105
FZPN01 KWBC 282139
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI NOV 28 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

PLEASE SEE PROPOSAL TO ALIGN NWS PACIFIC HIGH SEAS FORECASTS
WITH
METAREA XII: HTTPS://OCEAN.WEATHER.GOV/HIGHSEASPACIFICPROPOSAL/
(LOWERCASE).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

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 NOV 28.
24 HOUR FORECAST VALID 1800 UTC NOV 29.
48 HOUR FORECAST VALID 1800 UTC NOV 30.

.WARNINGS.

...STORM WARNING...
.LOW 43N174W 958 MB MOVING NE 15 KT. WITHIN 540 NM SW
SEMICIRCLE...AND WITHIN 240 NM N AND NE OF A FRONT EXTENDING
FROM 47N176W TO 48N171W TO 43N161W WINDS 40 TO 55 KT. SEAS 7
TO 12 M. ELSEWHERE FROM 30N TO 55N BETWEEN 154W AND 168E
WINDS 25 TO 40 KT. SEAS 3 TO 11 M...HIGHEST WITHIN 540 NM SW
QUADRANT.
.24 HOUR FORECAST LOW 45N170W 965 MB. WITHIN 420 NM SW
QUADRANT WINDS 35 TO 50 KT. SEAS 6 TO 10 M. ELSEWHERE FROM
30N TO 61N BETWEEN 147W AND 172E WINDS 30 TO 45 KT. SEAS 3
TO 9 M...HIGHEST NEAR 35N168W.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 51N171W 975 MB.
WITHIN 900 NM E AND SE...AND N AND NW...AND 960 NM W AND SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 7 M...HIGHEST NEAR
53N177W.

...STORM WARNING...
.12 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 42N161E
994 MB. W OF A LINE FROM 50N162E TO 40N165E TO 30N164E WINDS
25 TO 40 KT. SEAS 3 TO 5 M.
.24 HOUR FORECAST COMPLEX LOW WITH ONE CENTER 44N163E 995 MB
AND A SECOND CENTER 38N169E 996 MB. WITHIN 60 NM SW QUADRANT
OF FIRST CENTER...AND 120 NM SW QUADRANT OF SECOND CENTER
WINDS 35 TO 50 KT. SEAS 4 TO 7 M. ELSEWHERE W OF A LINE
FROM 51N162E TO 44N168E TO 36N172E TO 30N171E WINDS 25 TO
35 KT. SEAS 3 TO 5.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 42N178W 980
MB. WITHIN 180 NM S AND SW QUADRANTS WINDS 40 TO 50 KT.
SEAS 5 TO 8 M. ELSEWHERE N OF 30N...WITHIN 360 NM E AND
NE...540 NM SE AND NW...AND 1080 NM W AND SW QUADRANTS
WINDS 25 TO 40 KT. SEAS 3 TO 6 M.

...STORM WARNING...
.48 HOUR FORECAST NEW LOW TO FORM NEAR 57N151W 984 MB.
WITHIN 240 NM E AND NE...AND 120 NM NW QUADRANTS WINDS 35
TO 50 KT. SEAS 4 TO 6 M. ELSEWHERE WITHIN 480 NM E AND
NE...660 NM S AND SE...AND 240 NM NW QUADRANTS WINDS 25
TO 40 KT. SEAS 3 TO 5.5 M.

...STORM WARNING...
.48 HOUR FORECAST LOW 31N176W 993 MB. N OF 30N...WITHIN
60 NM S AND SE QUADRANTS WINDS 4O TO 50 KT. SEAS 4 TO 6
M. ELSEWHERE N OF 30N...WITHIN 420 NM NE...300 NM E AND
SE...AND 420 NM W AND SW QUADRANTS WINDS 25 TO 40 KT.
SEAS 3 TO 5 FT.

...GALE WARNING...
.LOW 41N140W 1004 MB MOVING SE 20 KT. WITHIN 300 NM W
AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 4 TO 7.5 M.
ELSEWHERE FROM 32N TO 47N BETWEEN 130W AND 148W WINDS
20 TO 30 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW 34N134W 1013 MB. WITHIN 300 NM
N AND NW SEMICIRCLES WINDS TO 25 KT. SEAS 3 TO 4.5 M.
.48 HOUR FORECAST LOW MOVED S OF AREA WITH CONDITIONS
DIMINISHED.

