HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC THU MAR 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 05.
24 HOUR FORECAST VALID 0600 UTC MAR 06.
48 HOUR FORECAST VALID 0600 UTC MAR 07.
.WARNINGS.
...STORM WARNING...
.COMPLEX LOW WITH FIRST CENTER 42N176W 990 MB MOVING E 15 KT AND
INTENSIFYING SECOND CENTER 43N170W 992 MB MOVING NE 25 KT. WITHIN
180 NM NW SEMICIRCLE OF FIRST CENTER WINDS 35 TO 50 KT. SEAS 5 TO
7.5 M. ELSEWHERE...EXCEPT WHERE OTHERWISE DESCRIBED...S OF 51N W
OF 166W...AND WITHIN 240 NM EITHER SIDE OF A LINE FROM 32N165W TO
44N154W TO 49N140W WINDS 25 TO 35 KT. SEAS 2.5 TO 5.5 M...HIGHEST
N AND W OF FIRST CENTER.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 41N168W 1002 MB
AND SECOND CENTER 51N161W 978 MB. WITHIN 120 NM SW AND NW
SEMICIRCLES OF SECOND CENTER...AND BETWEEN 360 NM AND 660 NM SE
QUADRANT OF SECOND CENTER WINDS 35 TO 45 KT. SEAS 3 TO 6 M.
ELSEWHERE FROM 47N TO 56N BETWEEN 148W AND 167W...FROM 34N TO 42N
W OF 166W...AND WITHIN 600 NM NW OF A LINE FROM 33N154W TO
40N150W TO 46N142W WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M IN MIXED
SWELL.
.30 HOUR FORECAST FIRST CENTER DISSIPATED. REMAINING LOW NEAR
54N159W 976 MB. WITHIN 240 NM S AND SW QUADRANTS AND FROM 58N TO
61N BETWEEN 141W AND 152W WINDS 35 TO 50 KT. SEAS 3.5 TO 6.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 61N150W 982
MB. WITHIN 360 NM SE AND 540 NM SW QUADRANTS WINDS 25 TO 40 KT.
SEAS 3 TO 7 M...HIGHEST SE OF MEAN CENTER. ELSEWHERE...EXCEPT
WHERE OTHERWISE DESCRIBED...N OF 43N BETWEEN 132W AND 156W WINDS
TO 25 KT. SEAS 2.5 TO 5 M.
...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 49N167W 994 MB MOVING NE 05 KT.
WITHIN 180 NM MAIN CENTER WINDS 25 TO 35 KT. SEAS 3 TO 4.5
M...HIGHEST CONDITIONS N AND W OF CENTER.
.24 HOUR FORECAST COMPLEX LOW ABSORBED AND ASSOCIATED CONDITIONS
DESCRIBED WITH STORM WARNING ABOVE.
...GALE WARNING...
.S OF 38N BETWEEN 118W AND 127W AREA OF N TO NW WINDS 25 TO 35
KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST S OF 41N BETWEEN 118W AND 130W AREA OF N TO NW
WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST S OF 41N BETWEEN 120W AND 131W AREA OF N TO NW
WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
...GALE WARNING...
.24 HOUR FORECAST NEW LOW NEAR 45N177W 1007 MB. WITHIN 180 NM SW
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER NEAR 43N167W 1012
MB AND SECOND CENTER NEAR 46N157W 1006 MB. WITHIN 360 NM S
QUADRANTS OF BOTH CENTERS WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY WITHIN THE COOK INLET AND N OF
A LINE FROM 56N162W TO 56N170W TO 58N180W. ELSEWHERE LIGHT TO
MODERATE FREEZING SPRAY WITHIN 120 NM OF S ALASKAN COAST BETWEEN
149W AND 174W...AND WITHIN THE BERING SEA AND BRISTOL BAY.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 56N162W TO 55N170W TO 58N180W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY WITHIN THE COOK INLET...WITHIN 120 NM OF THE
ALEUTIAN ISLANDS W OF 160W...AND WITHIN THE BERING SEA AND
BRISTOL BAY.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY WITHIN THE
COOK INLET AND SHELIKOF STRAIT...AND N OF A LINE FROM 54N165W TO
55N170W TO 59N180W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY
WITHIN 120 NM OF THE S ALASKAN COAST BETWEEN 149W AND 180W...AND
WITHIN THE BERING SEA.
.SYNOPSIS AND FORECAST.
.LOW 60N147W 1000 MB MOVING NE 10 KT THEN DISSIPATING INLAND. N
OF 46N E OF 135W WINDS TO 25 KT. SEAS 2.5 TO 4 M.
