

900 

FZPN02 KWBC 241725

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 UTC WED AUG 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 24. 

24 HOUR FORECAST VALID 1200 UTC AUG 25. 

48 HOUR FORECAST VALID 1200 UTC AUG 26. 



.WARNINGS. 



...GALE WARNING... 

.WARM FRONT EXTENDS FROM 50N174E TO 55N171E. WITHIN 120 NM NE OF 

FRONT N OF 52N S WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE W 

AND NW OF A LINE FROM 47N162E TO 54N176E S TO SW WINDS TO 25 KT. 

SEAS TO 10 FT. 

.24 HOUR FORECAST NEW LOW W OF AREA 60N173E 999 MB. WARM FRONT 

TO EXTEND FROM 53N179E TO 60N179E. WITHIN 180 NM NE OF FRONT N 

OF 54N S WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. ELSEWHERE OVER 

FORECAST WATERS N OF 49N W OF 175W WINDS 20 TO 30 KT. SEAS 8 TO 

13 FT. 

.48 HOUR FORECAST LOW 60N180W 1012 MB. OVER THE BERING SEA FROM 

53N TO 62N BETWEEN 168W AND 178W WINDS 20 TO 30 KT. SEAS TO 10 

FT.



...GALE WARNING... 

.FROM 41N TO 54N E OF 132W N TO NW WINDS TO 25 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST FROM 49N TO 54N BETWEEN 129W AND 134W N TO NW 

WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE FROM 39N TO 56N E OF 

136W N TO NW WINDS 20 TO 30 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST FROM 49N TO 54N BETWEEN 128W AND 135W N TO NW 

WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE FROM 37N TO 55N 

BETWEEN 124W AND 140W N WINDS 20 TO 30 KT. SEAS TO 10 FT. 



...GALE WARNING... 

.LOW 32N169W 1007 MB MOVING NE 15 KT. FROM 30N TO 35N BETWEEN 

162W AND 175W WINDS TO 25 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST LOW 39N165W 1010 MB. WITHIN 540 NM N AND NE 

AND 300 NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. 

ELSEWHERE WITHIN 960 NM N AND NE...AND 480 NM E AND SE...AND 660 

NM W AND NW QUADRANTS N OF 30N WINDS 20 TO 30 KT. SEAS 8 TO 13 

FT. 

.48 HOUR FORECAST LOW 41N169W 1012 MB. WITHIN 180 NM W AND NW 

SEMICIRCLES...AND FROM 31N TO 50N BETWEEN 155W AND 165W WINDS 20 

TO 30 KT. SEAS 8 TO 12 FT.



...GALE WARNING... 

.48 HOUR FORECAST FROM 30N TO 35N BETWEEN 162E AND 160E E TO SE 

WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 30N TO 39N 

BETWEEN 168E AND 160E E TO SE WINDS TO 25 KT. SEAS TO 12 FT.



.SYNOPSIS AND FORECAST. 



.FROM 31N TO 35N BETWEEN 119W AND 122W NW WINDS TO 25 KT. SEAS 

LESS THAN 8 FT. 

.24 HOUR FORECAST FROM 30N TO 36N E OF 123W N TO NW WINDS TO 25 

KT. SEAS TO 8 FT. 

.48 HOUR FORECAST CONDITIONS DIMINISHED. 



.LOW 55N161W 1011 MB MOVING N 15 KT. WITHIN 600 NM E AND 

NE...AND 900 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.



.LOW 46N168W 1007 MB MOVING S 10 KT. WITHIN 600 NM SW AND 840 NM 

N AND NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT. 

.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 39N165W 

DESCRIBED IN WARNINGS SECTION ABOVE. 



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 300 NM OF 

49N156W...AND OVER FORECAST WATERS FROM 44N TO 55N W OF 171E. 

.24 HOUR FORECAST DENSE FOG WITHIN 420 NM OF 51N154W...AND FROM 

45N TO 58N W OF 179E. 

.48 HOUR FORECAST DENSE FOG WITHIN 420 NM OF 50N157W...AND FROM 

45N TO 60N W OF 174W. 



.HIGH 50N138W 1037 MB MOVING W 10 KT. 

.24 HOUR FORECAST HIGH 50N143W 1039 MB. 

.48 HOUR FORECAST HIGH 49N147W 1037 MB. 



.HIGH 58N177W 1024 MB MOVING SE 15 KT. 

.24 HOUR FORECAST HIGH DISSIPATED.



.HIGH 46N175E 1025 MB MOVING S 10 KT. 

.24 HOUR FORECAST HIGH 43N175E 1026 MB. 

.48 HOUR FORECAST HIGH 43N174E 1028 MB. 



.FORECASTER NOLT. 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 24.

24 HOUR FORECAST VALID 1200 UTC THU AUG 25.

48 HOUR FORECAST VALID 1200 UTC FRI AUG 26.



.WARNINGS.



...GALE WARNING...

.LOW PRES NEAR 14.5N108.5W 1007 MB MOVING W-NW AT 14 KT. WITHIN

150 NM NE SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 9 FT IN MIXED E

AND SW SWELL.