...GALE WARNING...
.LOW 58N148W 1012 MB MOVING E 10 KT. WITHIN 60 NM NE
AND E OF A FRONT EXTENDING FROM 59N147W TO 58N140W WINDS
25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE FROM 47N TO 61N
BETWEEN 137W AND 148W WINDS TO 25 KT. SEAS TO 3 M.
.18 HOUR FORECAST LOW DISSIPATED AND CONDITIONS
DIMINISHED.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 63N W OF ALASKA.
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 60N W
OF 163W.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N
AND NW OF A LINE FROM 63N165W TO 61N176W. ELSEWHERE
LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF 161W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF
58N BETWEEN 137W AND 151W...N OF 63N W OF ALASKA...
AND FROM 42N TO 52N BETWEEN 161W AND 178E.
.24 HOUR FORECAST DENSE FOG N OF 64N W OF ALASKA...
FROM 40N TO 59N BETWEEN 148W AND 177E...AND FROM 45N
TO 47N W OF 162E.
.48 HOUR FORECAST DENSE FOG FROM 48N TO 61N BETWEEN
133W AND 158W...WITHIN 420 NM W AND NW OF A LINE
FROM 46N180W TO 59N164W...AND FROM 30N TO 39N
BETWEEN 170W AND 177W.

.FORECASTER MILLS. 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 FRI NOV 28.
24 HOUR FORECAST VALID 1800 UTC SAT NOV 29.
48 HOUR FORECAST VALID 1800 UTC SUN NOV 30.

.WARNINGS.

...GALE WARNING...
.WITHIN 16N94.5W TO 16N95W TO 16N95.5W TO 15.5N95.5W TO 15N95W
TO 15.5N94.5W TO 16N94.5W...INCLUDING THE GULF OF TEHUANTEPEC...N
WINDS 30 TO 35 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 16N94W TO
16N95W TO 15N96W TO 13N96W TO 14N94W TO 16N94W N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3 M. REMAINDER OF AREA WITHIN 13N94W TO
16N94W TO 13N99W TO 11N100W TO 10N96W TO 13N94W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.12 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 13N96W TO
14N94W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE
WITHIN 14N94W TO 16N94W TO 16N95W TO 13N97W TO 11N100W TO 10N100W
TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...WINDS 20 KT OR
LESS. SEAS 2.5 TO 3 M IN NE SWELL.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. ELSEWHERE
WITHIN 16N94W TO 16N96W TO 14N96W TO 11N98W TO 11N96W TO 13N94W
TO 16N94W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE
SWELL.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.SYNOPSIS AND FORECAST.

.WITHIN 10N86W TO 11N86W TO 09N90W TO 08N91W TO 08N89W TO 08N88W
TO 10N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25
KT. SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 09N89W TO 09N90W TO 09N91W TO 08N91W TO
08N90W TO 08N89W TO 09N89W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN
NE TO E SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 14N135W TO 16N137W TO 24N140W TO 07N140W TO 08N133W TO
14N135W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL.
.24 HOUR FORECAST WITHIN 14N135W TO 15N140W TO 08N140W TO
07N139W TO 11N135W TO 14N135W WINDS 20 KT OR LESS. SEAS TO 2.5 M
IN NW SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.06 HOUR FORECAST WITHIN 30N138W TO 30N140W TO 28N140W TO
28N139W TO 30N138W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN W TO NW
SWELL.
.24 HOUR FORECAST WITHIN 30N131W TO 30N140W TO 23N140W TO
26N135W TO 30N131W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW
SWELL.
.48 HOUR FORECAST WITHIN 30N122W TO 30N138W TO 26N138W TO
24N134W TO 26N125W TO 30N122W WINDS 20 KT OR LESS. SEAS TO 2.5 M
IN NW SWELL.

.36 HOUR FORECAST WITHIN 16N114W TO 19N116W TO 18N119W TO
16N119W TO 14N116W TO 14N114W TO 16N114W E WINDS 20 TO 25 KT.
SEAS TO 2.5 M IN W TO NW SWELL.
.48 HOUR FORECAST WITHIN 19N114W TO 19N118W TO 18N120W TO
16N120W TO 15N118W TO 17N113W TO 19N114W NE TO E WINDS 20 TO 30
KT. SEAS 2.5 TO 3 M IN NW SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 2100 UTC FRI NOV 28...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N84W TO 10N117W. ITCZ FROM 10N117W TO
BEYOND
06N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 03N
TO 09N AND E OF 93W...FROM 07N TO 20N BETWEEN 100W AND
115W...FROM
04N TO 10N AND W OF 129W.

$$
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.