HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC WED MAR 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT
TO 53N172E TO 50N180W TO 30N180W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 0600 UTC MAR 04.
24 HOUR FORECAST VALID 0600 UTC MAR 05.
48 HOUR FORECAST VALID 0600 UTC MAR 06.
.WARNINGS.
...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 45N178W 986 MB NEARLY STATIONARY
THEN MOVING SE 10 KT AFTER 12 HOURS. BETWEEN 120 NM AND 360 NM NW
SEMICIRCLE WINDS 35 TO 45 KT. SEAS 4 TO 7.5 M IN NE SWELL.
ELSEWHERE FROM 32N TO 55N W OF 154W WINDS 25 TO 35 KT. SEAS 2.5
TO 6 M IN MIXED SWELL.
.12 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 45N177W 986
MB. WITHIN 120 NM NW SEMICIRCLE WINDS 35 TO 50 KT. SEAS 5 TO 7.5
M.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER NEAR 44N176W 988
MB AND SECOND CENTER NEAR 51N166W 996 MB. WITHIN 180 NM W
SEMICIRCLE WINDS 35 TO 50 KT. SEAS 4 TO 7.5 M. ELSEWHERE S OF 53N
W OF 165W...AND WITHIN 240 NM EITHER SIDE OF A LINE FROM 32N165W
TO 49N145W WINDS 25 TO 35 KT. SEAS 2.5 TO 5.5 M IN MIXED SWELL.
.30 HOUR FORECAST NEW COMPLEX LOW WITH FIRST CENTER NEAR 45N169W
986 MB AND SECOND CENTER NEAR 42N176W 992 MB. WITHIN 180 NM W
SEMICIRCLE OF SECOND CENTER WINDS 35 TO 45 KT. SEAS 4 TO 6.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER NEAR 52N162W 977
MB AND SECOND CENTER NEAR 42N169W 1000 MB. WITHIN 240 NM SE
QUADRANT AND 180 NM SW SEMICIRCLE OF FIRST CENTER...AND WITHIN
180 NM EITHER SIDE OF A LINE FROM 40N156W TO 49N148W WINDS 35 TO
45 KT. SEAS 3 TO 6.5 M. ELSEWHERE N OF 46N W OF 150W...WITHIN 240
NM EITHER SIDE OF A LINE FROM 33N160W TO 51N145W...AND N OF 34N W
OF 165W WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M.
...GALE WARNING...
.COMPLEX LOW WITH MEAN CENTER 56N140W 986 MB MOVING NE 15 KT.
FROM 40N TO 60N BETWEEN 131W AND 148W WINDS 30 TO 45 KT. SEAS 2.5
TO 5.5 M...HIGHEST CONDITIONS S AND SW OF MEAN CENTER.
.24 HOUR FORECAST LOWS DISSIPATED INLAND AND ASSOCIATED
CONDITIONS DIMINISHED.
...GALE WARNING...
.24 HOUR FORECAST S OF 39N BETWEEN 118W AND 125W AREA OF N TO NW
WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST S OF 42N BETWEEN 118W AND 130W AREA OF N TO NW
WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF A LINE FROM 56N161W TO
56N170W TO 59N180W AND WITHIN THE COOK INLET AND SHEILIKOF
STRAIT. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY WITHIN 90 NM
OF S ALASKAN COAST BETWEEN 138W AND 169W...AND WITHIN THE BERING
SEA.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 56N161W TO 56N170W TO 59N180W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY WITHIN THE COOK INLET AND SHEILIKOF
STRAIT...WITHIN 90 NM OF THE ALEUTIAN ISLANDS BETWEEN 157W AND
176W...AND WITHIN THE BERING SEA.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 55N163W TO 55N170W TO 58N180W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY WITHIN THE COOK INLET AND BERING SEA...AND WITHIN
90 NM S OF THE ALEUTIAN ISLANDS BETWEEN 158W AND 180W.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 51N TO 60N
BETWEEN 133W AND 146W...AND WITHIN 300 NM N OF A LINE FROM
44N180W TO 48N170W TO 49N157W.
.24 HOUR FORECAST DENSE FOG WITHIN 300 NM EITHER SIDE OF A LINE
FROM 34N167W TO 48N155W...FROM 48N TO 51N BETWEEN 144W AND
163W...AND WITHIN 300 NM N OF A LINE FROM 41N178W TO 50N167W TO
55N150W TO 51N137W.
.48 HOUR FORECAST DENSE FOG FROM 45N TO 58N BETWEEN 136W AND
172W...AND WITHIN 120 NM OF S ALASKAN COAST BETWEEN 131W AND
156W.
.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 0600 UTC WED MAR 4.
24 HOUR FORECAST VALID 0600 UTC THU MAR 5.
48 HOUR FORECAST VALID 0600 UTC FRI MAR 6.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 11N86W TO 11N87W TO 12N88W TO 10N90W TO 09N89W TO 10N87W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST CONDITIONS IMPROVE.
.WITHIN 15N94W TO 16N94W TO 16N96W TO 14N96W TO 14N94W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.21 HOUR FORECAST CONDITIONS IMPROVE.
.09 HOUR FORECAST WITHIN 21N138W TO 22N140W TO 19N140W TO
20N139W TO 21N139W TO 21N138W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN E SWELL.
.24 HOUR FORECAST WITHIN 23N135W TO 25N140W TO 17N140W TO
20N133W TO 23N135W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST CONDITIONS MERGED WITH AREA DESCRIBED BELOW.
.18 HOUR FORECAST WITHIN 30N119W TO 30N126W TO 28N123W TO
28N121W TO 30N119W N WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 30N120W TO 30N125W TO 29N125W TO
28N123W TO 29N120W TO 30N120W N WINDS 20 TO 30 KT. SEAS 3.5 TO
5.0 M. ELSEWHERE...WITHIN 30N116W TO 30N140W TO 12N140W TO
20N131W TO 24N120W TO 30N116W...INCLUDING SEBASTIAN VIZCAINO
BAY...NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0800 UTC WED MAR 4...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ AXIS EXTENDS FROM 04N120W TO 01N140W. SCATTERED MODERATE
FROM 02N TO 04N BETWEEN 127W AND 139W.
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0600 UTC MAR 04 2026.
24 HOUR FORECAST VALID 0600 UTC MAR 05 2026.
48 HOUR FORECAST VALID 0600 UTC MAR 06 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 30N174W 25N180W MOVING NE SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 450 NM SE OF FRONT.
.24 HOUR FORECAST FRONT 30N171W 26N173W 21N180W. S WINDS 20 TO 30
KT N OF 23N WITHIN 300 NM E OF FRONT. NW WINDS 20 TO 25 KT NW OF
FRONT.
.48 HOUR FORECAST FRONT 30N164W 23N169W 17N180W. WINDS EASED TO
20 KT OR LESS.
.WINDS 20 TO 25 KT FROM 05N TO 24N BETWEEN 142W AND 162W.
.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 14N E OF 160W.
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 14N E OF 157W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3 M FROM 04N TO 19N BETWEEN 143W AND 170W...AND N
OF 28N W OF 177W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 03N TO 26N BETWEEN 140W
AND 165W...AND N OF A LINE 30N164W 19N180W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF A LINE 05N140W 18N166W
19N180W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 02N140W 01N150W 04N163W 04N173W 05N180W. SCATTERED MODERATE
TSTMS WITHIN 210 NM N OF ITCZ W OF 164W. ISOLATED MODERATE TSTMS
FROM 04N TO 07N BETWEEN 150W AND 161W.
$$
.FORECASTER TSAMOUS. HONOLULU HI.=