

014 

FZPN01 KWBC 060407

HSFEP1



HIGH SEAS FORECAST 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

0430 UTC SAT AUG 06 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 06. 

24 HOUR FORECAST VALID 0000 UTC AUG 07. 

48 HOUR FORECAST VALID 0000 UTC AUG 08. 



.WARNINGS. 



...GALE WARNING...

.FROM 49N TO 42N W OF 173W AREA OF W TO SW WINDS 20 TO 30 KT. 

SEAS TO 12 FT.  

.24 HOUR FORECAST NEW LOW 53N163W 1006 MB. WITHIN 480 NM SE 

SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 

.48 HOUR FORECAST LOW 58N148W 1000 MB. FRONT FROM LOW TO 52N150W 

TO 49N155W. WITHIN 240 NM E OF FRONT S OF 55N WINDS 25 TO 35 KT. 

SEAS 8 TO 12 FT. ALSO WITHIN 300 NM E OF FRONT WINDS 20 TO 30 

KT. SEAS TO 10 FT.



.SYNOPSIS AND FORECAST. 



.FROM 36N TO 44N BETWEEN 123W AND 129W AREA OF N WINDS 20 TO 30 

KT. SEAS TO 11 FT. 

.24 HOUR FORECAST FROM 35N TO 42N BETWEEN 121W AND 127W AREA OF 

N WINDS TO 25 KT. SEAS TO 9 FT. 

.48 HOUR FORECAST FROM 33N TO 40N BETWEEN 120W AND 126W AREA OF  

NW WINDS TO 25 KT. SEAS TO 9 FT. 



.FROM 47N TO 56N BETWEEN 129W AND 138W AREA OF N WINDS 20 TO 30 

KT. SEAS TO 8 FT. 

.24 HOUR FORECAST FROM 45N TO 57N BETWEEN 130W AND 138W AREA OF 

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

.48 HOUR FORECAST FROM 44N TO 53N BETWEEN 130W AND 135W AREA OF 

N WINDS 20 TO 30 KT. SEAS TO 10 FT. 



.LOW 57N165W 1001 MB DRIFTING NW. FRONT FROM 58N161W TO 50N160W 

TO 46N166W. WITHIN 240 NM NE QUADRANT AND 300 NM E OF FRONT 

WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.24 HOUR FORECAST LOW AND CONDITIONS ABSORBED INTO LOW 59N169W 

DESCRIBED BELOW. 



.LOW 60N170W 1000 MB DRIFTING SE. WITHIN 300 NM NW QUADRANT 

WINDS TO 25 KT. SEAS LESS THAN 8 FT.  

.24 HOUR FORECAST LOW 59N169W 994 MB. WITHIN 240 NM SE 

SEMICIRCLE AND 300 NM W QUADRANT WINDS TO 25 KT. SEAS TO 10 FT.  

.48 HOUR FORECAST LOW 60N166W 996 MB. WITHIN 240 NM SE QUADRANT 

WINDS TO 25 KT. SEAS LESS THAN 8 FT.  



.24 HOUR FORECAST LOW 53N174E 1002 MB. WITHIN 300 NM S OF A LINE 

FROM 50N169W TO 49N180W TO 48N170E TO 43N160E WINDS 20 TO 30 KT. 

SEAS TO 11 FT. 

.48 HOUR FORECAST LOW DISSIPATED. FROM 45N TO 52N BETWEEN 163W 

AND 175E AREA OF S TO SW WINDS 20 TO 30 KT. SEAS TO 9 FT. 



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

BETWEEN 136W AND 163W AND FROM 40N TO 54N W OF 174W...AND N OF 

61N BETWEEN 167W AND 171W. 

.24 HOUR FORECAST DENSE FOG FROM 46N TO 56N BETWEEN 140W AND 

163W AND FROM 45N TO 57N BETWEEN 146W AND 160W AND FROM 40N TO 

53N W OF 170W...AND N OF 64N BETWEEN 168W AND 171W.  

