FORECAST TROPICAL STORM IVETTE NEAR 15.4N 130.4W.

MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE

WINDS WITHIN 80 NM N SEMICIRCLE...60 NM SE QUADRANT AND 40 NM SW

QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM NW AND 75 NM SE

SEMICIRCLES WITH SEAS TO 19 FT. ELSEWHERE WITHIN 240 NM NW AND

120 NM SE SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

REMAINDER AREA FROM 12N TO 19N BETWEEN 127W AND 134W WINDS 20 KT

OR LESS. SEAS TO 10 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE IVETTE NEAR 16.3N 134.1W. MAXIMUM

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

WITHIN 100 NM NE...80 NM SE...70 NM SW AND 90 NM NW QUADRANTS.

SEAS 12 FT OR GREATER WITHIN 180 NM NW AND 120 NM SE SEMICIRCLES

WITH SEAS TO 27 FT. ELSEWHERE WITHIN 210 NM N AND 150 NM S

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

FROM 12N TO 21N BETWEEN 131W AND 140W WINDS 20 KT OR LESS. SEAS

TO 10 FT IN MIXED SWELL.

.72 HOUR FORECAST HURRICANE IVETTE NEAR 17.5N 137.4W. MAXIMUM

SUSTAINED WINDS 65 KT GUSTS 80 KT.

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

.96 HOUR FORECAST TROPICAL STORM IVETTE NEAR 18.5N 140.5W.

MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.

.120 HOUR FORECAST TROPICAL STORM IVETTE NEAR 19.5N 143.5W.

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.



.POST-TROPICAL REMNANT LOW HOWARD NEAR 22N139W 1010 MB. OVER

FORECAST WATERS WITHIN 180 NM N SEMICIRCLE WINDS 20 TO 30 KT.

SEAS 10 TO 16 FT. ELSEWHERE FROM 18N TO 28N W OF 135W WINDS 20

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

.24 HOUR FORECAST CONDITIONS ASSOCIATED WITH REMNANT LOW 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 1500 UTC WED AUG 4...



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

45 NM NE AND 120 NM SW SEMICIRCLES. 



.POST-TROPICAL REMNANT LOW HOWARD...SCATTERED MODERATE WITHIN

120 NM N SEMICIRCLE. 



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 13N90W TO 11N94W TO 09N113W. ITCZ FROM

10N130W TO 11N140W. SCATTERED MODERATE TO STRONG FROM 10N TO 15N

BETWEEN 91W AND 98W. SCATTERED MODERATE WITHIN 30 NM OF LINE

FROM 12N107W TO 08N115W. SCATTERED MODERATE WITHIN 90 NM S OF

AXIS BETWEEN 131W AND 138W. 



.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1200 UTC AUG 04 2016.

24 HOUR FORECAST VALID 1200 UTC AUG 05 2016.

48 HOUR FORECAST VALID 1200 UTC AUG 06 2016.



.WARNINGS. 



.NONE. 



.SYNOPSIS AND FORECAST. 



.TROUGH 24N165E 24N160E MOVING S 10 KT. SEE WINDS AND SEAS 

BELOW. ISOLATED MODERATE TSTMS WITHIN 300 NM OF TROUGH. 

.24 HOUR FORECAST TROUGH 23N165E 23N160E. SEE WINDS AND SEAS 

BELOW. 

.48 HOUR FORECAST TROUGH 22N166E 23N160E. SEE WINDS AND SEAS 

BELOW. 



.LOW JUST E OF FORECAST AREA NEAR 22N139W 1010 MB. SEE WINDS AND 

SEAS BELOW. 

.24 HOUR FORECAST LOW 22N145W. SEE WINDS AND SEAS BELOW. 

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

WINDS AND SEAS BELOW. 



.WINDS 20 TO 30 KT E OF LINE 30N158W 23N158W 15S149W 

16N140W...AND W OF 177W N OF LINE 20N177E 25N160E. 

.24 HOUR FORECAST WINDS 20 TO 30 KT FROM 28N TO 22N E OF 

148W...AND W OF 173E N OF LINE 21N173E 25N160E. 

.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 28N TO 22N E OF 

152W...AND W OF 175E N OF LINE 22N175E 26N160E. 



.SEAS 8 TO 10 FT IN AREA 30N169E 21N179E 19N177E 26N160E. SEAS 8 

TO 9 FT E OF 144W BETWEEN 19N AND 28N. 

.24 HOUR FORECAST SEAS 12 TO 14 FT FROM 12N TO 15N BETWEEN 144W 

AND 146W. SEAS 8 TO 12 FT ELSEWHERE IN AREA 22S140W 19N144W 

25N149W 29N143W 27N140W. SEAS 8 TO 12 FT IN AREA 30N167E 27N172E 

21N173E 21N168E 25N160E. 

.48 HOUR FORECAST SEAS 12 TO 16 FT W OF LINE 30N160E 25N165E 

23N160E. SEAS 8 TO 12 FT ELSEWHERE W OF LINE 30N166E 28N170E 

22N170E 18N160E. SEAS 8 TO 11 FT FROM 19N TO 28N BETWEEN 146W 

AND 155W. 



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



.ITCZ 13N143W 10N154W 07N165W 07N178W 09N173E. SCATTERED 

MODERATE TO STRONG TSTMS WITHIN 120 NM OF ITCZ E OF 165W. 

ISOLATED MODERATE TSTMS WITHIN 300 NM N OF ITCZ W OF 165W. 





$$ 



.FORECASTER POWELL. HONOLULU HI.

