HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC TUE JAN 20 2026
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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JAN 20.
24 HOUR FORECAST VALID 0600 UTC JAN 21.
48 HOUR FORECAST VALID 0600 UTC JAN 22.
.WARNINGS.
...STORM WARNING...
.LOW 49N176W 977 MB MOVING NW 30 KT. WITHIN 120 NM SE SEMICIRCLE
WINDS 50 TO 60 KT. SEAS 5 TO 9 M. ELSEWHERE WITHIN 240 NM SW
SEMICIRCLE AND WITHIN 360 NE AND 180 NM SE QUADRANTS WINDS 35 TO
50 KT. SEAS 4 TO 7.5 M...HIGHEST S OF CENTER. ALSO WITHIN 540 NM
NE...300 NM SE...300 NM SW...AND 300 NM NW QUADRANTS WINDS 25 TO
40 KT. SEAS 3 TO 6 M. AND FROM 44N TO 56N BETWEEN 166W AND 178W
WINDS 20 TO 30 KT. SEAS 3 TO 5 M.
.24 HOUR FORECAST LOW NW OF AREA 60N173W 990 MB. WITHIN 420 NM SE
SEMICIRCLE WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST LOW NW OF AREA. CONDITIONS DESCRIBED BELOW WITH
COMPLEX LOW 58N166E.
...STORM WARNING...
.LOW 38N171W 998 MB MOVING NE 20 KT. FROM 30N TO 40N BETWEEN 166W
AND 172E WINDS 25 TO 35 KT. SEAS 3 TO 6 M.
.12 HOUR FORECAST LOW 40N168W 999 MB. WITHIN 180 NM W OF A LINE
FROM 34N168W TO 36N168W TO 44N169W WINDS 35 TO 50 KT. SEAS 4 TO 8
M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 40N165W 1000 MB.
WITHIN 120 NM SW OF A LINE FROM 44N170W TO 42N170W TO 39N165W TO
36N162W WINDS 35 TO 45 KT. SEAS 4.5 TO 7 M. ELSEWHERE FROM 30N TO
47N BETWEEN 161W AND 174W WINDS 25 TO 35 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST COMPLEX LOW WITH NEW MAIN LOW 40N154W 1002 MB.
FROM 30N TO 46N BETWEEN 142W AND 169W WINDS 25 TO 35 KT. SEAS 3
TO 5.5 M.
...STORM WARNING...
.COMPLEX LOW WITH MAIN LOW W OF AREA NEAR 44N148E 980 MB. FROM
35N TO 43N W OF 162E WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M.
.06 HOUR FORECAST COMPLEX LOW WITH MAIN LOW W OF AREA NEAR
45N153E 978 MB. WITHIN 180 NM E AND SE OF A LINE FROM 45N160E TO
42N163E TO 40N163E TO 38N160E WINDS 35 TO 50 KT. SEAS 3 TO 5.5
M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 49N163E 968 MB.
WITHIN 360 NM SE AND 420 NM S QUADRANTS AND WITHIN 240 NM E TO SE
OF A LINE FROM 52N167E TO 51N171E TO 47N174E TO 38N164E WINDS 35
TO 50 KT. SEAS 5 TO 10 M. ELSEWHERE FROM 35N TO 56N W OF 179E
WINDS 25 TO 40 KT. SEAS 3 TO 6 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 58N166E 980 MB. NW OF
A LINE FROM 48N164E TO 37N172W TO 62N174W WINDS 25 TO 40 KT. SEAS
3.5 TO 6.5 M.
...STORM WARNING...
.30 HOUR FORECAST NEW LOW 33N162E 999 MB. FROM 30N TO 38N W OF
175E WINDS 25 TO 40 KT. SEAS TO 4.5 M.
.48 HOUR FORECAST LOW 37N169E 996 MB. WITHIN 180 NM NE AND 300 NM
SE QUADRANTS WINDS 35 TO 50 KT. SEAS 3 TO 6 M. ELSEWHERE FROM 30N
TO 46N BETWEEN 180W AND 169E WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.
...GALE WARNING...
.COMPLEX LOW WITH FIRST LOW 42N154W 1011 MB MOVING E 15 KT AND
SECOND LOW 34N159W 1010 MB MOVING NE 10 KT. WITHIN 300 NM SE OF A
LINE FROM 38N153W TO 34N158W TO 30N161W WINDS 20 TO 30 KT. SEAS
TO 4 M.
.06 HOUR FORECAST LOW 35N157W 1005 MB. WITHIN 300 NM SE OF A LINE
FROM 39N151W TO LOW CENTER TO 31N158W TO 30N160W WINDS 25 TO 35
KT. SEAS TO 4 M.
.24 HOUR FORECAST COMBINED LOW 41N150W 1008 MB. WITHIN 180 NM SE
OF A LINE FROM 43N135W TO LOW CENTER TO 35N150W TO 30N153W WINDS
25 TO 40 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW 44N149W 1007 MB. WITHIN 360 NM SE QUADRANT
WINDS 25 TO 35 KT. SEAS TO 4 M.
...GALE WARNING...
.48 HOUR FORECAST LOW 38N160E 990 MB. WITHIN 240 NM SE QUADRANT
WINDS 3 TO 5.5 M.
.SYNOPSIS AND FORECAST.
.LOW 42N143W 1011 MB MOVING NE 10 KT. WITHIN 180 NM E SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.
