

218 

FZPN01 KWBC 220348

HSFEP1



HIGH SEAS FORECAST 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

0430 UTC MON AUG 22 2016 



SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0000 UTC AUG 22. 

24 HOUR FORECAST VALID 0000 UTC AUG 23. 

48 HOUR FORECAST VALID 0000 UTC AUG 24. 



.WARNINGS. 



...GALE WARNING... 

.LOW 64N164W 992 MB MOVING SE 10 KT. WITHIN 240 NM NW QUADRANT 

WINDS 25 TO 35 KT. SEAS TO 12 FT. 

.24 HOUR FORECAST LOW 62N162W 995 MB. WITHIN 300 NM W AND NW 

QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 15 FT. ALSO WITHIN 60 NM 

N OF A LINE FROM 59N146W TO 56N138W WINDS 25 TO 35 KT. SEAS TO 

10 FT. ELSEWHERE WITHIN 480 NM W AND NW QUADRANTS...360 NM W OF 

A LINE FROM 60N167W TO 51N176W...AND WITHIN 180 NM E OF A LINE 

FROM 58N150W TO 44N158W WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.48 HOUR FORECAST LOW 57N166W 1007 MB. WITHIN 240 NM W 

SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 12 FT. ALSO FROM 45N TO 

58N BETWEEN 142W AND 150W WINDS TO 25 KT. SEAS TO 10 FT. 



.SYNOPSIS AND FORECAST. 



.LOW 58N160W 992 MB MOVING N 15 KT. WITHIN 180 NM E OF A FRONT 

FROM LOW CENTER TO 57N158W TO 56N157W TO 51N160W TO 46N169W 

WINDS 20 TO 30 KT. SEAS TO 11 FT. 

.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 62N162W.



.WITHIN 180 NM SW OF A LINE FROM 56N135W TO 49N125W NW WINDS 20 

TO 30 KT. SEAS TO 8 FT.  

.24 HOUR FORECAST CONDITIONS DIMINISHED.



.WITHIN 240 NM NW OF A LINE FROM 37N160W TO 35N167W TO 31N174W 

AND FROM 30N TO 36N W OF 175E WINDS TO 25 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST W OF A LINE FROM 34N171W TO 30N177W WINDS TO 

25 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST CONDITIONS DIMINISHED.



.24 HOUR FORECAST FROM 40N TO 44N BETWEEN 124W AND 128W N WINDS 

20 TO 30 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST 40N TO 43N BETWEEN 124W AND 127W N WINDS 20 TO 

30 KT. SEAS TO 9 FT. 



.48 HOUR FORECAST NEW LOW 47N167W 1002 MB. WITHIN 540 NM W AND 

NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 

660 NM SE QUADRANT WINDS TO 25 KT. SEAS TO 8 FT. 



.48 HOUR FORECAST N OF 50N AND W OF 172E S TO SW WINDS 20 TO 30 

KT. SEAS TO 8 FT. 



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 54N W 

OF 170W AND FROM 50N TO 53N BETWEEN 145W AND 150W. 

.24 HOUR FORECAST DENSE FOG FROM 43N TO 52W W OF 172E AND FROM 

46N TO 50N BETWEEN 171W AND 175W.

.48 HOUR FORECAST DENSE FOG N OF 43N W OF 169E AND WITHIN 150 NM 

SE OF A LINE FROM 55N147W TO 46N161W.



.HIGH 43N144W 1025 MB MOVING NE 20 KT. 

.24 HOUR FORECAST HIGH 47N134W 1025 MB. 

.48 HOUR FORECAST HIGH 47N135W 1029 MB. 



.HIGH 48N138W 1023 MB MOVING SE 15 KT. 

.24 HOUR FORECAST HIGH MERGED WITH HIGH 47N134W. 



.HIGH 42N173E 1031 MB MOVING W 10 KT. 

.24 HOUR FORECAST HIGH 41N169E 1027 MB. 

.48 HOUR FORECAST HIGH 42N167E 1025 MB. 



.HIGH 33N162W 1021 MB NEARLY STATIONARY.

