East and Central North Pacific High Seas Forecast

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FZPN02 KWBC 260525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC WED MAR 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAR 26. 
24 HOUR FORECAST VALID 0000 UTC MAR 27.
48 HOUR FORECAST VALID 0000 UTC MAR 28.

.WARNINGS.

...STORM WARNING... 
.INTENSIFYING LOW 40N141W 992 MB MOVING NE 10 KT. WITHIN 180 NM W
QUADRANT WINDS 35 TO 50 KT. SEAS 9 TO 17 FT. ELSEWHERE FROM 30N
TO 45N BETWEEN 133W AND 153W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW 43N137W 975 MB. WITHIN 300 NM SE AND 480 NM
NW QUADRANTS...AND 480 NM SW SEMICIRCLE WINDS 35 TO 50 KT. SEAS
17 TO 34 FT. ELSEWHERE FROM 32N TO 53N BETWEEN 124W AND 152W
WINDS 25 TO 35 KT. SEAS 9 TO 24 FT.
.48 HOUR FORECAST LOW 46N128W 985 MB. WITHIN 240 NM SE AND
BETWEEN 180 NM AND 480 NM SW QUADRANT WINDS 35 TO 45 KT. SEAS 13
TO 26 FT. ELSEWHERE FROM 34N TO 50N BETWEEN 124W AND 150W WINDS
25 TO 35 KT. SEAS 12 TO 24 FT.

...GALE WARNING... 
.LOW 35N176W 1002 MB MOVING NW 05 KT. WITHIN 300 NM N AND 420 NM
E QUADRANTS WINDS 35 TO 45 KT. SEAS 12 TO 22 FT. ELSEWHERE S OF A
LINE FROM 30N158W TO 40N167W TO 43N174W TO 40N180W WINDS 25 TO 35
KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW 37N178W 1004 MB. WITHIN 360 NM N AND 480 NM
E QUADRANTS WINDS 35 TO 45 KT. SEAS 12 TO 24 FT. ELSEWHERE WITHIN
AN AREA BOUNDED BY A LINE FROM 30N152W TO 30N164W TO 40N173E TO
46N180W TO 45N170W TO 30N152W WINDS 25 TO 35 KT. SEAS 9 TO 21
FT.
.48 HOUR FORECAST LOW 40N177E 1010 MB. WITHIN 420 NM N OF A LINE
FROM 30N154W TO THE LOW TO 43N171E WINDS 25 TO 35 KT. SEAS 10 TO
20 FT.

...GALE WARNING... 
.LOW NW OF AREA 61N174E 1010 MB MOVING SW 05 KT. WITHIN 150 NM NE
AND E OF A FRONT EXTENDING FROM 59N180W TO 55N175W TO 48N176W
WINDS 25 TO 40 KT. SEAS 9 TO 17 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

...GALE WARNING... 
.LOW 48N150W 1007 MB MOVING SE 20 KT. FROM 40N TO 52N BETWEEN
150W AND 162W WINDS 25 TO 40 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED ABOVE WITH
LOW 43N137W.

...GALE WARNING...
.LOW W OF AREA 43N154E 1003 MB MOVING NW 25 KT. FROM 34N TO 46N
BETWEEN 160E AND 164E WINDS 20 TO 30 KT. SEAS TO 11 FT.
.06 HOUR FORECAST LOW DISSIPATED. FROM 34N TO 49N BETWEEN 160E
AND 165E WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST NEW COMPLEX LOW W OF AREA WITH MAIN CENTER
44N155E 998 MB. W OF A LINE FROM 36N165E TO 54N168E WINDS 25 TO
35 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW WELL NW OF AREA 56N155W 1006 MB. N OF A
LINE FROM 43N160E TO 55N171E WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.

