702
FZPN02 KWBC 201125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC WED AUG 20 2025

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 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 AUG 20.
24 HOUR FORECAST VALID 0600 UTC AUG 21.
48 HOUR FORECAST VALID 0600 UTC AUG 22.

.WARNINGS.

...GALE WARNING...
.LOW 50N151W 1008 MB DRIFTING E 05 KT. FROM 38N TO 53N BETWEEN
140W AND 168E WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW 50N147W 1003 MB. WITHIN 90 NM N AND NW OF
A LINE FROM 52N141W TO 54N144W TO 52N150W TO LOW CENTER WINDS 25
TO 35 KT. SEAS TO 3 M. ELSEWHERE FROM 46N TO 58N BETWEEN 135W
AND 155W WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 50N145W 1009 MB. FROM 44N TO 58N BETWEEN
132W AND 156W WINDS 20 TO 30 KT. SEAS TO 2.5 M.

...GALE WARNING...
.36 HOUR FORECAST LOW W OF AREA 47N158E 990 MB. WITHIN 180 NM SE
QUADRANT WINDS 30 TO 40 KT. SEAS 3 TO 4 M.
.48 HOUR FORECAST LOW 53N163E WITHIN 300 NM SE QUADRANT WINDS 30
TO 40 KT. SEAS 4 TO 6 M. ELSEWHERE N OF 44N W OF 178E WINDS 20
TO 30 KT. SEAS 2.5 M TO 4.5 M.

.SYNOPSIS AND FORECAST.

.LOW NW OF AREA 61N173E 1002 MB MOVING NE 20 KT. N OF 58N W OF
174W WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW NW OF AREA 65N172W 1005 MB. N OF 60N W OF
ALASKA WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED WELL N OF
AREA.

.WITHIN 90 NM OF THE CALIFORNIA COAST FROM 33N TO 41N WINDS TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST FROM 33N TO 44N BETWEEN 120W AND 126W WINDS 20
TO 30 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 34N TO 46N BETWEEN 120W AND 128W WINDS 20
TO 30 KT. SEAS TO 3 M.

.48 HOUR FORECAST FROM 36N TO 40N BETWEEN 178W AND 172E WINDS TO
25 KT. SEAS TO 2.5 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 49N
BETWEEN 179E AND 164E...AND N OF 55N BETWEEN 180W AND 177E...AND
FROM 46N TO 50N BETWEEN 144W AND 149W.
.24 HOUR FORECAST DENSE FOG FROM 44N TO 54N W OF 176W...AND FROM
52N TO 54N BETWEEN 142W AND 147W.
.48 HOUR FORECAST DENSE FOG FROM 46N TO 58N BETWEEN 168W AND
168E...AND FROM 51N TO 55N BETWEEN 135W AND 139W.

.FORECASTER POCHE. 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 0600 UTC WED AUG 20.
24 HOUR FORECAST VALID 0600 UTC THU AUG 21.
48 HOUR FORECAST VALID 0600 UTC FRI AUG 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 02S98W TO 01S110W TO 00N120W TO 03.4S120W TO 03S96W TO
02S98W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 09N121W TO 09N125W TO 06N132W TO 03N130W TO 03N126W TO
05N120W TO 09N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE
SWELL.
.24 HOUR FORECAST WITHIN 11N129W TO 11N130W TO 06N137W TO
04N134W TO 05N132W TO 07N129W TO 11N129W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN SE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.12 HOUR FORECAST WITHIN 16N131W TO 17N133W TO 17N134W TO
16N135W TO 15N134W TO 15N132W TO 16N131W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NE SWELL.
.24 HOUR FORECAST WITHIN 21N134W TO 17N139W TO 15N137W TO
15N133W TO 17N128W TO 21N134W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 18N133W TO 21N140W TO 14N140W TO
14N134W TO 16N132W TO 18N133W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE TO E SWELL.

.12 HOUR FORECAST WITHIN 08N103W TO 08N108W TO 05N111W TO
04N103W TO 08N103W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE
TO S SWELL.
.24 HOUR FORECAST WITHIN 11N104W TO 10N108W TO 08N110W TO
06N108W TO 06N104W TO 11N104W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S SWELL.
.48 HOUR FORECAST WITHIN 13N103W TO 13N106W TO 11N110W TO
09N110W TO 09N105W TO 13N103W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN S TO SW SWELL.

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

CONVECTION VALID AT 0900 UTC WED AUG 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N85W TO 12N122W TO 10N140W. SCATTERED
MODERATE AND ISOLATED STRONG FROM 04N TO 08N EAST OF 83W...09N
TO 15N BETWEEN 83W AND 102W. SCATTERED MODERATE FROM 09N TO 12N
BETWEEN 105W AND 135W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0600 UTC AUG 20 2025.
24 HOUR FORECAST VALID 0600 UTC AUG 21 2025.
48 HOUR FORECAST VALID 0600 UTC AUG 22 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 30N166W TO 27N166W TO 27N168W MOVING SLOWLY W.
ISOLATED MODERATE TSTMS WITHIN 90 NM E OF TROUGH N OF 27N.
.24 HOUR FORECAST TROUGH FROM 30N169W TO 27N152W.
.48 HOUR FORECAST WEAKENED TROUGH MOVED N AND DISSIPATED.

.TROUGH FROM 30N179E TO 25N179W TO 21N177E MOVING W SLOWLY.
ISOLATED MODERATE TSTMS FROM 23N TO 28N BETWEEN 177W TO 176E.
.24 HOUR FORECAST WEAKENED TROUGH FROM 30N177E TO 26N175E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.TROUGH FROM 30N163E TO 25N163E TO 22N160E NEARLY STATIONARY.
SCATTERED MODERATE TSTMS N OF 22N W OF 163E.
.24 HOUR FORECAST WEAKENED TROUGH MOVED N AND DISSIPATED.

.24 HOUR FORECAST NEW TROUGH FROM 14N148W TO 11N150W. E WINDS 20
TO 25 KT AND 2.5 TO 3 M SEAS FROM 13N TO 14N BETWEEN 146W AND
149W.
.48 HOUR FORECAST TROUGH FROM 14N153W TO 12N155W. E WINDS 20 TO
25 KT AND SEAS 2.5 TO 3 M FROM 13N TO 16N BETWEEN 151W AND 156W.

.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER REMAINDER OF
FORECAST AREA.

.MONSOON TROUGH FROM 10N140W TO 12N148W TO 11N153W THENCE ITCZ TO
08N170W TO 09N175W TO 10N179W TO 09N172E. SCATTERED MODERATE
TSTMS WITHIN 1800 NM N OF MONSOON TROUGH E OF 147W. ISOLATED
MODERATE TSTMS WITHIN 90 NM EITHER SIDE OF ITCZ.

.SCATTERED MODERATE TSTMS WITHIN 270 NM EITHER SIDE OF A LINE FROM
11N176W TO 03N160E.


$$

.FORECASTER BLOOD. HONOLULU HI.