821
FZPN02 KWBC 181125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC THU JUL 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JUL 18.
24 HOUR FORECAST VALID 0600 UTC JUL 19.
48 HOUR FORECAST VALID 0600 UTC JUL 20.

.WARNINGS.

...GALE WARNING...
.LOW 50N156W 1005 MB MOVING SE 15 KT. BETWEEN 90 NM AND 180 NM
E...120 NM AND 300 NM SE...SW AND 60 NM AND 180 NM NW QUADRANTS
WINDS 25 TO 35 KT. SEAS 8 TO 12 FT...HIGHEST SW QUADRANT.
ELSEWHERE FROM 44N TO 53N BETWEEN 149W AND 164W WINDS 20 TO 30
KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 49N148W 1007 MB. FROM 44N TO 53N BETWEEN
142W AND 156W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT IN MIXED SWELL.
.48 HOUR FORECAST LOW 51N143W 1010 MB. FROM 46N TO 53N BETWEEN
138W AND 150W WINDS TO 25 KT. SEAS TO 10 FT.

...GALE WARNING...
.LOW 50N163E 998 MB MOVING SE 10 KT. BETWEEN 90 NM AND 300 NM NE
QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. ELSEWHERE BETWEEN
120 NM AND 540 NM SE AND 120 NM AND 360 NM S AND SW QUADRANTS
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 50N170E 999 MB. FROM 50N TO 59N BETWEEN
172W AND 177E AND BETWEEN 120 NM AND 360 NM SE...60 NM AND 240 NM
SW AND 120 NM AND 240 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO
9 FT.
.48 HOUR FORECAST LOW 52N174E 999 MB. WITHIN 240 NM S...BETWEEN
60 NM AND 360 NM SW...120 NM AND 300 NM NW QUADRANTS AND FROM 50N
TO 62N BETWEEN 168W AND 178E WINDS 20 TO 30 KT. SEAS TO 9 FT.

.SYNOPSIS AND FORECAST.

.LOW 48N172E 1005 MB MOVING NE 25 KT. WITHIN 420 NM E OF A FRONT
FROM THE LOW TO 40N166E AND FROM 35N TO 40N BETWEEN 177E AND 166E
WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED. FROM 40N TO 50N BETWEEN 174W
AND 176E AND WITHIN 90 NM SE OF A LINE FROM 43N176E TO 35N168E
AREA OF S TO SW WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST WITHIN 300 NM E AND SE OF A LINE FROM 50N175W
TO 45N178W TO 40N176E AND WITHIN 180 NM E AND SE OF LINE FROM
40N176E TO 36N172E AREA OF S TO SW WINDS 20 TO 30 KT. SEAS TO 11
FT.

.LOW 46N135W 1013 MB MOVING NE 10 KT. WITHIN 90 NM E AND SE OF A
FRONT FROM THE LOW TO 42N135W TO 38N137W WINDS LESS THAN 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.E OF A LINE FROM 32N123W TO 38N127W AREA OF NW WINDS TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST NE AND E OF A LINE FROM 31N122W TO 39N126W AREA
OF NW WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST NE AND E OF A LINE FROM 30N125W TO 41N128W AREA
OF NW WINDS 20 TO 30 KT. SEAS TO 10 FT.

.48 HOUR FORECAST NEW LOW 57N142W 1015 MB. WITHIN 90 NM NE OF A
LINE FROM 59N145W TO 56N137W WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 53N
BETWEEN 172W AND 165E...FROM 47N TO 52N BETWEEN 170E AND
164E...FROM 45N TO 50N BETWEEN 180W AND 170E AND WITHIN 90 NM N
AND NE OF A LINE FROM 47N180W TO 45N175W.
.24 HOUR FORECAST DENSE FOG FROM 43N TO 50N BETWEEN 176W AND
174E...FROM 50N TO 56N BETWEEN 170W AND 170E AND WITHIN 120 NM E
OF A LINE FROM 50N176W TO 46N171W.
.48 HOUR FORECAST DENSE FOG FROM 43N TO 50N BETWEEN 172W AND
180W...WITHIN 120 NM E AND SE OF A LINE FROM 53N170W TO 50N170W
TO 45N165W...FROM 50N TO 58N BETWEEN 170W AND 180W AND N OF 56N W
OF 180W.

.FORECASTER FUTTERMAN. 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 0600 UTC THU JUL 18.
24 HOUR FORECAST VALID 0600 UTC FRI JUL 19.
48 HOUR FORECAST VALID 0600 UTC SAT JUL 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 16N126W 1008 MB. WITHIN 18N125W TO 19N125W TO
19N128W TO 18N129W TO 15N129W TO 16N128W TO 18N125W NE WINDS 20
TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST LOW PRES NEAR 18N129W 1009 MB. WITHIN 20N128W
TO 21N128W TO 21N129W TO 20N130W TO 18N131W TO 19N129W TO 20N128W
WINDS 20 KT OR LESS. SEAS 8 FT IN E SWELL.
.48 HOUR FORECAST LOW PRES DISSIPATED. WITHIN 22N132W TO 22N133W
TO 20N134W TO 19N134W TO 19N133W TO 20N132W TO 22N132W WINDS 20
KT OR LESS. SEAS 8 FT IN E SWELL.

.WITHIN 07N97W TO 07N99W TO 07N101W TO 06N102W TO 05N100W TO
05N97W TO 07N97W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW
SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.12 HOUR FORECAST WITHIN 04N119W TO 04N120W TO 03N122W TO
02N122W TO 02N120W TO 03N119W TO 04N119W WINDS 20 KT OR LESS.
SEAS 8 FT IN SE SWELL.
.24 HOUR FORECAST WITHIN 04N119W TO 05N119W TO 05N122W TO
04N123W TO 02N123W TO 03N120W TO 04N119W WINDS 20 KT OR LESS.
SEAS 8 FT IN SE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. 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 0900 UTC THU JUL 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 09N84W TO 09N100W TO 08N114W...AND
THEN FROM 18N116W TO LOW PRES NEAR 16N126W 1008 MB TO 11N140W.
SCATTERED MODERATE ISOLATED STRONG FROM 07N TO 14N BETWEEN 88W
AND 104W.

.FORECASTER AREINHART. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0600 UTC JUL 18 2024.
24 HOUR FORECAST VALID 0600 UTC JUL 19 2024.
48 HOUR FORECAST VALID 0600 UTC JUL 20 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 15N148W 13N147W 10N148W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 14N152W 10N150W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.WEAK FRONT 30N147W 28N152W NEAR STATIONARY.
.24 HOUR FORECAST FRONT DISSIPATED.

.WINDS 20 TO 25 KT FROM 09N TO 15N BETWEEN 176E AND 165W.
.24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 10 FT FROM 08N TO 17N BETWEEN 170E AND 160W.
.24 HOUR FORECAST SEAS 8 TO 9 FT FROM 10N TO 15N BETWEEN 179E AND
171W.
.48 HOUR FORECAST SEAS DECREASED 8 FT OR LESS.

.SEAS 8 FT OR LESS REMAINDER FORECAST AREA.

.ITCZ 12N140W 12N145W...AND 12N149W 08N165W 08N179W 10N170E
07N160E. SCATTERED MODERATE TSTMS WITHIN 250 NM S OF ITCZ W OF
170W.

.ISOLATED MODERATE TSTMS N OF 28N BETWEEN 174E AND 179W.

$$


.FORECASTER PIERCE. HONOLULU HI.