HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC MON NOV 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
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 24.
24 HOUR FORECAST VALID 1800 UTC NOV 25.
48 HOUR FORECAST VALID 1800 UTC NOV 26.
.WARNINGS.
...GALE WARNING...
.LOW 51N159W 987 MB MOVING NW 20 KT. WITHIN 240 NM N AND 120 NM S
SEMICIRCLES WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW 55N167W 983 MB. WITHIN 300 NM N QUADRANT
WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW 53N173W 989 MB. WITHIN 300 NM S QUADRANT
WINDS TO 25 KT. SEA TO 4 M.
...GALE WARNING...
.LOW 49N151W 990 MB MOVING NE 25 KT. FROM 42N TO 52N BETWEEN 138W
AND 155W WINDS 25 TO 40 KT. SEAS 3 TO 5 M.
.24 HOUR FORECAST LOW 53N140W 997 MB. FROM 48N TO 54N BETWEEN
125W AND 145W WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.
...GALE WARNING...
.LOW 49N177E 982 MB MOVING SE 15 KT. WITHIN 720 NM S AND 540 NM W
QUADRANTS WINDS 25 TO 40 KT. SEAS 5 TO 10 M. ELSEWHERE WITHIN 900
NM SE AND S AND 600 NM W QUADRANTS WINDS TO 25 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 49N174W 985 MB. WITHIN 600 NM S AND 540 NM
SW QUADRANTS WINDS 25 TO 35 KT. SEAS 4 TO 8 M. ELSEWHERE WITHIN
720 NM S SEMICIRCLE WINDS TO 25 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 49N162W 990 MB. WITHIN 720 NM SE SEMICIRCLE
WINDS 20 TO 30 KT. SEAS 3 TO 6 M.
...GALE WARNING...
.LOW 52N177W 980 MB MOVING SW 10 KT. WITHIN 360 NM N AND 60 NM S
SEMICIRCLES WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS ABSORBED BY LOW
49N174W DESCRIBED ABOVE.
...GALE WARNING...
.12 HOUR FORECAST LOW W OF AREA 41N155E 999 MB. S OF 40N W OF
168E WINDS 25 TO 35 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 40N164E 990 MB. S OF 43N W OF 175E WINDS 25
TO 40 KT. SEAS 3 TO 5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 39N177E 994 MB AND
SECOND CENTER 38N172W 989 MB. S OF 40N W OF 165W WINDS 25 TO 40
KT. SEAS 3 TO 6 M.
...GALE WARNING...
.48 HOUR FORECAST NEW LOW 43N137W 1007 MB. WITHIN 240 NM SE
SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 4 M.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 60N W OF ALASKA. ELSEWHERE
LIGHT TO MODERATE FREEZING SPRAY FROM 57N TO 60N W OF ALASKA.
.24 HOUR FORECAST LITTLE CHANGE
.48 HOUR FORECAST LITTLE CHANGE.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 48N TO 54N
BETWEEN 158W AND 162E.
.24 HOUR FORECAST DENSE FOG FROM 52N TO 57N BETWEEN 155W AND
180E.
.48 HOUR FORECAST DENSE FOG FROM 55N TO 58N W OF 160W AND N OF
56N BETWEEN 145W AND 160W.
.FORECASTER KREKELER. 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 1800 UTC MON NOV 24.
24 HOUR FORECAST VALID 1800 UTC TUE NOV 25.
48 HOUR FORECAST VALID 1800 UTC WED NOV 26.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 19N109W TO 30N116W TO 30N134W TO 25N140W TO 07N140W TO
09N117W TO 19N109W...INCLUDING NEAR SEBASTIAN VIZCAINO BAY AND
WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M
IN NW SWELL.
.24 HOUR FORECAST WITHIN 26N115W TO 30N118W TO 30N124W TO
26N121W TO 22N122W TO 20N117W TO 26N115W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NW SWELL. WITHIN 17N110W TO 20N121W TO
19N140W TO 09N140W TO 07N115W TO 10N108W TO 17N110W WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.5 M IN NW SWELL.
.48 HOUR FORECAST WITHIN 11N108W TO 14N115W TO 17N140W TO
09N140W TO 08N123W TO 03N112W TO 11N108W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED NE TO E WIND WAVES AND NW SWELL.
.09 HOUR FORECAST WITHIN 12N86W TO 11N87W TO 11N88W TO 10N88W TO
10N86W TO 11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.42 HOUR FORECAST WITHIN 11N86W TO 11N87W TO 11N88W TO 10N88W TO
10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WITHIN 16.5N94.5W TO 16N95W TO 15N95.5W TO
14.5N95W TO 15.5N94.5W TO 16.5N94.5W...INCLUDING THE GULF OF
TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE...EXCEPT SEAS BUILDING TO 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 1900 UTC MON NOV 24...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 07N77W TO 07N112W. ITCZ FROM 07N112W TO
09.5N135W TO BEYOND 07N140W. SCATTERED MODERATE FROM 03N TO 09N
BETWEEN 77W AND 93W...FROM 06.5N TO 10N BETWEEN 105W AND 110W...
FROM 12N TO 15N BETWEEN 113W AND 121W...FROM 07.5N TO 10N
BETWEEN 117.5W AND 122W...AND FROM 06N TO 10N BETWEEN 132W AND
140W.
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E
SYNOPSIS VALID 1800 UTC NOV 24 2025.
24 HOUR FORECAST VALID 1800 UTC NOV 25 2025.
48 HOUR FORECAST VALID 1800 UTC NOV 26 2025.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 30N165W 27N175W 25N173E 26N160E MOVING NE 10 KT.
.24 HOUR FORECAST FRONT 30N157W 28N167W.
.48 HOUR FORECAST FRONT MOVED N OF AREA.
.TROUGH 26N140W 22N143W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 27N143W 25N144W.
.48 HOUR FORECAST TROUGH 27N149W 24N150W.
.48 HOUR FORECAST NEW TROUGH 14N170E 11N163E 09N160E.
.24 HOUR FORECAST WINDS 20 TO 30 KT N OF 27N BETWEEN 165E AND
174E.
.48 HOUR FORECAST WINDS 20 TO 30 KT N OF 27N W OF 170E. WINDS 20
TO 25 KT N OF 27N BETWEEN 179W AND 170W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3.5 M N OF LINE 30N175W 26N179W 23N172E 23N160E...
ANDS OF 20N EXCEPT S OF 11N W OF 170E AND S OF 06N E OF 160W.
.24 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 30N162W 24N173W
22N174E 23N167E 30N162E. SEAS 2.5 TO 3 M IN AREA BOUNDED BY
19N140W 12N153W 12N155W 17N177E 18N160E 12N160E 04N176E 08N140W.
.48 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 30N151W 20N165W
12N172W 10N156W 05N173W 13N168E 24N176E 28N169E 27N160E.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 07N140W 05N151W 07N179E 07N160E. SCATTERED MODERATE TSTMS
FROM 09N TO 05N E OF 145W. ISOLATED MODERATE TSTMS WITHIN 270 NM
N OF ITCZ W OF 175W.
$$
.FORECASTER TROTTER. HONOLULU HI.=