174
FZPN02 KWBC 191725
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC FRI JUL 19 2024

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT (WEB ADDRESS LOWERCASE)
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

SECURITE

PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT
TO 50N 160E

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1200 UTC JUL 19.
24 HOUR FORECAST VALID 1200 UTC JUL 20.
48 HOUR FORECAST VALID 1200 UTC JUL 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 53N173E 999 MB MOVING NE 10 KT. WITHIN 360 NM W
SEMICIRCLE...480 NM NE QUADRANT...AND 420 NM NW OF A LINE FROM
35N178E TO 50N169W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 53N175E 999 MB. WITHIN 300 NM S
SEMICIRCLE...AND WITHIN 360 NM W TO NW OF A LINE FROM 35N178W TO
45N168W TO 55N165W TO 62N170W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 53N178E 1000 MB. WITHIN 420 NM SE
SEMICIRCLE...AND WITHIN 360 NM W TO NW OF A LINE FROM 39N171W TO
51N160W TO 56N160W TO 61N164W WINDS 20 TO 30 KT. SEAS TO 12 FT.

.N AND NW OF A LINE FROM 62N171W TO 65N165W AREA OF SW WINDS TO
25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST CONDITIONS IMPROVED.

.LOW 49N147W 1007 MB MOVING NE 10 KT. WITHIN 420 NM SW SEMICIRCLE
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 50N143W 1011 MB. WITHIN 360 NM S SEMICIRCLE
AND 240 NM NW AND E QUADRANTS WINDS TO 25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 53N142W 1013 MB. FROM 47N TO 54N BETWEEN
142W AND 156W WINDS TO 25 KT. SEAS TO 8 FT.

.FROM 33N TO 41N BETWEEN 120W AND 126W AREA OF N TO NW WINDS TO
25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 31N TO 43N BETWEEN 119W AND 127W AREA OF
N TO NW WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST FROM S OF 51N BETWEEN 118W AND 130W AREA OF
N TO NW WINDS 20 TO 30 KT. SEAS TO 12 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN AN AREA
BOUNDED BY A LINE EXTENDING FROM 42N174E TO 44N166W TO 53N168W TO
58N178E TO 53N168E TO 51N177E TO 42N174E...AND WITHIN 60 NM OF
56N135W.
.24 HOUR FORECAST DENSE FOG FROM 44N TO 50N BETWEEN 161W AND
178W...AND WITHIN 240 NM SW OF A LINE FROM 50N162W TO 62N175W.
.48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE
EXTENDING FROM 50N170W TO 45N172W TO 50N163W TO 45N156W TO
50N158W TO 50N170W...AND WITHIN 420 NM SW OF A LINE FROM 50N158W
TO 63N174W.

.FORECASTER ANDERSON. OCEAN PREDICTION CENTER.

NWS 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 FRI JUL 19.
24 HOUR FORECAST VALID 1200 UTC SAT JUL 20.
48 HOUR FORECAST VALID 1200 UTC SUN JUL 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 18N130W 1010 MB. WITHIN 21N128W TO 21N131W TO
20N131W TO 19N131W TO 19N130W TO 20N129W TO 21N128W NE TO E WINDS
20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED. WITHIN 22N133W TO 23N133W TO
23N135W TO 21N136W TO 19N135W TO 20N133W TO 22N133W WINDS 20 KT
OR LESS. SEAS 8 FT IN E SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.48 HOUR FORECAST WITHIN 02S92W TO 01S101W TO 01S109W TO 02S115W
TO 03.4S116W TO 03.4S90W TO 02S92W WINDS 20 KT OR LESS. SEAS 8
TO 10 FT IN SE TO S SWELL.

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

CONVECTION VALID AT 1500 UTC FRI JUL 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 10N110W TO 08N120W. ITCZ FROM
08N120W TO BEYOND 07N140W. SCATTERED MODERATE FROM 08N TO 10N
BETWEEN 100W AND 105W...AND FROM 08N TO 12N BETWEEN 115W AND
120W.

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 1200 UTC JUL 19 2024.
24 HOUR FORECAST VALID 1200 UTC JUL 20 2024.
48 HOUR FORECAST VALID 1200 UTC JUL 21 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 20N150W 18N153W 15N153W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH 21N156W 17N157W 14N157W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 30N146W 28N154W 26N157W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH 30N152W 27N160W.
.48 HOUR FORECAST TROUGH 30N155W 27N163W.

.48 HOUR FORECAST NEW TROUGH 23N141W 19N140W.

.ENTIRE FORECAST AREA...WINDS 20 KT OR LESS AND SEAS 8 FT OR
LESS.

.ITCZ 05N140W 05N143W 08N151W 06N164W 06N178W 03N170E. SCATTERED
MODERATE TSTMS S OF 10N W OF 170W. ISOLATED MODERATE TSTMS
ELSEWHERE WITHIN 210 NM OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 27N TO 30N BETWEEN 174W AND 176W.


$$

.FORECASTER TSAMOUS. HONOLULU HI.