.LOW 55N171E 988 MB MOVING NW 10 KT. N OF 53N BETWEEN 177E AND
168E WINDS 25 TO 35 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW AND CONDITIONS NW OF AREA.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 90 NM W OF A
LINE FROM 47N176W TO 56N179E...FROM 46N TO 49N BETWEEN 145W AND
154W...FROM 59N TO 61N BETWEEN 171W AND 176W...AND N OF 53N
BETWEEN 172E AND 168E.
.24 HOUR FORECAST DENSE FOG WITHIN 60 NM NW OF A LINE FROM
40N151W TO 42N151W TO 44N144W...FROM 48N TO 53N W OF 176E...AND
WITHIN 60 NM NE OF A LINE FROM 62N172W TO 53N161W TO 47N146W.
.48 HOUR FORECAST DENSE FOG FROM 45N TO 52N BETWEEN 137W AND
149W...FROM 58N TO 62N BETWEEN 168W AND 177E...AND FROM 44N TO
51N BETWEEN 179W AND 171E.
.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 0600 UTC TUE JAN 20.
24 HOUR FORECAST VALID 0600 UTC WED JAN 21.
48 HOUR FORECAST VALID 0600 UTC THU JAN 22.
.WARNINGS.
...GALE WARNING...
.WITHIN 16N94W TO 16N96W TO 14N96W TO 14N95W TO 14N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 30 TO 40
KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 14N94W TO 14N96W TO
14N98W TO 12N97W TO 12N96W TO 13N94W TO 14N94W N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3.0 M. REMAINDER OF AREA WITHIN 11N93W TO
13N99W TO 11N105W TO 09N105W TO 05N97W TO 06N94W TO 11N93W WINDS
20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
36 HOUR FORECAST WITHIN 14N94W TO 16N95W TO 11N99W TO 10N97W TO
10N95W TO 11N94W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...
NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. WITHIN 08N95W TO
11N100W TO 09N103W TO 08N113W TO 04N101W TO 05N96W TO 08N95W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.
.48 HOUR FORECAST LITTLE CHANGE.
.SYNOPSIS AND FORECAST.
.WITHIN 10N86W TO 11N87W TO 10N91W TO 09N92W TO 08N90W TO 08N88W
TO 10N86W...INCLUDING THE GULF OF PAPAGAYO... NE WINDS 20 TO 30
KT. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 23N130W TO 30N131W TO 30N140W TO 15N140W TO 12N137W TO
23N130W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN NW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0900 UTC TUE JAN 20...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 09N85W TO 04N95W. ITCZ FROM 04N95W
TO 06N140W. SCATTERED MODERATE AND ISOLATED STRONG FROM 05N TO
14N BETWEEN 102W AND 110W...AND FROM 07N TO 16N BETWEEN 125W AND
140W.
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E
SYNOPSIS VALID 0600 UTC JAN 20 2026.
24 HOUR FORECAST VALID 0600 UTC JAN 21 2026.
48 HOUR FORECAST VALID 0600 UTC JAN 22 2026.
.WARNINGS.
...GALE WARNING...
.FRONT 30N161W 27N163W 23N175W 22N179E 22N170E 23N160E MOVING E
10 KT E OF 179E...AND NEARLY STATIONARY ELSEWHERE. WINDS 20 TO 30
KT N OF 29N BETWEEN FRONT AND 158W...AND FROM 24N TO 20N W OF
167E. ISOLATED MODERATE TSTMS WITHIN 180 NM OF FRONT. .24 HOUR
FORECAST FRONT 30N157W 22N166W 20N170W 18N175E 20N170E 260N160E.
WINDS 20 TO 30 KT IN AREA BOUNDED BY 30N160E 30N172E 22N176W
20N169W 26N158W 30N154W 30N150W 22N160W 18N174W 22N160E 30N160E.
.48 HOUR FORECAST FRONT 30N150W 20N156W 16N172W 26N176E 30N171E.
WINDS 30 TO 35 KT IN AREA BOUNDED BY 27N176E 28N179E 25N179W
25N179E 27N176E. WINDS 20 TO 30 KT ELSEWHERE N OF LINE 30N170E
24N178E 22N172W 30N179W.
.SYNOPSIS AND FORECAST.
.FRONT 30N172W 27N178W 27N175E MOVING E 25 KT. WINDS 20 TO 25 KT
N OF 28N BETWEEN 179W AND 172W. ISOLATED MODERATE TSTMS WITHIN 90
OF FRONT.
.24 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED IMMEDIATELY
ABOVE. WINDS 20 TO 30 KT N OF 27N BETWEEN 169W AND 160W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 4 TO 5 M N OF LINE 30N168E 26N173E 26N179W 30N172W. SEAS
2.5 TO 4 M ELSEWHERE N OF LINE 16N160E 20N179E 12N171E 18N169W
30N157W. SEAS 2.5 TO 3.5 M N OF LINE 30N147W 25N149W 17N161W
09N179E 01N165W 08N148W 13N140W.
.24 HOUR FORECAST SEAS 4 TO 5 M N OF LINE 30N171W 28N168W
30N164W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 12N160E 05N167W
06N151W 13N140W...EXCEPT N OF LINE 30N151W 18N170W 16N151W
26N140W.
.48 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 23N160E 23N171E
15N179E 10N173E 05N179E 06N153W 16N162W 30N147W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 06N140W 06N151W 04N161W 07N175E 06N160E. ISOLATED MODERATE
TSTMS WITHIN 90 NM OF ITCZ.
$$
.FORECASTER PIERCE. HONOLULU HI.=