

430 

FZPN02 KWBC 011725

HSFEPI



HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 UTC MON AUG 01 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 01. 

24 HOUR FORECAST VALID 1200 UTC AUG 02. 

48 HOUR FORECAST VALID 1200 UTC AUG 03. 



.WARNINGS. 



...GALE WARNING... 

.OVER FORECAST WATERS FROM 35N TO 43N BETWEEN 124W AND 131W AREA 

OF N WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 

.24 HOUR FORECAST FROM 34N TO 43N BETWEEN 124W AND 131W AND FROM 

32N TO 36N BETWEEN 131W AND 141W AREA OF N TO NE WINDS 20 TO 30 

KT. SEAS 8 TO 12 FT. 

.48 HOUR FORECAST FROM 37N TO 43N BETWEEN 124W AND 129W AREA OF 

NW TO N WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.



.SYNOPSIS AND FORECAST. 



.LOW 59N164W 1011 MB MOVING NE 15 KT. OVER FORECAST WATERS 

WITHIN 180 NM W SEMICIRCLE AND 720 NM SE QUADRANT WINDS TO 25 

KT. SEAS TO 8 FT. 

.24 HOUR FORECAST LOW 60N153W 1012 MB. WITHIN 540 NM SE QUADRANT 

WINDS TO 25 KT. SEAS TO 8 FT. 

.48 HOUR FORECAST LOW 61N141W 1014 MB. WITHIN 300 NM S AND SW 

QUADRANTS WINDS TO 25 KT. SEAS LESS THAN 8 FT.



.24 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 65N168W 

TO 61N174W AREA OF SW WINDS TO 25 KT. SEAS LESS THAN 8 FT. 

.48 HOUR FORECAST CONDITIONS DIMINISHED. 



.24 HOUR FORECAST OVER FORECAST WATERS WITHIN 120 NM E OF A LINE 

FROM 56N136W TO 49N132W AREA OF NW WINDS TO 25 KT. SEAS TO 8 FT. 

.48 HOUR FORECAST FROM 47N TO 55N BETWEEN 121W AND 133W AREA OF 

NW WINDS TO 25 KT. SEAS TO 8 FT.



.48 HOUR FORECAST OVER FORECAST WATERS FROM 44N TO 48N W OF 169W

AREA OF SW WINDS 20 TO 30 KT. SEAS TO 8 FT. 



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST 

WATERS FROM 42N TO 52N W OF 157W. 

.24 HOUR FORECAST DENSE FOG FROM 42N TO 54N W OF 150W. 

.48 HOUR FORECAST DENSE FOG FROM 41N TO 57N W OF 177W AND WITHIN 

AN AREA BOUNDED BY A LINE FROM 51N142W TO 53N173W TO 52N167W TO 

51N142W. 



.HIGH 45N149W 1033 MB MOVING E 05 KT. 

.24 HOUR FORECAST HIGH 45N145W 1035 MB. 

.48 HOUR FORECAST HIGH 44N148W 1037 MB.



.HIGH 40N163E 1026 MB MOVING E 05 KT. 

.24 HOUR FORECAST HIGH 40N166E 1026 MB. 

.48 HOUR FORECAST HIGH 40N173E 1028 MB. 



.HIGH 56N175W 1021 MB MOVING SE 10 KT. 

.24 HOUR FORECAST HIGH 55N168W 1024 MB. 

.48 HOUR FORECAST HIGH 59N162W 1024 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 MON AUG 01.

24 HOUR FORECAST VALID 1200 UTC TUE AUG 02.

48 HOUR FORECAST VALID 1200 UTC WED AUG 03.



.WARNINGS.



...TROPICAL STORM WARNING...

.TROPICAL STORM HOWARD NEAR 16.7N 123.6W 1000 MB AT 1500 UTC AUG

01 MOVING WNW OR 295 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 45 KT

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

QUADRANTS...50 NM NE QUADRANT AND 0 NM SW QUADRANT. SEAS 12 FT

OR GREATER WITHIN 60 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE WITH

SEAS TO 14 FT. ELSEWHERE WITHIN 180 NM NE AND 120 NM SE

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

.24 HOUR FORECAST TROPICAL STORM HOWARD NEAR 18.7N 128.0W.

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

WINDS WITHIN 70 NM NE QUADRANT...50 NM SE QUADRANT...30 NM SW

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

90 NM N SEMICIRCLE AND 75 NM SW QUADRANT WITH SEAS TO 14 FT.

ELSEWHERE WITHIN 210 NM NE AND 150 NM SW SEMICIRCLES WINDS 20 TO

33 KT. SEAS 8 TO 12 FT.

.48 HOUR FORECAST POST-TROPICAL HOWARD NEAR 21.0N 133.6W.

