436
FZPN02 KWBC 102325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC THU APR 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 10.
24 HOUR FORECAST VALID 1800 UTC APR 11.
48 HOUR FORECAST VALID 1800 UTC APR 12.

.WARNINGS.

...STORM WARNING...
.LOW 51N131W 993 MB MOVING N 30 KT. WITHIN 240 NM E AND NE
QUADRANTS WINDS 35 TO 50 KT. SEAS 9 TO 16 FT. ELSEWHERE FROM 45N
TO 53N BETWEEN 127W AND 137W...AND FROM 42N TO 50N E OF 127W
WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW DISSIPATED ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.LOW 47N160W 1009 MB MOVING E 20 KT. WITHIN 420 NM S QUADRANT
WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. ELSEWHERE FROM 39N TO 49N
BETWEEN 152W AND 169W WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.LOW 42N174E 992 MB DRIFTING N NEXT 18 HOURS THEN MOVING SE 25
KT. FROM 34N TO 46N BETWEEN 172W AND 162E WINDS 25 TO 40 KT.
SEAS 9 TO 16 FT. ELSEWHERE FROM 34N TO 46N BETWEEN 172W AND 170E
WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 44N178E 988 MB. WITHIN 360 NM S AND SW
QUADRANTS WINDS 30 TO 45 KT. SEAS 13 TO 25 FT. ELSEWHERE FROM
FROM 36N TO 50N BETWEEN 175W AND 168E WINDS 25 TO 35 KT. SEAS 9
TO 18 FT.
.48 HOUR FORECAST LOW 44N165W 1005 MB. FROM 35N TO 47N BETWEEN
145W AND 172W WINDS 25 TO 35 KT. SEAS 9 TO 20 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 48N170W 1000 MB. FROM 36N TO 48N
BETWEEN 154W AND 168W WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.
.48 HOUR FORECAST LOW 55N158W 983 MB. WITHIN 540 NM E AND NE
QUADRANTS...AND 300 NM S SEMICIRCLE WINDS 25 TO 40 KT. SEAS 8 TO
17 FT.

...GALE WARNING...
.LOW 59N176W 1010 MB MOVING E 15 KT AND SLOWING. WINDS LESS THAN
25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST NEW LOW 59N168W 998 MB. WITHIN 360 NM W AND NW
QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 57N170W 992 MB. WITHIN 360 NM W SEMICIRCLE
WINDS 25 TO 40 KT. SEAS 8 TO 18 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW W OF AREA NEAR 35N155E 986 MB. FROM 30N TO
39N W OF 170E WINDS 25 TO 40 KT. SEAS 8 TO 19 FT.

...GALE WARNING...
.24 HOUR FORECAST FROM 32N TO 42N BETWEEN 120W AND 127W AREA OF
NW WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 36N TO 42N BETWEEN 122W AND 128W AREA OF
N TO NW WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. ELSEWHERE FROM 31N
TO 43N BETWEEN 119W AND 129W AREA OF N TO NW WINDS 20 TO 30 KT.
SEAS 8 TO 13 FT.

...HEAVY FREEZING SPRAY WARNING...
.LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 57N154W TO
54N162W TO 57N170W TO 61N177W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 57N170W TO 59N180W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY N OF A LINE FROM 58N168W TO 55N180W TO 57N174E.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 57N170W TO 60N179W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY W AND NW OF A LINE FROM 59N162W TO 54N163W TO 51N170W TO
54N180W TO 56N173E.

.SYNOPSIS AND FORECAST.

.LOW 59N143W 1002 MB MOVING NW 15 KT. WITHIN 180 NM E AND NE
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW INLAND NEAR 62N149W 1006 MB WITH NEW LOW
60N149W 1006 MB. WITHIN 120 NM S AND SW QUADRANTS WINDS TO 25
KT. SEAS TO 9 FT.
.30 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

.LOW 56N152W 1005 MB MOVING NE 15 KT. WITHIN 240 NM W AND SW
QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 58N144W 1010 MB. WITHIN 240 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 8 FT.
.30 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 46N
BETWEEN 168W AND 174E...FROM 52N TO 58N BETWEEN 133W AND
139W...N OF 56N BETWEEN 170W AND 178W...AND N OF 46N W OF 163E.
.24 HOUR FORECAST DENSE FOG FROM 45N TO 50N BETWEEN 160W AND
168W...AND FROM 47N TO 51N W OF 166E.
.48 HOUR FORECAST DENSE FOG N OF 52N BETWEEN 148W AND 165W.

.FORECASTER ROWLAND. 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 THU APR 10.
24 HOUR FORECAST VALID 1800 UTC FRI APR 11.
48 HOUR FORECAST VALID 1800 UTC SAT APR 12.

.WARNINGS.

