663
FZPN02 KWBC 082325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC TUE APR 08 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 1800 UTC APR 08.
24 HOUR FORECAST VALID 1800 UTC APR 09.
48 HOUR FORECAST VALID 1800 UTC APR 10.

.WARNINGS.

...GALE WARNING...
.LOW 57N155W 992 MB MOVING SE 10 KT. N OF 50N BETWEEN 155W AND
168W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 47N TO
58N BETWEEN 150W AND 178W WINDS TO 10 FT.
.24 HOUR FORECAST LOW 56N149W 1002 MB. FROM 43N TO 57N BETWEEN
145W AND 166W WINDS TO 25 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 59N148W 999 MB. N OF 50N BETWEEN 139W AND
152W WINDS TO 25 KT. SEAS TO 10 FT.

...GALE WARNING...
.LOW 42N155W 1009 MB MOVING SE 20 KT. FROM 33N TO 45N BETWEEN
154W AND 169W WINDS 20 TO 30 KT. SEAS 10 TO 15 FT. ELSEWHERE
FROM 32N TO 47N BETWEEN 147W AND 180W WINDS TO 20 KT. SEAS 8 TO
12 FT.
.18 HOUR FORECAST LOW 39N147W 1008 MB. FROM 35N TO 40N BETWEEN
146W AND 153W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW 37N145W 1008 MB. WITHIN 360 NM W
SEMICIRCLE WINDS 25 TO 40 KT. SEAS 10 TO 16 FT. ELSEWHERE S OF
43N BETWEEN 140W AND 167W WINDS TO 25 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW DISSIPATED. S OF 50N BETWEEN 135W AND 157W
WINDS TO 25 KT. SEAS TO 10 FT.

...GALE WARNING...
.LOW W OF AREA 44N159E 984 MB MOVING NW 15 KT. WITHIN 240 NM N
OF LINE FROM 40N174E TO 45N167E TO 46N160E...AND FROM 39N TO 45N
W OF 164E WINDS 30 TO 40 KT. SEAS 10 TO 21 FT. ELSEWHERE WITHIN
660 NM E SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW W OF AREA 48N153E 999 MB. N OF 40N W OF
172E WINDS TO 25 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW DISSIPATED WELL W OF AREA AND CONDITIONS
DIMINISHED.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 39N139W 1002 MB. WITHIN 180 NM SE
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 10 FT.
.30 HOUR FORECAST LOW 43N135W 999 MB. WITHIN 120 NM SE
SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 51N130W 995 MB. WITHIN 120 NM NE AND 60 NM
SW SEMICIRCLES...AND FROM 42N TO 49N E OF 126W WINDS 30 TO 40
KT. SEAS 10 TO 16 FT. ELSEWHERE FROM 40N TO 53N E OF 140W WINDS
20 TO 30 KT. SEAS TO 10 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 35N167E 1006 MB. S OF 40N W OF 173E
WINDS 20 TO 30 KT. SEAS TO 12 FT.
.42 HOUR FORECAST LOW 41N175E 1001 MB. FROM 35N TO 43N BETWEEN
176W AND 176E WINDS 25 TO 35 KT. SEAS 10 TO 15 FT.
.48 HOUR FORECAST LOW 44N176E 996 MB. FROM 38N TO 44N BETWEEN
176E AND 174E WINDS 25 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE S
OF 52N BETWEEN 169W AND 171E WINDS TO 25 KT. SEAS TO 10 FT.

...GALE WARNING...
.42 HOUR FORECAST LOW 45N162E 1004 MB. FROM 37N TO 44N W OF 167E
WINDS 25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 45N164E 1006 MB. FROM 34N TO 46N W OF 171E
WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.LOW 48N126W 1006 MB MOVING NE 20 KT. FROM 40N TO 50N E OF 128W
WINDS 20 TO 30 KT. SEAS 10 TO 14 FT. ELSEWHERE S OF A LINE FROM
48N130W TO 49N131W TO 46N136W TO 45N147W AND E OF 147W WINDS
LESS THAN 20 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED INLAND. S OF 36N BETWEEN 118W
AND 123W WINDS TO 20 KT. SEAS TO 10 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.LOW 57N143W 990 MB MOVING NW 20 KT. FROM 48N TO 57N BETWEEN
137W AND 150W WINDS TO 20 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS
DIMINISHED.

.24 HOUR FORECAST NEW LOW 42N177E 1011 MB. WITHIN 360 NM SE OF
LINE FROM 46N173W TO 39N175E WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 47N162W 1015 MB. FROM 38N TO 47N BETWEEN
148W AND 169W WINDS 20 TO 30 KT. SEAS TO 10 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 37N TO 43N
BETWEEN 169E AND 164E.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF LINE FROM
35N173E TO 44N177W...AND WITHIN 60 NM N OF LINE FROM 50N174E TO
50N164E TO 49N160E...AND N OF 55N BETWEEN 165W AND 168W.
.48 HOUR FORECAST DENSE FOG FROM 52N TO 59N BETWEEN 139W AND
144W...AND FROM 40N TO 47N BETWEEN 165W AND 174E.

.LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 58N160W TO
55N166W TO 62N177E.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY WITHIN 360 NM
NE OF A LINE FROM 55N161W TO 57N167W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 57N
BETWEEN 157W AND 166W...AND NE OF A LINE FROM 57N171W TO
61N177W.
.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 1800 UTC TUE APR 08.
24 HOUR FORECAST VALID 1800 UTC WED APR 09.
48 HOUR FORECAST VALID 1800 UTC THU APR 10.

