Expires:No;;014511
FZPN02 KWBC 090525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC WED APR 09 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC APR 09. 
24 HOUR FORECAST VALID 0000 UTC APR 10.
48 HOUR FORECAST VALID 0000 UTC APR 11.

.WARNINGS.

...GALE WARNING... 
.LOW 54N153W 996 MB MOVING SE 20 KT. FROM 46N TO 59N BETWEEN 150W
AND 
167W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE FROM 45N TO
59N BETWEEN 148W AND 179E WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 51N140W 1009 MB. FROM 42N TO 56N BETWEEN
143W AND 166W WINDS TO 25 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 59N146W 999 MB. N OF 52N BETWEEN 135W AND
152W WINDS TO 25 KT. SEAS TO 10 FT. 

...GALE WARNING...
.LOW 40N151W 1009 MB MOVING E 30 KT. FROM 33N TO 43N BETWEEN 150W
AND 162W WINDS 25 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE FROM 32N
TO 45N BETWEEN 147W AND 175W WINDS TO 25 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 42N135W 1005 MB. FROM 34N TO 44N BETWEEN
130W AND 148W WINDS 25 TO 40 KT. SEAS 10 TO 16 FT. ELSEWHERE S OF
46N BETWEEN 131W AND 166W WINDS TO 25 KT. SEAS 8 TO 12 FT. 
.48 HOUR FORECAST LOW 53N131W 996 MB. WITHIN 420 NM S SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE S OF 55N BETWEEN
124W AND 156W WINDS TO 25 KT. SEAS TO 10 FT. 

...GALE WARNING...
.LOW W OF AREA 46N160E 991 MB MOVING NW 15 KT. WITHIN 240 NM E OF
A LINE FROM 46N169E TO 44N174E TO 41N175E TO 37N170E...AND FROM
40N TO 52N 
W OF 169E WINDS 25 TO 40 KT. SEAS 11 TO 22 FT. ELSEWHERE WITHIN
660 NM E SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 
.24 HOUR FORECAST LOW W OF AREA 48N152E 999 MB. N OF 40N W OF
173E WINDS TO 25 KT. SEAS 8 TO 15 FT.   
.48 HOUR FORECAST LOW DISSIPATED WELL W OF AREA AND CONDITIONS
DIMINISHED.  

...GALE WARNING...
.18 HOUR FORECAST NEW LOW 39N139W 1002 MB. WITHIN 300 NM SE OF A
LINE FROM 46N175W TO 36N169E WINDS 25 TO 35 KT. SEAS TO 10 FT. 
.24 HOUR FORECAST LOW 48N175W 1009 MB. WITHIN 300 NM SE OF A LINE
FROM LOW CENTER TO 40N177E WINDS 25 TO 35 KT. SEAS TO 12 FT. 
.48 HOUR FORECAST LOW 46N157W 1016 MB. WITHIN 420 NM SE AND 480
NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 10 TO 16 FT.

...GALE WARNING...
.18 HOUR FORECAST NEW LOW 35N166E 1006 MB. WITHIN 300 NM E AND
240 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 37N170E 1006 MB. WITHIN 360 NM SE
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 46N179E 996 MB. FROM 34N TO 51N BETWEEN
166W AND 177E WINDS 25 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE S OF
52N BETWEEN 165W AND 173E WINDS TO 25 KT. SEAS TO 10 FT. 

...GALE WARNING...
.24 HOUR FORECAST LOW 43N160E 1004 MB. FROM 34N TO 45N W OF 162E
WINDS 25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 46N168E 1002 MB. FROM 38N TO 45N W OF 176E
WINDS 25 TO 35 KT. SEAS 8 TO 15 FT. ELSEWHERE FROM 33N TO 46N
WINDS TO 25 KT. SEAS TO 12 FT.

.SYNOPSIS AND FORECAST.

.LOW 47N120W 1012 MB MOVING NE 20 KT. FROM 36N TO 50N E OF 138W
WINDS TO 25 KT. SEAS 8 TO 14 FT. 
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED. 

.LOW 60N149W 990 MB MOVING NW 15 KT. N OF 50N BETWEEN 135W AND
157W WINDS TO 20 KT. SEAS TO 12 FT. 
.24 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS
DIMINISHED. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 36N TO 45N
BETWEEN 175E AND 170E AND FROM 48N TO 49N W OF 167W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF LINE FROM 35N171E
TO 46N171W...AND FROM 56N TO 61N BETWEEN 161W AND 168W. 
.48 HOUR FORECAST DENSE FOG FROM 41N TO 49N BETWEEN 165W AND
173W...FROM 47N TO 50N BETWEEN W OF 166E...N OF 56N BETWEEN 138W
AND 149W...AND N OF 58N BETWEEN 171W AND 178W. 

.LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 58N159W TO
55N165W TO 61N177W. 
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 56N160W TO 60N179W. 
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 55N163W TO 59N176W TO 61N177W.

.FORECASTER HYDE. 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 0000 UTC WED APR 9.
24 HOUR FORECAST VALID 0000 UTC THU APR 10.
48 HOUR FORECAST VALID 0000 UTC FRI APR 11.

