

123 

FZPN02 KWBC 061725

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 UTC SAT AUG 06 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 06. 

24 HOUR FORECAST VALID 1200 UTC AUG 07. 

48 HOUR FORECAST VALID 1200 UTC AUG 08. 



.WARNINGS. 



...GALE WARNING...

.LOW 51N171W 1005 MB MOVING NE 25 KT. WITHIN 420 NM SE AND 600 

NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.

.24 HOUR FORECAST LOW 56N155W 1001 MB. WITHIN 420 NM NE AND 600 

NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT. ELSEWHERE 

WITHIN 480 NM NE...660 NM SE AND 780 NM SW QUADRANTS WINDS TO 25 

KT. SEAS TO 12 FT.

.48 HOUR FORECAST LOW 60N147W 1007 MB. WITHIN 840 NM SE QUADRANT 

WINDS TO 25 KT. SEAS TO 11 FT.



.SYNOPSIS AND FORECAST. 



.FROM 30N TO 43N BETWEEN 119W AND 130W NW WINDS 20 TO 30 KT. 

SEAS TO 10 FT.

.24 HOUR FORECAST FROM 30N TO 40N BETWEEN 119W AND 130W NW WINDS 

20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST 30N TO 40N BETWEEN 119W AND 130W N TO NW WINDS 

20 TO 30 KT. SEAS TO 10 FT.



.FROM 43N TO 57N BETWEEN 129W AND 141W NW WINDS 20 TO 30 KT. 

SEAS 8 TO 13 FT.

.24 HOUR FORECAST FROM 40N TO 57N BETWEEN 130W AND 140W N TO NW 

WINDS 20 TO 30 KT. SEAS TO 11 FT.

.48 HOUR FORECAST FROM 40N TO 53N BETWEEN 124W AND 134W N TO NW 

WINDS TO 25 KT. SEAS TO 10 FT.



.WITHIN 300 NM E OF A LINE FROM 44N160W TO 56N154W S TO SW WINDS 

20 TO 30 KT. SEAS TO 11 FT.

.24 HOUR FORECAST CONDITIONS DESCRIBED WITH LOW 56N155W IN 

WARNINGS SECTION ABOVE.



.LOW 60N170W 995 MB DRIFTING SE. WITHIN 240 NM W SEMICIRCLE AND 

360 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS TO 9 FT.

.24 HOUR FORECAST LOW 60N167W 992 MB. WITHIN 180 NM N AND 300 NM 

S SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 8 FT.

.48 HOUR FORECAST LOW 60N163W 996 MB. WINDS LESS THAN 25 KT. 

SEAS LESS THAN 8 FT.



.WITHIN 480 NM S OF A LINE FROM 44N160E TO 51N180W SW WINDS 20 

TO 30 KT. SEAS TO 11 FT.

.24 HOUR FORECAST WITHIN 420 NM S OF A LINE FROM 42N160E TO 

51N166W SW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

.48 HOUR FORECAST WITHIN 300 NM S OF A LINE FROM 45N178W TO 

52N160W S TO SW WINDS 20 TO 30 KT. SEAS TO 12 FT.



.LOW 53N171E 1000 MB MOVING E 10 KT. WITHIN 120 NM NW AND 240 NM 

NE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.

.24 HOUR FORECAST LOW 53N177E 1000 MB. WINDS LESS THAN 25 KT. 

SEAS LESS THAN 8 FT.

.48 HOUR FORECAST LOW DISSIPATED.



.FROM 30N TO 34N W OF 164E SE WINDS TO 25 KT. SEAS TO 10 FT.

.24 HOUR FORECAST LOW 30N TO 40N W OF 169E SE WINDS TO 25 KT. 

SEAS 8 TO 13 FT.

.48 HOUR FORECAST FROM 30N TO 48N W OF 166E S TO SE WINDS TO 25 

KT. SEAS TO 10 FT.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 57N 

BETWEEN 134W AND 160W AND FROM 60N TO 66N W OF 166W AND FROM 39N 

TO 53N W OF 166W.

.24 HOUR FORECAST DENSE FOG FROM 46N TO 56N BETWEEN 141W AND 

160W AND FROM 62N TO 66N W OF 168W AND FROM 40N TO 53N W OF 162W.