...HEAVY FREEZING SPRAY WARNING... 
.LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 59N153W TO
51N158W TO 52N166W TO 60N179W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 58N156W TO 53N160W TO 54N166W TO 59N172W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 58N160W TO 57N162W TO 58N168W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY N OF A LINE FROM 59N153W TO 54N160W TO 56N170W TO
59N178W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM NE AND
E OF A LINE FROM 52N175W TO 56N177W TO 59N180W...AND FROM 53N TO
56N BETWEEN 167E AND 173E.
.24 HOUR FORECAST DENSE FOG FROM 47N TO 49N BETWEEN 128W AND
137W...AND FROM 56N TO 60N BETWEEN 172W AND 176W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER HUFFMAN. 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 MAR 26.
24 HOUR FORECAST VALID 0000 UTC THU MAR 27.
48 HOUR FORECAST VALID 0000 UTC FRI MAR 28.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO
30 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WITHIN 16N95W TO 14N96W TO 13N95W TO 14N95W TO
16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 
KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 11N86W TO 12N86W TO 11N87W 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 WITHIN 12N86W TO 11N88W TO 10N89W TO 10N87W TO
11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E 
WINDS 20 TO 30 KT. SEAS 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 30N131W TO 30N140W TO 05N140W TO 06N131W TO 08N131W TO
18N136W TO 30N131W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW
SWELL.
.24 HOUR FORECAST WITHIN 14N126W TO 20N140W TO 03N140W TO
03N131W TO 09N123W TO 14N126W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN NW SWELL.
.48 HOUR FORECAST WITHIN 17N120W TO 17N140W TO 04N140W TO
04N127W TO 09N123W TO 08N112W TO 17N120W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN NW SWELL.

.15 HOUR FORECAST WITHIN 02S117W TO 01S120W TO 03.4S120W TO
03.4S116W TO 02S117W WINDS 20 KT OR LESS. SEAS 8 FT IN S TO SW
SWELL.
.24 HOUR FORECAST WITHIN 01N119W TO 04N126W TO 03N130W TO
00N131W TO 03.4S120W TO 03.4S115W TO 01N119W WINDS 20 KT OR
LESS. SEAS 8 FT IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 07N111W TO 09N118W TO 07N126W TO
00N131W TO 03S120W TO 02S112W TO 07N111W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN S TO SW SWELL.

.24 HOUR FORECAST WITHIN 30N131W TO 30N140W TO 25N140W TO
27N134W TO 30N131W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL.
.48 HOUR FORECAST WITHIN 30N123W TO 30N140W TO 22N140W TO
23N133W TO 30N123W WINDS 20 KT OR LESS. SEAS 8 TO 15 FT IN NW TO
N SWELL.

.27 HOUR FORECAST WITHIN 26N113W TO 28N117W TO 27N118W TO
24N117W TO 23N115W TO 24N113W TO 26N113W WINDS 20 KT OR LESS. 
SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST WITHIN 29N115W TO 30N116W TO 30N117W TO
29N117W TO 28N115W TO 29N115W...INCLUDING SEBASTIAN VIZCAINO
BAY...NW WINDS 20 TO 25 KT. SEAS 8 FT. ELSEWHERE WITHIN 26N114W 
TO 30N117W TO 26N118W TO 21N116W TO 19N113W TO 22N110W TO 
26N114W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS LESS THAN 20
KT. SEAS 8 FT IN NW SWELL.

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

CONVECTION VALID AT 0235 UTC WED MAR 26...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH EXTENDS FROM 07N77W TO A 1009 MB LOW NEAR 06N78W 
TO 02S104W. THE ITCZ EXTENDS FROM 01S116W TO 01S140W. SCATTERED 
MODERATE IS DEPICTED FROM 07N TO 05S BETWEEN 82W AND 96W.

.FORECASTER KRV. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0000 UTC MAR 26 2025.
24 HOUR FORECAST VALID 0000 UTC MAR 27 2025.
48 HOUR FORECAST VALID 0000 UTC MAR 28 2025.

.WARNINGS.