.WARNINGS.

...GALE WARNING...
.WITHIN 15N94W TO 16N94W TO 16N95W TO 16N96W TO 14N96W TO 14N95W 
TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 
TO 45 KT. SEAS 10 TO 16 FT. ELSEWHERE WITHIN 16N94W TO 16N96W TO 
14N98W TO 13N98W TO 13N95W TO 13N94W TO 16N94W N TO NE WINDS 20 
TO 30 KT. SEAS 10 TO 14 FT IN N TO NE SWELL. REMAINDER OF AREA 
WITHIN 14N94W TO 13N97W TO 15N97W TO 13N100W TO 11N98W TO 12N95W 
TO 14N94W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.21 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO 
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC 
...N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE WITHIN 
14N95W TO 13N99W TO 13N103W TO 10N101W TO 10N96W TO 11N95W TO 
14N95W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N TO NE SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.27 HOUR FORECAST WITHIN 15N94W TO 16N94W TO 16N95W TO 15N96W TO 
14N97W TO 14N95W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC 
...N TO NE WINDS 20 TO 35 KT. SEAS 8 TO 11 FT.
.42 HOUR FORECAST WITHIN 16N94W TO 16N96W TO 13N97W TO 12N97W TO 
12N95W TO 14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC 
...N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.WITHIN 22N113W TO 29N118W TO 30N140W TO 00N140W TO 03.4S100W TO 
09N117W TO 22N113W...INCLUDING NEAR SEBASTIAN VIZCAINO BAY AND 
WITHIN 60 NM OF BAJA CALIFORNIA NORTE...WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW SWELL...EXCEPT MAINLY SW SWELL E OF 115W.
.24 HOUR FORECAST WITHIN 11N103W TO 21N119W TO 18N140W TO 
00N140W TO 03.4S120W TO 03.4S90W TO 11N103W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN MERGING SW AND NW SWELL.
.48 HOUR FORECAST WITHIN 12N95W TO 19N121W TO 04N140W TO 03N120W 
TO 03.4S120W TO 02S88W TO 12N95W...EXCEPT LEE OF GALAPAGOS 
ISLANDS...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.12 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 11N88W TO 10N88W TO
10N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 12N86W TO 11N88W TO 10N88W TO 09N88W TO 
09N87W TO 10N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 30 KT. SEAS BUILDING TO 8 TO 9 FT.
.48 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 09N92W TO 07N93W TO 
07N91W TO 09N90W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT...EXCEPT LESS THAN 8 
FT E OF 87.5W.

.42 HOUR FORECAST COLD FRONT FROM 30N139W TO 28.5N140W. WITHIN 
30N139W TO 30N140W TO 29N140W TO 30N139W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW SWELL.
.48 HOUR FORECAST FRONT STALLED. LITTLE CHANGE.

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

CONVECTION VALID AT 0040 UTC WED APR 9...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 04N77W TO 06N87W TO 05N90W. ITCZ FROM 05N90W TO 
10N109W TO 06N120W. TROUGH FROM 06N120W TO 00N126W. ITCZ FROM 
00N129W TO 00N136W. WIDELY SCATTERED MODERATE FROM 02N TO 09N 
BETWEEN 77W AND 80W... FROM 02N TO 06.5N BETWEEN 84W AND 88W... 
FROM 00N TO 11N BETWEEN 90W AND 123W...AND FROM 00N TO 03.4S 
BETWEEN 99W AND 108W. 

.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0000 UTC APR 09 2025.
24 HOUR FORECAST VALID 0000 UTC APR 10 2025.
48 HOUR FORECAST VALID 0000 UTC APR 11 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 27N140W 26N149W 19N156W MOVING W SLOWLY.
.24 HOUR FORECAST COLD FRONT 30N142W 25N149W THENCE TROUGH 
18N158W.
.48 HOUR FORECAST FRONT DISSIPATED. TROUGH 27N140W 23N153W 
21N160W.

.12 HOUR FORECAST NEW FRONT 30N152W 28N162W. N TO NE WINDS 20 TO
25 KT N OF FRONT.
.24 HOUR FORECAST FRONT MERGED WITH TROUGH DESCRIBED ABOVE.
ASSOCIATED WINDS DESCRIBED BELOW.

.TROUGH FROM 25N177E 19N171E MOVING W 10 KT. ISOLATED MODERATE
TSTMS WITHIN 180 NM OF TROUGH.
.24 HOUR FORECAST TROUGH DISSIPATED.

.FRONT JUST W OF AREA MOVING E 25 KT. ISOLATED MODERATE TSTMS
N OF 27N W OF 166E.
.24 HOUR FORECAST FRONT 30N166E 26N160E.
.48 HOUR FORECAST FRONT 30N177E 23N171E.

.NE TO E WINDS 20 TO 25 KT FROM 10N TO 26N BETWEEN 161W AND 174W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 18N TO 24N 
BETWEEN
165W AND 177W...AND N OF 27N BETWEEN 143W AND 165W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 30 KT FROM 20N TO 26N
BETWEEN 145W AND 166W.

.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.

$$

.FORECASTER BIRCHARD. HONOLULU HI.