.48 HOUR FORECAST DENSE FOG FROM 46N TO 56N BETWEEN 137W AND 

164W AND FROM 40N TO 53N BETWEEN 169W AND 171E.  



.HIGH 45N146W 1035 MB NEARLY STATIONARY. 

.24 HOUR FORECAST HIGH 45N145W 1034 MB. 

.48 HOUR FORECAST HIGH 44N143W 1031 MB. 



.HIGH 38N178W 1028 MB NEARLY STATIONARY NEXT 24 HOURS THEN 

MOVING E 10 KT. 

.24 HOUR FORECAST HIGH 38N178W 1029 MB. 

.48 HOUR FORECAST HIGH 38N172W 1027 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 0000 UTC SAT AUG 06.

24 HOUR FORECAST VALID 0000 UTC SUN AUG 07.

48 HOUR FORECAST VALID 0000 UTC MON AUG 08.



.WARNINGS.



...TROPICAL STORM WARNING...

.TROPICAL STORM IVETTE NEAR 15.4N 132.6W 1000 MB AT 0300 UTC AUG

06 MOVING W OR 275 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 50 KT

GUSTS 60 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 90 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE WITH

SEAS TO 18 FT. ELSEWHERE WITHIN 150 NM N SEMICIRCLE...AND 120 NM

SE...AND 90NM SW QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

REMAINDER OF AREA FROM 12N TO 20N BETWEEN 129W AND 137W WINDS 20

KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.24 HOUR FORECAST TROPICAL STORM IVETTE NEAR 16.6N 135.8W.

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

WINDS WITHIN 70 NM NW AND SE QUADRANTS...90 NM NE QUADRANT AND

40 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N AND 90

NM S SEMICIRCLES WITH SEAS TO 22 FT. ELSEWHERE WITHIN 180 NM N

SEMICIRCLE...AND 120 NM SE...AND 90NM SW QUADRANTS WINDS 20 TO

33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 12N TO 22N W OF

132W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.48 HOUR FORECAST TROPICAL STORM IVETTE NEAR 18.2N 138.9W.

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

WINDS WITHIN 60 NM NE QUADRANT...40 NM SE QUADRANT...30 NM SW

QUADRANT...AND 50 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN

120 NM N AND 90 NM S SEMICIRCLES WITH SEAS TO 18 FT. ELSEWHERE

WITHIN 180 NM N SEMICIRCLE...AND 120 NM SE...AND 90NM SW

QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA

FROM 14N TO 24N W OF 135W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT

IN MIXED SWELL.

.72 HOUR FORECAST TROPICAL DEPRESSION IVETTE NEAR 18.8N 141.8W.

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 18.5N

145.5W. 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.



.24 HOUR FORECAST S OF 02S W OF 107W WINDS 20 KT OR LESS. SEAS 8

FT IN SW SWELL. 

.48 HOUR FORECAST S OF A LINE FROM 03.4S114W TO 02N120W TO

00N122W 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 0215 UTC SAT AUG 6...



.TROPICAL STORM IVETTE...NUMEROUS MODERATE SCATTERED STRONG

WITHIN 90 NM NE SEMICIRCLE. SCATTERED MODERATE ISOLATED STRONG

ELSEWHERE FROM 14N TO 17N BETWEEN 129W AND 133W.  



.CLUSTERS OF MODERATE TO STRONG CONVECTION N OF 15N BETWEEN 97W

AND 100W. SCATTERED MODERATE ISOLATED STRONG FROM 13N TO 15N

BETWEEN 97W AND 101W. SIMILAR CONVECTION IS NEAR 13N95W...AND

NEAR  



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 11N100W TO 10N115W TO 12N123W. ITCZ FROM

12N135W TO BEYOND 11N140W. SCATTERED MODERATE FROM 09N TO 11N

BETWEEN 112W AND 115W.

$$

.FORECASTER GR. NATIONAL HURRICANE CENTER.

