

410 

FZPN01 KWBC 201612

HSFEP1



HIGH SEAS FORECAST 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

1630 UTC SAT AUG 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1200 UTC AUG 20. 

24 HOUR FORECAST VALID 1200 UTC AUG 21. 

48 HOUR FORECAST VALID 1200 UTC AUG 22. 



.WARNINGS. 



...GALE WARNING... 

.WITHIN 300 NM E AND SE OF A LINE FROM 64N167W TO 60N174W TO 

58N180W TO 56N173E TO 52N165E AREA OF WINDS 20 TO 30 KT. SEAS TO 

9 FT. 

.24 HOUR FORECAST LOW 62N163W 996 MB. FRONT FROM LOW TO 59N164W 

TO 56N166W TO 53N180W TO 52N170E TO 52N164E. WITHIN 360 NM SE 

AND 300 NM S OF FRONT WINDS 20 TO 30 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST LOW 61N162W 993 MB. WITHIN 360 NM NW QUADRANT 

WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 300 NM E OF 

FRONT FROM 57N155W TO 50N157W TO 47N160W TO 44N167W WINDS 20 TO 

30 KT. SEAS TO 10 FT. 



.SYNOPSIS AND FORECAST. 



.WITHIN 300 NM W AND NW OF A LINE FROM 48N125W TO 41N130W TO 

36N135W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 

.24 HOUR FORECAST FROM 45N TO 50N BETWEEN 125W AND 130W AREA OF 

NW WINDS TO 25 KT. SEAS TO 8 FT.  

.48 HOUR FORECAST FROM 39N TO 44N BETWEEN 125W AND 128W NW WINDS 

TO 25 KT. SEAS TO 9 FT. 



.LOW 46N158W 1018 MB MOVING NE 10 KT. WITHIN 180 NM E AND 

SE...AND 180 NM W AND SW QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST LOW 50N152W 1017 MB WITH CONDITIONS 

DIMINISHED. .48 HOUR FORECAST LOW DISSIPATED. 



.24 HOUR FORECAST FROM 34N TO 38N BETWEEN 170W AND 179W AREA OF 

NE WINDS TO 25 KT. SEAS TO 9 FT.  

.48 HOUR FORECAST WITHIN 180 NM NW OF A LINE FROM 35N168W TO 

33N174W TO 31N180W AREA OF NE WINDS TO 25 KT. SEAS TO 8 FT. 



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM W AND NW OF A LINE 

FROM 65N170W TO 58N170W TO 49N176W TO 44N169E...AND FROM 51N TO 

54N BETWEEN 133W AND 137W. 

.24 HOUR FORECAST DENSE FOG W AND NW OF A LINE FROM 59N169W TO 

50N168W TO 46N176W TO 47N170E TO 44N170E.  

.48 HOUR FORECAST DENSE FOG FROM 45N TO 53N W OF 171W. 



.HIGH 43N147W 1032 MB NEARLY STATIONARY...THEN MOVING NE 10 KT 

AFTER 24 HOURS. 

.24 HOUR FORECAST HIGH 43N146W 1027 MB. 

.48 HOUR FORECAST HIGH 46N137W 1023 MB. 



.HIGH 52N150W 1028 MB MOVING E 10 KT. 

.24 HOUR FORECAST HIGH 51N145W 1025 MB. 

.48 HOUR FORECAST HIGH DISSIPATED.  



.HIGH 45N177W 1032 MB MOVING W 15 KT. 

.24 HOUR FORECAST HIGH 43N176E 1032 MB. 

.48 HOUR FORECAST HIGH 42N172E 1029 MB. 



.FORECASTER ROWLAND. 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 20.

24 HOUR FORECAST VALID 1200 UTC SUN AUG 21.

48 HOUR FORECAST VALID 1200 UTC MON AUG 22.



.WARNINGS.



...TROPICAL STORM WARNING...



.TROPICAL STORM KAY NEAR 20.2N 112.6W 1000 MB AT 1500 UTC AUG 20

MOVING NNW OR 345 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 45 KT

GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM E

SEMICIRCLE...50 NM SW QUADRANT AND 40 NM NW QUADRANT.  SEAS 12

FT OR GREATER WITHIN 90 NM OF CENTER EXCEPT 60 NM SW QUADRANT

WITH SEAS TO 16 FT. ELSEWHERE WITHIN 120 NM OF CENTER...EXCEPT

90 NM SW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 

.24 HOUR FORECAST TROPICAL STORM KAY NEAR 21.1N 114.2W. MAXIMUM

SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS

WITHIN 30 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 12 FT OR

GREATER WITHIN 60 NM OF CENTER WITH SEAS TO 17 FT.

ELSEWHERE WITHIN 120 NM OF CENTER...EXCEPT 150 NM NW

QUADRANT...WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

.48 HOUR FORECAST TROPICAL STORM KAY NEAR 22.3N 116.5W. MAXIMUM

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

WITHIN 40 NM OF CENTER. SEAS 12 FT OR GREATER WITHIN 45 NM OF

CENTER WITH SEAS TO 15 FT. ELSEWHERE WITHIN 120 NM OF

CENTER...EXCEPT 150 NM NW QUADRANT...WINDS 20 TO 33 KT. SEAS 8

TO 12 FT.

.72 HOUR FORECAST TROPICAL DEPRESSION KAY NEAR 23.5N 119.0W.

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 KAY NEAR 24.0N

122.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

.120 HOUR FORECAST POST-TROPICAL REMNANT LOW KAY NEAR 24.0N

124.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 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.



.48 HOUR FORECAST S OF LINE FROM 02S120W TO 02S110W TO 03.4S113W

WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED SW AND SE SWELL. 



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



CONVECTION VALID AT 1500 UTC SAT AUG 20...



.TROPICAL STORM KAY...NUMEROUS STRONG WITHIN 120 NM SE AND

30 NM NW SEMICIRCLES.



.SCATTERED MODERATE ISOLATED STRONG FROM 05N TO 10N E OF 83W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 09N84W TO 09N96W TO 08N103W TO 10N110W.

SCATTERED MODERATE ISOLATED STRONG WITHIN 30 NM OF THE MONSOON

TROUGH BETWEEN 84W AND 88W. SCATTERED MODERATE ISOLATED STRONG

FROM 06N TO 14N BETWEEN 98W AND 104W.  



$$

.FORECASTER AL. NATIONAL HURRICANE CENTER.