.06 HOUR FORECAST CONDITIONS DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 270 NM EITHER
SIDE OF A LINE FROM 30N168W TO 44N160W TO 51N146W...AND WITHIN
300 NM N OF A LINE FROM 42N180W TO 56N150W TO 51N136W.
.24 HOUR FORECAST DENSE FOG N OF 58N BETWEEN 137W AND 156W...FROM
44N TO 58N BETWEEN 137W AND 170W...AND FROM 40N TO 46N W OF
174W.
.48 HOUR FORECAST DENSE FOG WITHIN 120 NM OF THE ALASKAN AND
CANADIAN COASTLINES BETWEEN 124W AND 156W...AND FROM 42N TO 54N
BETWEEN 135W AND 169W.
.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 THU MAR 5.
24 HOUR FORECAST VALID 0600 UTC FRI MAR 6.
48 HOUR FORECAST VALID 0600 UTC SAT MAR 7.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 23N134W TO 24N140W TO 17N140W TO 21N134W TO 23N134W NE
TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN
20N131W TO 27N140W TO 19N137W TO 17N140W TO 05N140W TO 17N137W TO
20N131W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.
.24 HOUR FORECAST CONDITIONS MERGED WITH NEXT FEATURE.
.COLD FRONT FROM 30N126.5W TO 29N131.5W TO 30N138W. WITHIN
30N118W TO 30N128W TO 28N126W TO 27N123W TO 29N118W TO 30N118W N
TO NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST COLD FRONT FROM 29N114W TO 24N126W. WITHIN
30N120W TO 30N133W TO 28N140W TO 12N140W TO 30N120W N TO NE WINDS
20 TO 25 KT. SEAS 2.5 TO 4.0 M IN N TO NE SWELL...HIGHEST NEAR
30N123W. ELSEWHERE WITHIN 28N116W TO 22N129W TO 30N134W TO
29N140W TO 21N130W TO 07N140W TO 28N116W...INCLUDING NEAR
SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M
IN N TO NE SWELL.
.48 HOUR FORECAST FRONT MOVED E OF AREA. WITHIN 30N121W TO
30N134W TO 28N140W TO 12N140W TO 14N135W TO 22N130W TO 30N121W N
TO NE WINDS 20 TO 25 KT. SEAS 2.5 TO 4.0 M IN N TO NE SWELL.
ELSEWHERE WITHIN 22N120W TO 30N117W TO 24N128W TO 10N140W TO
11N133W TO 22N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN N TO
NE SWELL...HIGHEST NEAR 30N124W.
.WITHIN 16N94W TO 16N95W TO 15N95W TO 14N94W TO 16N94W...
INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO 25 KT.
SEAS LESS THAN 2.5 M.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 11N86W TO 12N87W TO 12N89W TO 11N89W TO 10N89W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0600 UTC THU MAR 5...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 09.5N84.5W TO 01N99W TO 02.5N110W. ITCZ FROM
02.5N111W TO 04N125W TO BEYOND 03N140W. SCATTERED MODERATE FROM
02N TO 04N BETWEEN 85W AND 89W...AND FROM 03.5N TO 06.5N BETWEEN
129.5W AND 140W.
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0600 UTC MAR 05 2026.
24 HOUR FORECAST VALID 0600 UTC MAR 06 2026.
48 HOUR FORECAST VALID 0600 UTC MAR 07 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 30N171W 25N175W 19N180W MOVING E SLOWLY. S WINDS 20 TO 30
KT BETWEEN FRONT AND 166W N OF 21N. SCATTERED MODERATE TSTMS
WITHIN
300 NM E AND SE OF FRONT.
.24 HOUR FORECAST FRONT 30N163W 22N170W 16N180W. WINDS 20 TO 25 KT
BETWEEN FRONT AND 158W N OF 27N.
.48 HOUR FORECAST FRONT 30N161W 26N165W THENCE TROUGH 21N172W
18N180W. WINDS 20 TO 25 KT WITHIN 180 NM N OF TROUGH BETWEEN 164W
AND 173W.
.FRONT 30N175W 25N180W MOVING ESE 20 KT. WINDS 20 TO 25 KT N OF
FRONT.
.24 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED ABOVE. WINDS
DESCRIBED ABOVE.
.WINDS 20 TO 25 KT FROM 12N TO 28N E OF 160W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 10N TO 28N E OF 155W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 13N TO 28N E OF 152W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3 M FROM 04N TO 27N E OF 160W...AND N OF LINE 30N164W
20N180W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M N OF 05N E OF 163W...EXCEPT
SEAS LESS THAN 2.5 M N OF 28N E OF 153W. SEAS 2.5 TO 3 M N OF
LINE 23N161W 20N180W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF A LINE 06N140W 07N151W
23N161W 15N180W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 03N140W 02N150W 01N159W...AND 04N175W 05N180W. ISOLATED
MODERATE TSTMS WITHIN 90 NM OF ITCZ.
$$
.FORECASTER TSAMOUS. HONOLULU HI.=