.WARNINGS.

...GALE WARNING...
.WITHIN 16N95W TO 16N96W TO 14N96W TO 14N95W TO 15N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO
45 KT. SEAS 10 TO 14 FT. ELSEWHERE...WITHIN 16N94W TO 16N95W TO
16N96W TO 13N99W TO 13N96W TO 14N94W TO 16N94W N TO NE WINDS 20
TO 30 KT. SEAS 8 TO 12 FT IN N TO NE SWELL. REMAINDER OF AREA
...WITHIN 16N93W TO 16N95W TO 14N99W TO 12N99W TO 11N95W TO
13N93W TO 16N93W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 16N96W TO 14N97W TO
13N97W TO 13N96W TO 15N94W...INCLUDING THE GULF OF
TEHUANTEPEC...NE WINDS 30 TO 35 KT. SEAS 10 TO 15 FT.
ELSEWHERE...WITHIN 16N95W TO 13N103W TO 11N102W TO 10N99W TO
10N95W TO 12N94W TO 16N95W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO
10 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 16N95W TO 16N96W TO 14N96W TO 13N96W TO
14N95W TO 15N94W TO 16N95W...INCLUDING THE GULF OF
TEHUANTEPEC... N TO NE WINDS 20 TO 30 KT. SEAS 9 TO 13 FT.
ELSEWHERE...WITHIN 15N93W TO 18N119W TO 12N140W TO 04N140W TO
03.4S120W TO 02S97W TO 15N93W...INCLUDING EXCEPT LEE OF GALAPAGOS
ISLANDS...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SW SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 30N116W TO 30N140W TO 00N140W TO 03.4S120W TO 01S107W TO
11N115W TO 30N116W...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN
60 NM OF SHORE WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 15N110W TO 22N124W TO 23N140W TO
00N140W TO 03.4S119W TO 03S93W TO 15N110W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN W TO NW SWELL...EXCEPT IN S TO SW SWELL S OF
07N BETWEEN 93W AND 125W.
.48 HOUR FORECAST CONDITIONS TO MERGE WITH THOSE DESCRIBED ABOVE
UNDER WARNINGS.

.18 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 11N88W TO 10N89W TO
09N88W TO 10N87W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST WITHIN 12N86W TO 11N88W TO 11N89W TO 10N88W TO
10N87W TO 10N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 10N86W TO 12N87W TO 10N90W TO 09N91W TO
08N90W TO 09N88W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

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

CONVECTION VALID AT 2100 UTC TUE APR 08...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH AXIS EXTENDS FROM LOW PRES NEAR 10N74W 1009 MB TO
05.5N76W. ITCZ SEGMENT EXTENDS FROM 04N89W TO 03N104W. SURFACE
TROUGH FROM 07N109W TO 00N127W. ITCZ SEGMENT ALONG 00N BETWEEN
130W AND 140W. NUMEROUS MODERATE TO STRONG WITHIN 120 NM N OF
TROUGH BETWEEN 109W AND 120W. SCATTERED MODERATE ISOLATED STRONG
WITHIN 120 NM N OF THE ITCZ BETWEEN 90W AND 94W AND WITHIN 120 NM
S OF ITCZ BETWEEN 101W AND 104W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 1800 UTC APR 08 2025.
24 HOUR FORECAST VALID 1800 UTC APR 09 2025.
48 HOUR FORECAST VALID 1800 UTC APR 10 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 27N142W 24N150W 19N155W MOVING W SLOWLY.
.24 HOUR FORECAST COLD FRONT 30N144W 25N149W THENCE TROUGH
18N158W.
.48 HOUR FORECAST TROUGH 28N140W 24N148W 21N159W.

.12 HOUR FORECAST NEW FRONT 30N155W 29N164W. N TO NE WINDS 20 TO
25 KT N OF FRONT.
.24 HOUR FORECAST FRONT MERGED WITH TROUGH DESCRIBED ABOVE.
ASSOCIATED WINDS DESCRIBED BELOW.

.FRONT JUST W OF AREA MOVING E 25 KT. SCATTERED MODERATE TSTMS
N OF 27N W OF 163E.
.24 HOUR FORECAST FRONT 30N164E 27N160E.
.48 HOUR FORECAST FRONT 30N176E 21N160E.

.NE TO E WINDS 20 TO 25 KT FROM 13N TO 23N BETWEEN 159W AND 167W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT N OF A LINE 30N146W
25N160W 13N162W 12N172W 20N180W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 30 KT N OF A LINE 28N140W
21N158W 22N168W.

.SEAS 8 TO 11 FT S OF 28N E OF 177E.
.24 HOUR FORECAST SEAS 8 TO 11 FT IN AREA BOUNDED BY 30N145W
23N158W
05N158W 05N179E 28N179E 30N167W. SEAS 8 TO 10 FT S OF 18N E OF
150W.
.48 HOUR FORECAST SEAS 8 TO 13 FT WITHIN 720 NM OF A LINE FROM
30N146W 25N159W 11N180E.

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

.ISOLATED MODERATE TSTMS S OF 05N W OF 172E.

$$

.FORECASTER BIRCHARD. HONOLULU HI.