804
FZPN02 KWBC 120525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC WED AUG 12 2026

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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

SECURITE

PACIFIC S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT
TO 53N172E TO 50N180W TO 30N180W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0000 UTC AUG 12.
24 HOUR FORECAST VALID 0000 UTC AUG 13.
48 HOUR FORECAST VALID 0000 UTC AUG 14.

.WARNINGS.

...GALE WARNING...
.LOW 56N178E 1002 MB MOVING E 15 KT TURNING SE AFTER 12 HOURS.
WITHIN 300 NM SE SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 55N175W 999 MB. WITHIN 240 NM SW AND 180
NM E SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW 55N176W 1002 MB. WITHIN 300 NM W
SEMICIRCLE WINDS TO 25 KT. SEAS TO 3 M.

...GALE WARNING...
.FROM 38N TO 43N BETWEEN 124W AND 127W AREA OF N TO NW WINDS 25
TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 33N TO 45N BETWEEN
122W AND 132W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 32N TO 55N BETWEEN 123W AND 132W AREA OF
N TO NW WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST FROM 37N TO 54N BETWEEN 123W AND 130W AREA OF
N TO NW WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

...GALE WARNING...
.36 HOUR FORECAST LOW W OF AREA. S OF 38N W OF 175W AREA OF SW
WINDS 25 TO 35 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW 39N178W 1001 MB. S OF 42N W OF 172W WINDS
25 TO 35 KT. SEAS 2.5 TO 4 M.

.SYNOPSIS AND FORECAST.

.LOW 43N164W 1001 MB MOVING NE 10 KT. FROM 35N TO 47N BETWEEN
150W AND 170W WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 48N158W 1004 MB. FROM 37N TO 53N BETWEEN
143W AND 165W AND FROM 55N TO 60N BETWEEN 150W AND 165W WINDS 20
TO 30 KT. SEAS TO 3.5 M.
.48 HOUR FORECAST LOW 54N158W 1007 MB. WITHIN 360 NM NE
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 3 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 36N TO 48N E
OF 126W...FROM 43N TO 52N BETWEEN 131W AND 160W...AND FROM 50N
TO 54N W OF 180W.
.24 HOUR FORECAST DENSE FOG FROM 44N TO 55N BETWEEN 137W AND
165W AND FROM 50N TO 54N W OF 178E.
.48 HOUR FORECAST DENSE FOG FROM 43N TO 53N BETWEEN 138W AND
150W AND FROM 53N TO 58N BETWEEN 143W AND 160W.

.FORECASTER KREKELER. 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 WED AUG 12.
24 HOUR FORECAST VALID 0000 UTC THU AUG 13.
48 HOUR FORECAST VALID 0000 UTC FRI AUG 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRESSURE NEAR 15N138W 1004 MB. WITHIN 15N135W TO 18N137W TO
19N140W TO 08N140W TO 11N136W TO 15N135W SE TO S WINDS 25 TO 35
KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...W OF
AREA. OVER FORECAST WATERS E OF 140W WITHIN 19N136W TO 22N140W
TO 09N140W TO 10N138W TO 14N136W TO 19N136W SE WINDS 25 TO 35 KT.
SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...W OF
AREA. OVER FORECAST WATERS E OF 140W WITHIN 22N137W TO 24N140W
TO 12N140W TO 13N137W TO 16N136W TO 22N137W E WINDS 20 TO 25 KT.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.

.WITHIN 16N94W TO 16N96W TO 15N96W TO 13N96W TO 13N95W TO 14N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... NE WINDS 20 TO
30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 11N86W TO 12N88W TO 10N90W TO 10N89W TO 10N88W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO... E WINDS 20 TO 30 KT.
SEAS TO 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 00N117W TO 01N121W TO 02N128W TO 00N135W TO 03.4S120W TO
03.4S115W TO 00N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
SWELL.
.24 HOUR FORECAST WITHIN 02N112W TO 02N116W TO 00N130W TO
02S120W TO 03.4S120W TO 03.4S106W TO 02N112W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 01S101W TO 02N109W TO 02N118W TO
00N125W TO 03.4S120W TO 03S99W TO 01S101W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.

.24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
19N133W 1003 MB. WITHIN 20N130W TO 21N133W TO 20N135W TO 18N135W
TO 18N133W TO 18N131W TO 20N130W E TO SE WINDS 25 TO 35 KT. SEAS
2.5 TO 3.0 M.
.48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
19N133W 1002 MB. WITHIN 21N131W TO 23N133W TO 21N136W TO 19N137W
TO 18N134W TO 20N131W TO 21N131W NE WINDS 20 TO 30 KT. SEAS 2.5
TO 3.0 M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 0200 UTC WED AUG 12...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 08N115W...AND FROM 15N125W TO 1004
MB LOW PRESSURE NEAR 15N139W. SCATTERED MODERATE CONVECTION IS
FROM 05N TO 09N BETWEEN 85W AND 100W...FROM 08N TO 14N BETWEEN
100W AND 110W...AND FROM 10N TO 18N BETWEEN 130W AND 140W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W

SYNOPSIS VALID 0000 UTC AUG 12 2026.
24 HOUR FORECAST VALID 0000 UTC AUG 13 2026.
48 HOUR FORECAST VALID 0000 UTC AUG 14 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST

.LOW JUST E OF AREA NEAR 15N139W 1004 MB MOVING W 10 KT.
.24 HOUR FORECAST LOW 16N141W 1002 MB. TROPICAL CYCLONE POSSIBLE.
WINDS 20 TO 30 KT FROM 08N TO 22N E OF 147W. SEAS 3.5 TO 4 M FROM
16N TO 19N E OF 145W...AND SEAS 2.5 TO 3.5 M ELSEWHERE FROM 06N
TO 25N E OF 150W
.48 HOUR FORECAST LOW 17N145W 999 MB. TROPICAL CYCLONE POSSIBLE.
WINDS 20 TO 30 KT FROM 12N TO 27N E OF 154W. SEAS 3.5 TO 4.5 M
WITHIN 75 NM OF NW SEMICIRCLE FROM LOW. SEAS 2.5 TO 3.5 M
ELSEWHERE FROM 10N TO 27N E OF 156W.

.TROUGH 09N178W TO 12N180W MOVING W 10 KT. ISOLATED MODERATE
TSTMS WITHIN 50 NM OF 17N176W.
.24 HOUR FORECAST TROUGH MOVED W OF AREA.

.LOW 10N163W 1010 MB MOVING W SLOWLY.
.24 HOUR FORECAST LOW 09N165W 1009 MB.
.48 HOUR FORECAST LOW 08N167W 1009 MB.

.WINDS 20 KT OR LESS OVER THE REMAINDER OF FORECAST AREA.

.SEAS 2.5 M OR LOWER OVER THE REMAINDER OF FORECAST AREA.

.MONSOON TROUGH 14N140W TO 08N150W TO LOW MENTIONED ABOVE TO
12N169W. NUMEROUS MODERATE TO SCATTERED STRONG TSTMS UP TO 110 NM
ALONG EITHER SIDE OF MONSOON TROUGH E OF 150W. SCATTERED MODERATE
TSTMS ARE OCCURRING UP TO 80 NM ALONG EITHER SIDE OF MONSOON
TROUGH E OF 150W.

.SCATTERED MODERATE TSTMS FROM 00N TO 03N BETWEEN 150W AND 160W.

$$

.FORECASTER CHAN. HONOLULU HI.