.48 HOUR FORECAST DENSE FOG FROM 46N TO 53N BETWEEN 136W AND 

163W AND FROM 42N TO 52N BETWEEN 163W AND 171E.



.HIGH 45N146W 1034 MB NEARLY STATIONARY.

.24 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST 42N141W 1030 MB.



.HIGH 37N177W 1028 MB DRIFTING E.

.24 HOUR FORECAST HIGH 38N174W 1028 MB.

.48 HOUR FORECAST HIGH 38N166W 1026 MB.



.48 HOUR FORECAST HIGH 44N165E 1022 MB.



.48 HOUR FORECAST NEW HIGH 36N174E 1028 MB.



.48 HOUR FORECAST NEW HIGH 51N171E 1020 MB.



.FORECASTER HOLLEY. 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 SAT AUG 06.

24 HOUR FORECAST VALID 1200 UTC SUN AUG 07.

48 HOUR FORECAST VALID 1200 UTC MON AUG 08.



.WARNINGS.



...TROPICAL STORM WARNING...

.TROPICAL STORM IVETTE NEAR 16.1N 134.5W 1003 MB AT 1500 UTC AUG

06 MOVING WNW OR 285 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 45 KT

GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM NW AND SE

QUADRANTS...80 NM NE QUADRANT AND 30 NM SW QUADRANT. SEAS 12 FT

OR GREATER WITHIN 120 NM N SEMICIRCLE...60 NM SE QUADRANT AND 90

NM SW QUADRANT WITH SEAS TO 24 FT. ELSEWHERE FROM 14N TO 19N

BETWEEN 132W AND 136W WINDS 20 TO 33 KT. SEAS 12 TO 21 FT.

REMAINDER AREA FROM 12N TO 22N W OF 130W WINDS 20 KT OR LESS.

SEAS 8 TO 12 FT IN MIXED SWELL.

.24 HOUR FORECAST TROPICAL STORM IVETTE NEAR 17.3N 137.8W.

MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE

WINDS WITHIN 50 NM NW AND SE QUADRANTS...70 NM NE QUADRANT AND 0

NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM N

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

TO 20 FT. ELSEWHERE FROM 16N TO 20N W OF 135W WINDS 20 TO 33 KT.

SEAS 12 TO 19 FT. REMAINDER AREA FROM 13N TO 24N W OF 133W WINDS

20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.

.48 HOUR FORECAST TROPICAL STORM IVETTE NEAR 18.4N 141.1W.

MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE

WINDS WITHIN 40 NM NW AND SE QUADRANTS...50 NM NE QUADRANT AND 0

NM SW QUADRANT. SEAS 12 FT OR GREATER OVER FORECAST WATERS

WITHIN 150 NM NE QUADRANT WITH SEAS TO 14 FT. ELSEWHERE OVER

FORECAST WATERS FROM 18N TO 19N W OF 139W SE WINDS 20 TO 33 KT.

SEAS 12 TO 13 FT. REMAINDER AREA OVER FORECAST WATERS FROM 15N

TO 24N W OF 136W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED

SWELL.

.72 HOUR FORECAST POST-TROPICAL REMNANT LOW IVETTE NEAR 18.5N

144.4W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

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

.96 HOUR FORECAST POST-TROPICAL REMNANT LOW IVETTE NEAR 18.0N

148.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

.120 HOUR FORECAST...DISSIPATED.



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.



.S OF 02S BETWEEN 106W AND 110W AND S OF 02S W OF 118W WINDS 20

KT OR LESS. SEAS 8 FT IN SW SWELL. 

.24 HOUR FORECAST S OF 02S W OF 117W WINDS 20 KT OR LESS. SEAS 8

FT IN SW SWELL. 

.48 HOUR FORECAST S OF 01S W OF 116W WINDS 20 KT OR LESS. SEAS 8

FT IN SW SWELL.



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



CONVECTION VALID AT 1430 UTC SAT AUG 6...



.TROPICAL STORM IVETTE...SCATTERED STRONG WITHIN 180 NM

NE OF CENTER. 



.NUMEROUS STRONG FROM 14N TO 19N FROM 105W EASTWARD. SCATTERED

MODERATE TO ISOLATED STRONG ELSEWHERE FROM 12N BETWEEN 93W AND

101W.



