

654 

FZPN01 KWBC 050958

HSFEP1



HIGH SEAS FORECAST 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

1030 UTC FRI AUG 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0600 UTC AUG 05. 

24 HOUR FORECAST VALID 0600 UTC AUG 06. 

48 HOUR FORECAST VALID 0600 UTC AUG 07. 



.WARNINGS. 



.NONE.



.SYNOPSIS AND FORECAST. 



.FROM 38N TO 50N BETWEEN 124W AND 130W AREA OF N WINDS 20 TO 30 

KT. SEAS TO 10 FT. 

.24 HOUR FORECAST FROM 36N TO 43N BETWEEN 123W AND 128W AREA OF 

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

.48 HOUR FORECAST FROM 33N TO 42N BETWEEN 120W AND 127W AREA OF 

N WINDS TO 25 KT. SEAS TO 10 FT. 



.LOW 50N171W 1009 MB MOVING NE 20 KT. WITHIN 420 NM S AND 360 NM 

SE QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH 

LOW 60N169W BELOW. 



.LOW 58N167W 1006 MB DRIFTING N. FRONT EXTENDS FROM 59N155W TO 

50N158W TO 42N165W. WITHIN 240 NM E OF FRONT WINDS TO 25 KT. 

SEAS TO 9 FT. 

.24 HOUR FORECAST LOW 60N169W 996 MB. WITHIN 360 NM E OF A LINE 

FROM 57N158W TO 49N160W AND WITHIN 300 NM SE QUADRANT WINDS 20 

TO 30 KT. SEAS TO 10 FT...EXCEPT SEAS LESS THAN 8 FT SE 

QUADRANT. ALSO WITHIN 300 NM NW QUADRANT WINDS TO 25 KT. SEAS 

LESS THAN 8 FT. 

.48 HOUR FORECAST LOW 59N168W 996 MB. WITHIN 240 NM S AND 

SE...AND 180 NM N AND NE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 8 

FT. 



.W OF A LINE FROM 49N173E TO 44N173E TO 40N160E AREA OF S TO SW 

WINDS 20 TO 30 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST LOW W OF AREA 53N160E 997 MB. W OF 171W FROM 

50N TO 43N W OF 171W AREA OF W TO SW WINDS 20 TO 30 KT. SEAS TO 

12 FT. ELSEWHERE FROM 52N TO 56N W OF 175E WINDS TO 25 KT. SEAS 

LESS THAN 8 FT. 

.48 HOUR FORECAST NEW LOW 53N162W 1006 MB. WITHIN 480 NM S AND 

540 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 



.FROM 30N TO 33N W OF 167E AREA OF E TO SE WINDS TO 25 KT.SEAS 

TO 9 FT. 

.24 HOUR FORECAST FROM 30N TO 33N W OF 168E AREA OF E TO SE 

WINDS TO 25 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST FROM 30N TO 33N W OF 170E AREA OF E TO SE 

WINDS TO 25 KT. SEAS TO 10 FT. 



.24 HOUR FORECAST FROM 48N TO 55N BETWEEN 130W AND 138W AREA OF 

NW WINDS 20 TO 30 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST FROM 43N TO 56N BETWEEN 130W AND 137W AREA OF 

NW WINDS 20 TO 30 KT. SEAS TO 9 FT. 



.48 HOUR FORECAST LOW 53N170E 1000 MB. BETWEEN 300 NM AND 660 NM 

S AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.  



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 57N 

BETWEEN 136W AND 170W AND N OF 40N W OF 180W. 

.24 HOUR FORECAST DENSE FOG FROM 45N TO 57N BETWEEN 146W AND 

161W ...FROM 40N TO 55N W OF 172W AND N OF 61N BETWEEN 166W AND 

173W. 

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

163W AND FROM 40N TO 54N W OF 170W. 



.HIGH 45N147W 1036 MB WILL REMAIN NEARLY STATIONARY. 

.24 HOUR FORECAST HIGH 45N145W 1035 MB. 

.48 HOUR FORECAST HIGH 45N144W 1034 MB. 



.HIGH 37N175E 1027 MB MOVING E 10 KT. 

.24 HOUR FORECAST HIGH 37N178E 1028 MB. 

.48 HOUR FORECAST HIGH 37N177W 1028 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 0600 UTC FRI AUG 05.

24 HOUR FORECAST VALID 0600 UTC SAT AUG 06.

48 HOUR FORECAST VALID 0600 UTC SUN AUG 07.



.WARNINGS.



...TROPICAL STORM WARNING...

.TROPICAL STORM IVETTE NEAR 14.9N 129.7W 1002 MB AT 0900 UTC AUG

05 MOVING W OR 275 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 45 KT

GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE

QUADRANTS...60 NM NE 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 19 FT. ELSEWHERE WITHIN 240 NM N AND

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

.24 HOUR FORECAST TROPICAL STORM IVETTE NEAR 15.8N 133.1W.

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

WINDS WITHIN 80 NM NE QUADRANT...50 NM SE QUADRANT...30 NM SW

QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN

120 NM NW SEMICIRCLE...60 NM SE QUADRANT AND 90 NM SW QUADRANT

WITH SEAS TO 24 FT. ELSEWHERE WITHIN 210 NM NE QUADRANT...120 NM

SE QUADRANT...90 NM SW QUADRANT AND 300 NM NW QUADRANT WINDS 20

TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 240 NM SW

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

.48 HOUR FORECAST TROPICAL STORM IVETTE NEAR 17.2N 136.5W.

MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE

WINDS WITHIN 80 NM NE QUADRANT...50 NM SE QUADRANT...30 NM SW

QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN

180 NM NW AND 90 NM SE SEMICIRCLES WITH SEAS TO 24 FT. ELSEWHERE

WITHIN 360 NM NW AND 120 NM SE SEMICIRCLES WINDS 20 TO 33 KT.

SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 13N TO 15N W OF 135W

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

.72 HOUR FORECAST TROPICAL STORM IVETTE NEAR 18.5N 139.5W.

MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.

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

.96 HOUR FORECAST TROPICAL DEPRESSION IVETTE NEAR 19.0N 142.7W.

MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

.120 HOUR FORECAST POST-TROPICAL REMNANT LOW IVETTE NEAR 18.8N

146.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 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.



.REMNANT LOW OF HOWARD W OF AREA NEAR 22N143W. OVER FORECAST

WATERS FROM 22N TO 28N W OF 138W WINDS 20 KT OR LESS. SEAS 8 TO

10 FT IN MIXED SWELL. 

.12 HOUR FORECAST CONDITIONS ASSOCIATED WITH REMNANT LOW OF

HOWARD MOVED W OF AREA. 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 0830 UTC FRI AUG 5...



.TROPICAL STORM IVETTE...NUMEROUS MODERATE SCATTERED STRONG

WITHIN 120 NM SE SEMICIRCLE. SCATTERED MODERATE ISOLATED STRONG

ELSEWHERE WITHIN 360 NM SE SEMICIRCLE. 



.CLUSTERS OF MODERATE TO STRONG CONVECTION ALONG AND S OF THE

COAST OF CENTRAL AMERICA AND NEAR THE GULF OF TEHUANTEPEC N OF A

LINE FROM 05N78W TO 09N102W.



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 12N107W TO 09N116W TO 11N121W. ITCZ FROM

11N133W TO BEYOND 11N140W. SCATTERED MODERATE ISOLATED STRONG

FROM 07N TO 12N BETWEEN 109W AND 120W.



$$

.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.