...GALE WARNING...
.LOW N OF AREA MOVING NW SLOWLY. COLD FRONT 30N171W 26N174W 
22N175E
THENCE STATIONARY FRONT TO 21N164E 22N160E. COLD FRONT MOVING E
SLOWLY ALONG 30N...AND SE SLOWLY ELSEWHERE. WARM FRONT FROM 
30N171W
24N161W MOVING E SLOWLY. E TO SE WINDS 30 TO 40 KT N OF 28N 
BETWEEN
WARM FRONT AND 161W. E TO SE WINDS 20 TO 30 KT ELSEWHERE BETWEEN
WARM FRONT AND 155W. SEAS 8 TO 13 FT BETWEEN WARM FRONT AND 161W.
ISOLATED MODERATE TSTMS N OF 23N BETWEEN COLD FRONT AND 160W.
.24 HOUR FORECAST WARM FRONT 30N161W 28N157W. COLD FRONT 30N167W
23N177W 22N175E THENCE STATIONARY FRONT WEAKENED TO TROUGH TO
22N167E 18N160E. E TO SE WINDS 30 TO 40 KT N OF 29N BETWEEN WARM
FRONT AND 155W. E TO SE WINDS 20 TO 30 KT ELSEWHERE N OF 27N
BETWEEN WARM FRONT AND 160W. SEAS 8 TO 13 FT N OF A LINE 30N152W
26N160W 30N172W.
.48 HOUR FORECAST WARM FRONT MOVED N OF AREA. COLD FRONT 30N163W
24N171W THENCE TROUGH TO 19N173E 16N160E. WINDS DIMINISHED TO
20 KT OR LESS AND SEAS LOWERED TO 8 FT OR LESS.

.FOR FORECAST DETAILS N OF 30N...SEE HIGH SEAS FORECASTS ISSUED
BY THE OCEAN PREDICTION CENTER UNDER AWIPS HEADER HSFEP1 AND WMO
HEADER FZPN01 KWBC.

.SYNOPSIS AND FORECAST.

.COLD FRONT 30N140W 26N147W THENCE DISSIPATING STATIONARY FRONT TO
23N155W 24N161W. COLD FRONT MOVING SE SLOWLY. SEAS 8 TO 10 FT N OF
22N E OF 152W.
.24 HOUR FORECAST COLD FRONT WEAKENED TO TROUGH 24N140W 23N149W.
SEAS 8 TO 10 FT N OF 26N E OF 150W.
.48 HOUR FORECAST TROUGH DISSIPATED E OF AREA. SEAS 8 TO 11 FT
N OF A LINE 25N140W 28N150W.

.TROUGH JUST W OF AREA MOVING NE 10 KT.
.24 HOUR FORECAST TROUGH 30N163E 27N160E.
.48 HOUR FORECAST TROUGH ABSORBED BY NEW COLD FRONT 30N166E
27N160E. WINDS 20 TO 25 KT N OF FRONT.

.TROUGH 07N166E 04N161E 03N160E MOVING W 10 KT. SCATTERED
MODERATE TSTMS S OF 08N W OF 169E.
.24 HOUR FORECAST TROUGH DISSIPATED W OF AREA.

.24 HOUR FORECAST NEW TROUGH 30N175W 29N179W 30N177E.
.48 HOUR FORECAST TROUGH ALONG 30N BETWEEN 172W AND 172E.

.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 04N TO 12N E OF
160W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 04N TO 15N E OF
164W.

.24 HOUR FORECAST SEAS 8 TO 9 FT FROM 04N TO 12N E OF 150W.
.48 HOUR FORECAST SEAS 8 TO 9 FT FROM 05N TO 10N E OF 160W.

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

.SCATTERED MODERATE TO LOCALLY STRONG TSTMS FROM 02N TO 06N
BETWEEN 176E AND 167E.

$$

.FORECASTER AHUE. HONOLULU HI.