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

16.5N113W 1006 MB. WITHIN 150 NM NE SEMICIRCLE WINDS 20 TO 30 KT.

SEAS 8 TO 10 FT.

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

17N115W 1005 MB. WITHIN 90 NM NE SEMICIRCLE WINDS 25 TO 35 KT.

SEAS 8 TO 12 FT. ELSEWHERE WITHIN 150 NM NE SEMICIRCLE AND 90 NM

SW SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 10 FT.



.SYNOPSIS AND FORECAST.



.POST-TROPICAL CYCLONE KAY NEAR 24N123.5W 1014 MB. WITHIN 120 NM

NW SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED E AND

NE SWELL.

.24 HOUR FORECAST POST-TROPICAL REMNANT LOW KAY DISSIPATED.

WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.



.LOW PRES NEAR 11N122W 1007 MB MOVING W AT 11 KT. WITHIN 360 NM

E SEMICIRCLE WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED S AND

SW SWELL...AND E WIND WAVES NE QUADRANT. ELSEWHERE FROM 01N TO

16N BETWEEN 114W AND 124W WINDS 20 KT OR LESS. SEAS TO 10 FT IN

MIXED SE AND SW SWELL.

.24 HOUR FORECAST LOW PRES NEAR 11N128W 1008 MB. FROM 13.5N TO

17N BETWEEN 127W AND 137W NE TO E WINDS 20 TO 25 KT. SEAS TO 9

FT. 

.48 HOUR FORECAST LOW PRES NEAR 12.5N132.5W 1007 MB. WITHIN 300

NM SE SEMICIRCLE S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

WITHIN 300 NM NW SEMICIRCLE WINDS 20 KT OR LESS. SEAS TO 8 FT IN

MIXED NE AND SW SWELL.



.WITHIN 30 NM EITHER SIDE OF LINE FROM 16.5N95W TO 14N95.5W...

INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 30 KT.

SEAS TO 9 FT. 

.24 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF LINE FROM 16.5N95W

TO 14N95W TO 12.5N96W...INCLUDING THE GULF OF TEHUANTEPEC...N TO

NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

.36 HOUR FORECAST FROM 12N TO 14N BETWEEN 94.5W AND 96.5W WINDS

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

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

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



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



CONVECTION VALID AT 1500 UTC WED AUG 24...



.LOW PRES NEAR 14.5N108.5W...SCATTERED TO LOCALLY NUMEROUS

MODERATE TO STRONG WITHIN 300 NM NE AND 150 NM SW SEMICIRCLES.



.LOW PRESSURE NEAR 11N122W...SCATTERED TO LOCALLY NUMEROUS

MODERATE TO STRONG FROM 09N TO 13N BETWEEN 121.5W AND 127W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH EXTENDS FROM LOW PRES NEAR 09N75W TO 10N81W TO

07N93.5W TO LOW PRES NEAR 14.5N108.5W TO LOW PRES NEAR 11N122W

TO 10N138W...WHERE IT TRANSITIONS TO ITCZ...CONTINUING ON BEYOND

10N140W. WIDELY SCATTERED TO SCATTERED MODERATE TO STRONG

CONVECTION NOTED WITHIN 90 NM N AND 150 NM S OF TROUGH E OF

102W...AND WITHIN 150 NM EITHER SIDE OF TROUGH BETWEEN 116W AND

131W.



.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1200 UTC AUG 24 2016.

24 HOUR FORECAST VALID 1200 UTC AUG 25 2016.

48 HOUR FORECAST VALID 1200 UTC AUG 26 2016.



.WARNINGS. 



.NONE. 



.SYNOPSIS AND FORECAST. 



.TROUGH 30N167W TO 21N172W TO 17N180W TO 12N177E MOVING NW 20 

KT. WINDS 20 TO 25 KT N OF 27N BETWEEN TROUGH AND 163W. ISOLATED 

MODERATE TSTMS N OF 24N BETWEEN 160W AND 169W...FROM 16N TO 23N 

BETWEEN 153W AND 160W...AND FROM 14N TO 19N BETWEEN 173W AND 

178E. 

.24 HOUR FORECAST TROUGH 30N169W TO 23N177W. ASSOCIATED WINDS 

EASED TO 20 KT OR LESS OVER FORECAST AREA. 

.48 HOUR FORECAST TROUGH 30N171W TO 27N179W. 



.RIDGE 30N164E TO 25N160E MOVING W SLOWLY. 



.48 HOUR FORECAST S TO SE WINDS 20 TO 30 KT N OF 26N W OF 161E. 



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



.48 HOUR FORECAST SEAS 8 TO 14 FT N OF A LINE 30N164E TO 

26N160E. 



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



.ISOLATED MODERATE TSTMS FROM 08N TO 14N W OF 168E...AND FROM 

02N TO 09N BETWEEN 170E AND 178W. 



.ITCZ 10N140W TO 10N145W TO 08N160W TO 08N170W. ISOLATED 

MODERATE TSTMS FROM 04N TO 11N BETWEEN 174W AND 157W...AND FROM 

05N TO 16N E OF 157W. 



$$ 



.HONOLULU HI.