NUMEROUS MODERATE SCATTERED STRONG CONVECTION N OF 14N BETWEEN

97W AND 104W. ELSEWHERE SCATTERED MODERATE ISOLATED STRONG N OF

A LINE FROM 07N82W TO 05N87W TO 14N105W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...



MONSOON TROUGH FROM 13N111W TO 08N124W TO 13N130W. ITCZ FROM

13N136W BEYOND 11N140W. SCATTERED MODERATE ISOLATED STRONG

WITHIN 120 NM OF MONSOON TROUGH FROM 121W WESTWARD...AND WITHIN

60 NM OF MONSOON TROUGH BETWEEN 125W AND 130W.



.FORECASTER MT. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1200 UTC AUG 06 2016.

24 HOUR FORECAST VALID 1200 UTC AUG 07 2016.

48 HOUR FORECAST VALID 1200 UTC AUG 08 2016.



.WARNINGS. 



...TROPICAL STORM WARNING... 

.48 HOUR FORECAST TROPICAL STORM IVETTE NEAR 18.4N141.1W. 

MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE 

WINDS WITHIN 50 NM NE...40 NM NW...40 NM SE QUADRANTS. WINDS 20 

TO 33 KT ELSEWHERE WITHIN 120 NM N AND NE QUADRANTS. SEAS 12 FT 

OR HIGHER WITHIN 70 NM N SEMICIRCLE. SEAS 8 TO 12 FT ELSEWHERE 

FROM 18N TO 22N BETWEEN 140W AND 144W. 

.72 HOUR FORECAST POST-TROPICAL REMNANT LOW NEAR 18.5N144.4W. 

MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. EXTENDED 

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

.96 HOUR FORECAST POST-TROPICAL REMNANT LOW NEAR 18.0N148.5W. 

MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. 

.120 HOUR FORECAST...DISSIPATED. 



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 22N166E MOVING SW SLOWLY. E TO SE WINDS 20 TO 25 KT N OF 

23N W OF 177E. SEAS 8 TO 11 FT N OF 21N W OF 167E. WIDELY 

SCATTERED TSTMS FROM 16N TO 22N BETWEEN 165E AND 174E. 

.24 HOUR FORECAST LOW 20N164E 1008 MB. E TO SE WINDS 20 TO 30 KT 

WITHIN 90 NM N AND E QUADRANTS...AND N OF 22N W OF 170E. SEAS 8 

TO 12 FT N OF 20N W OF 168E. 

.48 HOUR FORECAST LOW 19N162E 1005 MB. WINDS 20 TO 30 KT WITHIN 

120 NM NE AND SE QUADRANTS. E TO SE WINDS 20 TO 25 KT N OF 21N W 

OF 166E. SEAS 8 TO 11 FT N OF 19N W OF 168E. 



.WEAK LOW 22N150W 1013 MB MOVING W 10 KT AND DISSIPATING. WINDS 

20 TO 30 KT WITHIN 120 NM NE QUADRANT. SEAS 8 TO 11 FT FROM 22N 

TO 26N BETWEEN 146W AND 152W. ISOLATED TSTMS WITHIN 120 NM NE 

QUADRANT. 

.24 HOUR FORECAST LOW DISSIPATED. TROUGH 23N155W TO 20N156W. 

WINDS 20 TO 25 KT WITHIN 60 NM OF TROUGH N OF 22N. SEAS 8 TO 10 

FT FROM 22N TO 25N BETWEEN 152W AND 158W. 

.48 HOUR FORECAST TROUGH 24N160W TO 20N161W. WINDS DIMINISHED TO 

20 KT OR LESS. SEAS DIMINISHED TO 8 FT OR LESS. 



.TROUGH 15N164W TO 10N167W MOVING W 10 KT. ISOLATED TSTMS WITHIN 

150 NM OF TROUGH. 

.24 HOUR FORECAST TROUGH DISSIPATED. 



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



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



.ITCZ 11N140W TO 10N147W TO 11N161W. ISOLATED TSTMS WITHIN 120 

NM OF ITCZ. 



.ISOLATED TSTMS FROM 04N TO 10N BETWEEN 164E AND 174W...AND FROM 

21N TO 26N BETWEEN 165W AND 177W. 



$$ 



.HONOLULU HI.