...GALE WARNING...
.WITHIN 16N95W TO 15N96W TO 13N96W TO 13N95W TO 14N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO
30 KT. SEAS 8 TO 11 FT.
.09 HOUR FORECAST WITHIN 16N95W TO 15N96W TO 14N95W TO 15N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40
KT. SEAS 10 TO 13 FT. ELSEWHERE...WITHIN 16N94W TO 16N95W TO
14N97W TO 13N97W TO 13N95W TO 15N94W TO 16N94W N TO NE WINDS 20
TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 15N94W TO 16N94W TO 16N95W TO 16N96W TO
14N96W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 30 TO 35 KT. SEAS 12 TO 14 FT. ELSEWHERE...WITHIN 15N94W TO
16N95W TO 13N98W TO 10N101W TO 10N100W TO 11N97W TO 15N94W NE
WINDS 20 TO 30 KT. SEAS 10 TO 13 FT. REMAINDER OF AREA...WITHIN
16N94W TO 11N106W TO 06N101W TO 06N95W TO 10N91W TO 16N94W WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 11N86W TO 10N89W TO 08N90W TO 08N88W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.COLD FRONT FROM 30N136W TO 27N140W. WITHIN 30N138W TO 30N140W
TO 28N140W TO 30N138W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW
SWELL.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 30N130W TO
22N140W. WITHIN 29N136W TO 30N135W TO 30N140W TO 26N140W TO
29N136W NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 30N133W TO 30N137W TO 28N138W TO
29N136W TO 29N133W TO 30N133W NE WINDS 20 TO 25 KT. SEAS 9 TO 11
FT. ELSEWHERE...WITHIN 30N119W TO 30N140W TO 24N140W TO 27N133W
TO 26N130W TO 28N121W TO 30N119W WINDS 20 KT OR LESS. SEAS 8 TO
10 FT IN NW SWELL.

.WITHIN 06N92W TO 18N122W TO 12N140W TO 00N140W TO 03.4S120W TO
03S92W TO 06N92W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT
OR LESS. SEAS 8 TO 10 FT IN SW SWELL.
.24 HOUR FORECAST WITHIN 07N90W TO 14N105W TO 11N115W TO
03.4S116W TO 03.4S89W TO 07N90W...EXCEPT LEE OF GALAPAGOS
ISLANDS...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SW SWELL.
.48 HOUR FORECAST WITHIN 02S93W TO 02S95W TO 03S96W TO 03S101W
TO 03.4S101W TO 03.4S91W TO 02S93W...EXCEPT LEE OF GALAPAGOS
ISLANDS...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SW SWELL.

.48 HOUR FORECAST WITHIN 07N139W TO 08N140W TO 06N140W TO
06N139W TO 07N139W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE
SWELL.

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

CONVECTION VALID AT 2100 UTC THU APR 10...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 07N78W TO 06N90W TO 03N94W. ITCZ FROM 03N94W TO
03N130W TO 00N140W. SCATTERED MODERATE FROM 03.4S TO 04N BETWEEN
79W AND 85W FROM 03.4S TO 07.5N BETWEEN 87.5W AND 97W.

$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 1800 UTC APR 10 2025.
24 HOUR FORECAST VALID 1800 UTC APR 11 2025.
48 HOUR FORECAST VALID 1800 UTC APR 12 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 28N140W 24N146W THENCE TROUGH 22N151W. FRONT AND TROUGH
NEARLY STATIONARY.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH. TROUGH 28N140W
23N145W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.FRONT 30N173E 27N172E 25N167E MOVING E 20 KT. ISOLATED MODERATE
TSTMS WITHIN 270 NM E OF FRONT.
.24 HOUR FORECAST FRONT 30N178W 25N174E.
.48 HOUR FORECAST DISSIPATING FRONT 30N171W 28N179W.

.24 HOUR FORECAST NEW TROUGH 22N165W 16N171W.
.48 HOUR FORECAST TROUGH 27N168W 22N170W 18N175W.

.48 HOUR FORECAST NEW FRONT 30N163E 27N160E. SE TO S WINDS 20 TO
30 KT N OF 26N W OF 172E. SEAS 8 TO 10 FT N OF 28N W OF 170E.

.NE TO E WINDS 20 TO 25 KT N OF LINE 30N165W 24N178W 12N173E
07N166W 13N154W 20N155W 28N140W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT N OF LINE 30N146W
27N164W 18N179E 11N171E 05N167W 02N151W 06N140W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT N OF LINE 30N142W
17N170W 10N172E 02N162W 07N140W.

.SEAS 8 TO 11 FT N OF LINE 30N161W 24N179E 11N174E 05N168W
07N163W 18N166W 24N145W 28N140W. SEAS 8 TO 9 FT FROM 11N TO 02N E
OF 150W.
.24 HOUR FORECAST SEAS 8 TO 10 FT N OF LINE 30N149W 22N170W
06N159W 01N144W 03N140W.
.48 HOUR FORECAST SEAS 8 TO 10 FT N OF LINE 30N146W 18N169W
12N173W 04N164W 02N149W 06N140W.

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

.ITCZ 02N140W 02N152W 01N163W. ISOLATED MODERATE TSTMS FROM 10N
TO ITCZ BETWEEN 164W AND 144W.

.ISOLATED MODERATE TSTMS FROM 22N TO 16N BETWEEN 178W AND 172W.

$$

.FORECASTER TROTTER. HONOLULU HI.