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

WINDS WITHIN 50 NM N SEMICIRCLE...40 NM SE QUADRANT AND 30 NM SW

QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N SEMICIRCLE AND 75

NM S SEMICIRCLE WITH SEAS TO 14 FT. ELSEWHERE WITHIN 240 NM NE

QUADRANT...210 NM S SEMICIRCLE...AND 180 NM NW QUADRANT WINDS 20

TO 33 KT. SEAS 8 TO 12 FT.

.72 HOUR FORECAST POST-TROPICAL REMNANT LOW HOWARD NEAR 22.3N

139.2W. 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 HOWARD NEAR 22.9N

144.8W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

.120 HOUR FORECAST POST-TROPICAL REMNANT LOW HOWARD NEAR 22.9N

150.2W. 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.



.N OF 14.5N BETWEEN 94.5W AND 95.5W...INCLUDING THE GULF OF

TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE N OF

14N BETWEEN 94.5W AND 96W WINDS 20 KT OR LESS. SEAS 8 FT.

.06 HOUR FORECAST WITHIN 30 NM EITHER SIDE OF A LINE FROM 15N95W

TO 13.5N96W...INCLUDING THE GULF OF TEHUANTEPEC...WINDS 20 KT OR

LESS.

.12 HOUR FORECAST GULF OF TEHUANTEPEC WINDS 20 KT OR LESS. SEAS

LESS THAN 8 FT.

.24 HOUR FORECAST LITTLE CHANGE.

.48 HOUR FORECAST WITHIN 15 NM EITHER SIDE OF A LINE FROM 16N95W

TO 14.5N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO

25 KT. SEAS 8 FT.



.S OF 02S W OF 117W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.

.24 HOUR FORECAST S OF 01S W OF 107W WINDS 20 KT OR LESS. SEAS 8

FT IN SW SWELL.

.48 HOUR FORECAST 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 1530 UTC MON AUG 01...



.TROPICAL STORM HOWARD...SCATTERED TO NUMEROUS MODERATE FROM 12N

TO 18N BETWEEN 119W AND 126W.



.TROPICAL WAVE FROM 08N TO 16N ALONG 110W...WIDELY SCATTERED

MODERATE FROM 11N TO 18N BETWEEN 104W AND 111W. 



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH EXTENDS FROM 09N79W TO 08N85W TO 07N92W TO

10N102W TO 08N112W...THEN RESUMES NEAR 12N129W TO 10N140W.

SCATTERED MODERATE FROM 04N TO 08N BETWEEN 77W AND 81W...AND

FROM 05N TO 12N BETWEEN 111W AND 118W.



.FORECASTER HUFFMAN. NATIONAL HURRICANE CENTER.



NATIONAL WEATHER SERVICE HONOLULU HI

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



SYNOPSIS VALID 1200 UTC AUG 01 2016.

24 HOUR FORECAST VALID 1200 UTC AUG 02 2016.

48 HOUR FORECAST VALID 1200 UTC AUG 03 2016.



.WARNINGS. 



.NONE. 



.SYNOPSIS AND FORECAST. 



.TROUGH FROM 30N171E TO 27N164E TO 24N160E MOVING NW 10 KT. 

ISOLATED MODERATE TSTMS WITHIN 180 NM OF A LINE FROM 28N177E TO 

17N160E. 

.24 HOUR FORECAST TROUGH FROM 30N163E TO 27N160E. 

.48 HOUR FORECAST TROUGH FROM 29N166E TO 24N160E. E TO SE WINDS 

20 TO 25 KT N OF A LINE FROM 22N171E TO 22N167E TO 26N163E TO 

26N160E. 



.TROUGH FROM 19N179E TO 13N173E MOVING W 10 KT. SCATTERED 

MODERATE TO LOCALLY STRONG TSTMS WITHIN 180 NM OF TROUGH. 

.24 HOUR FORECAST TROUGH FROM 20N171E TO 13N169E. 

.48 HOUR FORECAST TROUGH FROM 20N167E TO 15N161E. 



.24 HOUR FORECAST NEW TROUGH FROM 22N142W TO 16N142W. 

.48 HOUR FORECAST TROUGH FROM 21N148W TO 16N148W. 



.RIDGE FROM 30N178W TO 25N170E MOVING NNW SLOWLY. 



.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST 

AREA. 



.SEAS 8 FT OR LOWER OVER ENTIRE FORECAST AREA. 



.SCATTERED MODERATE TO STRONG TSTMS FROM 14N TO 04N W OF 170E. 



.MONSOON TROUGH FROM 10N140W TO 10N143W. ISOLATED TSTMS WITHIN 

60 NM OF MONSOON TROUGH. 



.ITCZ FROM 10N143W TO 10N154W TO 06N172W. ISOLATED MODERATE TO 

LOCALLY STRONG TSTMS WITHIN 360 NM N OF...AND WITHIN 120 NM S OF 

ITCZ. 



$$ 



.FORECASTER HOUSTON. HONOLULU HI.