.24 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST HIGH DISSIPATED.



.24 HOUR FORECAST HIGH 32N125W 1017 MB. 

.48 HOUR FORECAST LITTLE CHANGE.



.48 HOUR FORECAST HIGH 49N173E 1025 MB. 



.FORECASTER ACHORN. 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 0000 UTC MON AUG 22.

24 HOUR FORECAST VALID 0000 UTC TUE AUG 23.

48 HOUR FORECAST VALID 0000 UTC WED AUG 24.



.WARNINGS.



...TROPICAL STORM WARNING...

.TROPICAL STORM KAY NEAR 21.8N 115.9W 1000 MB AT 0300 UTC AUG 22

MOVING WNW OR 300 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 45 KT

GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM OF CENTER

...EXCEPT 40 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM

OF CENTER WITH SEAS TO 16 FT. ELSEWHERE WITHIN 120 NM NW AND 90

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

.24 HOUR FORECAST TROPICAL STORM KAY NEAR 22.4N 118.0W. MAXIMUM

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

WITHIN 30 NM N SEMICIRCLE AND 20 NM S SEMICIRCLE. SEAS 12 FT OR

GREATER WITHIN 60 NM NW AND 30 NM SE SEMICIRCLES WITH SEAS TO 14

FT. ELSEWHERE WITHIN 120 NM NW AND 60 NM SE SEMICIRCLES WINDS 20

TO 33 KT. SEAS 8 TO 12 FT.

.48 HOUR FORECAST POST-TROPICAL REMNANT LOW KAY NEAR 23.0N

120.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT WITHIN 60 NM

NW AND 30 NM SE SEMICIRCLES OF CENTER. SEAS 10 TO 12 FT.

ELSEWHERE WITHIN 120 NM NW AND 60 NM SE SEMICIRCLES WINDS

20 TO 30 KT. SEAS 8 TO 11 FT.

.72 HOUR FORECAST POST-TROPICAL REMNANT LOW KAY...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.



.33 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 11N86W

TO 10N88W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25

KT. SEAS LESS THAN 8 FT.

.42 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 10N89W...

INCLUDING THE GULF OF PAPAGAYO...WINDS 20 KT OR LESS. SEAS 8 FT

IN MIXED NE AND SW SWELL.

.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.



.06 HOUR FORECAST S OF 02S BETWEEN 107W AND 120W WINDS 20 KT OR

LESS. SEAS 8 FT IN MIXED SE AND SW SWELL. 

.12 HOUR FORECAST S OF 04N BETWEEN 115W AND 120W WINDS 20 KT OR

LESS. SEAS 8 FT IN MIXED SE AND SW SWELL.

.24 HOUR FORECAST S OF 06N BETWEEN 110W AND 120W WINDS 20 KT OR

LESS. SEAS 8 FT IN MIXED SE AND SW SWELL.  

.48 HOUR FORECAST FROM 03N TO 09N BETWEEN 108W AND 119W AND S OF

02S BETWEEN 108W AND 115W WINDS 20 KT OR LESS. SEAS TO 8 FT IN

MIXED SE AND SW SWELL. 



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



CONVECTION VALID AT 0230 UTC MON AUG 22...



.TROPICAL STORM KAY...NUMEROUS STRONG WITHIN 45 NM SW QUADRANT.

SCATTERED MODERATE ELSEWHERE WITHIN 90 NM SW AND 60 NM SE

QUADRANTS.



.TROPICAL WAVE AXIS EXTENDS FROM 08N97W TO 16N96W. SCATTERED

MODERATE WITHIN 30 NM OF 12N97W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO 08N93W TO 10N102W TO

LOW PRES NEAR 10N108W 101 MB TO 08N116W. SCATTERED STRONG WITHIN

120 NM S OF AXIS BETWEEN 107W AND 110W...AND WITHIN 120 NM N OF

AXIS BETWEEN 110W AND 112W. SCATTERED MODERATE ISOLATED STRONG

WITHIN 120 NM S OF AXIS BETWEEN 88W AND 93W.



$$

.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.

