East and Central North Pacific High Seas Forecast

[Printable Version]   [Alt Link/Previous Versions]
FZPN02 KWBC 190525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC JUL 19. 
24 HOUR FORECAST VALID 0000 UTC JUL 20. 
48 HOUR FORECAST VALID 0000 UTC JUL 21. 

.WARNINGS. 

.NONE. 

.SYNOPSIS AND FORECAST. 

.LOW 51N169E 996 MB MOVING NE 10 KT. WITHIN 300 NM W 
SEMICIRCLE...AND WITHIN 600 NM NE...AND 1020 NM S AND SE 
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT. 
.24 HOUR FORECAST LOW 53N174E 999 MB. BETWEEN 300 NM AND 660 NM 
NE...BETWEEN 120 NM AND 840 NM S AND SE...BETWEEN 90 NM AND 300 
NM SW...AND BETWEEN 120 NM AND 360 NM NW QUADRANTS WINDS 20 TO 
30 KT. SEAS TO 12 FT. 
.48 HOUR FORECAST LOW 53N176E 1001 MB. BETWEEN 420 NM AND 660 NM 
NE...AND WITHIN 300 NM SE AND 420 NM SW QUADRANTS WINDS 20 TO 30 
KT. SEAS TO 12 FT.

.LOW 50N150W 1007 MB MOVING E 10 KT. FROM 43N TO 53N BETWEEN 
143W AND 159W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 50N145W 1008 MB. FROM 43N TO 53N BETWEEN 
139W AND 153W WINDS TO 25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 51N142W 1012 MB. WITHIN 300 NM E AND SE 
SEMICIRCLES...AND 240 NM SW QUADRANT WINDS TO 25 KT. SEAS TO 8 
FT. 

.COMPLEX LOW WITH MAIN CENTER 47N133W 1012 MB MOVING N 20 KT. 
FROM 38N TO 48N BETWEEN 130W AND 139W WINDS LESS THAN 25 KT. 
SEAS TO 8 FT. 
.24 HOUR FORECAST LOW DISSIPATED AND NEW LOW TO FORM NEAR 
56N139W 1015 MB. WITHIN 120 NM NE SEMICIRCLE WINDS TO 25 KT. 
SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST LOW 56N150W 1017 MB. WITHIN 150 NM N AND NE 
QUADRANTS WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.FROM 34N TO 43N BETWEEN 120W AND 125W AREA OF N TO NW WINDS TO 
25 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST FROM 32N TO 43N BETWEEN 119W AND 126W AREA OF 
N TO NW WINDS 20 TO 30 KT. SEAS TO 11 FT. 
.48 HOUR FORECAST FROM 30N TO 49N BETWEEN 118W AND 128W AREA OF 
N TO NW WINDS 20 TO 30 KT. SEAS TO 12 FT. 

.24 HOUR FORECAST N OF 63N W OF 165W AREA OF SW WINDS TO 25 KT. 
SEAS TO 8 FT. 
.48 HOUR FORECAST CONDITIONS DIMINISHED. 

.48 HOUR FORECAST NEW LOW 42N177E 1013 MB. WITHIN 600 NM N AND 
NE...360 NM SE...AND 480 NM S AND SW QUADRANTS WINDS 20 TO 30 
KT. SEAS TO 12 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 54N 
BETWEEN 170W AND 171E.
.24 HOUR FORECAST DENSE FOG FROM 43N TO 59N BETWEEN 164W AND 
174E.
.48 HOUR FORECAST DENSE FOG FROM 46N TO 61N BETWEEN 160W AND 
180W.

.FORECASTER MILLS. 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 FRI JUL 19.
24 HOUR FORECAST VALID 0000 UTC SAT JUL 20.
48 HOUR FORECAST VALID 0000 UTC SUN JUL 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 21N126W TO 22N128W TO 22N130W TO 18N131W TO 17N129W TO
19N127W TO 21N126W NE WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 21N130W TO 23N130W TO 22N133W TO
21N134W TO 19N134W TO 18N132W TO 21N130W NE TO E WINDS 20 TO 25
KT. SEAS 8 FT.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.42 HOUR FORECAST WITHIN 01S101W TO 00N111W TO 02S120W TO
03.4S120W TO 03.4S95W TO 01S101W WINDS 20 KT OR LESS. SEAS 8 FT
IN S SWELL.
.48 HOUR FORECAST WITHIN 02S97W TO 00N105W TO 01S115W TO 
03.4S120W TO 03.4S94W TO 02S97W WINDS 20 KT OR LESS. SEAS 8 FT IN
S SWELL.

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

CONVECTION VALID AT 0200 UTC FRI JUL 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09.5N84W TO 08.5N120W. ITCZ FROM 08.5N120W 
TO 06N140W. SCATTERED MODERATE ISOLATED STRONG FROM 05N TO 10N 
BETWEEN 80W AND 108W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0000 UTC JUL 19 2024.
24 HOUR FORECAST VALID 0000 UTC JUL 20 2024.
48 HOUR FORECAST VALID 0000 UTC JUL 21 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 19N150W 12N149W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH 18N155W 12N155W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH 30N147W 27N156W NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH 30N149W 28N154W.
.48 HOUR FORECAST TROUGH 30N153W 28N158W.

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

.ITCZ 11N140W 11N144W...AND 09N155W 09N160W 07N175W 05N170E.
SCATTERED MODERATE TO STRONG TSTMS S OF 11N BETWEEN 175W AND 175E.
ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 300 NM OF ITCZ W OF 160W.

$$

.FORECASTER WROE. HONOLULU HI.