399
FZPN02 KWBC 120525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC MON MAY 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAY 12.
24 HOUR FORECAST VALID 0000 UTC MAY 13.
48 HOUR FORECAST VALID 0000 UTC MAY 14.

.WARNINGS.

...STORM WARNING...
.LOW 57N173W 978 MB MOVING N 05 KT THEN TURNING NW AFTER 12
HOURS. WITHIN 360 NM NE AND SE SEMICIRCLES WINDS 30 TO 40 KT.
SEAS 8 TO 18 FT. ELSEWHERE WITHIN 480 NM NE...720 NM SE...AND
600
NM S QUADRANTS AND WITHIN 660 NM W SEMICIRCLE WINDS 20 TO 30 KT.
SEAS 8 TO 14 FT.
.12 HOUR FORECAST LOW 58N174W 976 MB. WITHIN 300 NM N AND NW
QUADRANTS WINDS 35 TO 50 KT. SEAS 8 TO 17 FT.
.24 HOUR FORECAST LOW 58N176W 982 MB. WITHIN 420 NM SE QUADRANT
AND WITHIN 420 NM W SEMICIRCLE WINDS 25 TO 40 KT. SEAS 8 TO 18
FT. ELSEWHERE N OF 47N BETWEEN 160W AND 170E WINDS 20 TO 30 KT.
SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW 58N177W 990 MB. WITHIN 300 NM NE QUADRANT
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. ELSEWHERE N OF THE ALEUTIAN
ISLANDS W OF 164W WINDS TO 25 KT. SEAS TO 12 FT.

...GALE WARNING...
.LOW 45N130W 1000 MB MOVING SE 10 KT. WITHIN 420 NM W SEMICIRCLE
WINDS 30 TO 40 KT. SEAS 9 TO 18 FT. ELSEWHERE FROM 35N TO 54N
BETWEEN 124W AND 150W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 43N125W 1009 MB. FROM 33N TO 53N BETWEEN
123W AND 142W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW DISSIPATED INLAND. SE OF A LINE FROM
50N128W TO 30N140W...AND NE OF A LINE FROM 56N145W TO 30N140W
AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.LOW W OF AREA 56N155E 990 MB MOVING E 25 KT. S OF 50N W OF 172E
WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 47N175E 994 MB.
FROM 32N TO 49N W OF 177W WINDS 25 TO 35 KT. SEAS 8 TO 16
FT...HIGHEST SE OF MAIN CENTER.
.48 HOUR FORECAST LOW 51N173W 992 MB. N OF 32N S OF THE ALEUTIAN
ISLANDS BETWEEN 163W AND 167E WINDS 20 TO 30 KT. SEAS 8 TO 14 FT
IN A MIXED SWELL.

...GALE WARNING...
.WITHIN 300 NM SE OF A LINE FROM 50N160W TO 30N180W WINDS 20 TO
30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST NEW LOW NEAR 42N167W 1012 MB. WITHIN 360 NM E
AND 540 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 50N161W 994 MB. WITHIN 420 NM NE QUADRANT
AND WITHIN 420 NM SE OF A FRONT FROM 50N156W TO 35N167W WINDS 25
TO 35 KT. SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST NEW LOW 60N148W 1007 MB. WITHIN 240 NM NW OF A
LINE FROM 52N160W TO 59N140W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS
DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 54N W OF 166W
WITHIN THE BERING SEA...AND FROM 40N TO 47N W OF 167E.
.24 HOUR FORECAST DENSE FOG N OF 54N W OF 166W WITHIN THE BERING
SEA...AND FROM 37N TO 49N BETWEEN 156W AND 173E.
.48 HOUR FORECAST DENSE FOG N OF 56N W OF 165W WITHIN THE BERING
SEA...FROM 44N TO 54N BETWEEN 145W AND 173W...AND FROM 45N TO 49N
W OF 168E.

.FORECASTER ANDERSON. 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 MON MAY 12.
24 HOUR FORECAST VALID 0000 UTC TUE MAY 13.
48 HOUR FORECAST VALID 0000 UTC WED MAY 14.

.WARNINGS.

...GALE WARNING...
.WITHIN 16N94W TO 16N95W TO 15N97W TO 14N96W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 30 TO
35 KT. SEAS 8 FT. ELSEWHERE WITHIN 13N95W TO 14N97W TO 13N102W
TO 11N103W TO 10N98W TO 11N96W TO 13N95W NE TO E WINDS 20 TO 30
KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
15N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 11N86W TO 11N87W TO 11N88W TO 10N88W TO 10N87W TO 10N86W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 11N127W TO 10N136W TO 11N140W TO 03N140W TO 07N129W TO
08N123W TO 11N127W WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E
SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.36 HOUR FORECAST WITHIN 30N128W TO 30N140W TO 28N140W TO
29N131W TO 30N128W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO
N SWELL.
.48 HOUR FORECAST WITHIN 30N120W TO 30N140W TO 26N140W TO
26N130W TO 30N120W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO
N SWELL.

.48 HOUR FORECAST WITHIN 02S100W TO 01S109W TO 01S120W TO
03.4S120W TO 03S98W TO 02S100W WINDS 20 KT OR LESS. SEAS 8 FT IN
S TO SW SWELL.

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

CONVECTION VALID AT 0230 UTC MON MAY 12...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 08N95W TO 07N130W. ITCZ FROM
07N130W
TO BEYOND 05N140W. SCATTERED MODERATE TO ISOLATED STRONG FROM 09N
TO 13N BETWEEN 95W AND 110W.

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0000 UTC MAY 12 2025.
24 HOUR FORECAST VALID 0000 UTC MAY 13 2025.
48 HOUR FORECAST VALID 0000 UTC MAY 14 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N175W 24N178W 18N174W NEARLY STATIONARY. SCATTERED
MODERATE TSTMS N OF 25N BETWEEN 175W AND 172W.
.24 HOUR FORECAST TROUGH 30N176E 22N175E.
.48 HOUR FORECAST WEAK TROUGH 30N173W 25N178E 23N171E.

.E TO NE WINDS 20 TO 25 KT FROM 18N TO 05N BETWEEN 174W AND 145W.
.24 HOUR FORECAST E TO NE WINDS 20 TO 25 KT FROM 27N TO 21N
BETWEEN 161W AND 145W...AND FROM 11N TO 05N BETWEEN 179W AND 156W.
.48 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

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

.SEAS 8 TO 10 FT FROM 17N TO 01N BETWEEN 177W AND 143W.
.24 HOUR FORECAST SEAS 8 TO 10 FT 16N TO 02N BETWEEN 179E AND
147W.
.48 HOUR FORECAST SEAS 8 TO 9 FT FROM 15N TO 02N BETWEEN 173E AND
155W.

.ELSEWHERE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ 05N140W 02N156W 01N174E. ISOLATED MODERATE TSTMS FROM 04N
TO ITCZ BETWEEN 161W AND 157W.

$$

.FORECASTER TROTTER. HONOLULU HI.