HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC TUE MAY 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MAY 05.
24 HOUR FORECAST VALID 0000 UTC MAY 06.
48 HOUR FORECAST VALID 0000 UTC MAY 07.
.WARNINGS.
...GALE WARNING...
.LOW 55N153W 990 MB MOVING NE 15 KT. IN THE BERING SEA FROM 56N
TO 60N BETWEEN 165W AND 161W WINDS 30 TO 40 KT. SEAS TO 3.5 M.
ALSO FROM 48N TO 52N BETWEEN 158W AND 150W...AND FROM 48N TO 57N
BETWEEN 150W AND 145W...WINDS 25 TO 35 KT. SEAS 3 TO 6 M.
ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE FROM 32N148W TO
48N140W TO 61N146W TO 60N172W TO 32N157W TO 32N148W WINDS 20 TO
30 KT. SEAS 2.5 TO 5.5 M.
.24 HOUR FORECAST LOW 59N149W 1005 MB. WITHIN AN AREA BOUNDED BY
A LINE FROM 40N130W TO 53N128W TO 63N145W TO 54N158W TO 33N147W
WINDS TO 25 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW DISSIPATED INLAND OVER ALASKA. CONDITIONS
DIMINISHED.
...GALE WARNING...
.COMPLEX LOW WITH MEAN CENTER 45N172W 1002 MB MOVING SE 20 KT.
FROM 38N TO 42N BETWEEN 180W AND 174W WINDS 25 TO 35 KT. SEAS 4
TO 6.5 M. ELSEWHERE WITHIN AN AREA BOUNDED BY A LINE FROM 32N174W
TO 42N160W TO 59N178W TO 53N170E TO 50N180W TO 36N180W TO 32N174W
WINDS 20 TO 30 KT. SEAS 2.5 TO 6 M.
.24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 42N162W 999 MB.
WITHIN AN AREA BOUNDED BY A LINE FROM 30N180W TO 30N161W TO
38N15W TO 54N162W TO 51N180W TO 30N180W WINDS 20 TO 30 KT. SEAS
2.5 TO 5.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 40N151W 999 MB.
WITHIN 180 NM E OF A FRONT FROM 41N148W TO 37N146W TO 33N147W
WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN AN AREA
BOUNDED BY A LINE FROM 30N175W TO 30N142W TO 49N142W TO 49N169W
TO 30N175W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
...GALE WARNING...
.18 HOUR FORECAST NEW LOW W OF AREA. SW OF A LINE FROM 55N172E TO
51N176E AREA OF SE WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.
.24 HOUR FORECAST LOW W OF AREA 54N162E 985 MB. SW OF A LINE FROM
56N173E TO 51N178E WINDS 30 TO 40 KT. SEAS 3 TO 5 M. ELSEWHERE W
OF A LINE FROM 58N176E TO 52N180W TO 50N180W WINDS 20 TO 30 KT.
SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST LOW W OF AREA 55N16E 994 MB. WITHIN AN AREA
BOUNDED BY A LINE FROM 30N180W TO 30N175W TO 52N167W TO 60N178E
TO 52N170E TO 50N180W TO 30N180W WINDS 20 TO 30 KT. SEAS 2.5 TO 4
M.
.SYNOPSIS AND FORECAST.
.LOW 35N127W 1014 MB MOVING SE 10 KT. FROM 31N TO 37N BETWEEN
135W AND 129W AREA OF N WINDS LESS THAN 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.
.24 HOUR FORECAST FROM 50N TO 55N E OF 133W AREA OF NW WINDS 20
TO 30 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST FROM 45N TO 52N BETWEEN 132W AND 124W AREA OF
NW WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 52N TO 59N
BETWEEN 163W AND 152W.
.24 HOUR FORECAST DENSE FOG SW OF A LINE FROM 55N172E TO
50N178E.
.48 HOUR FORECAST DENSE FOG FROM 46N TO 51N BETWEEN 172W AND
166W...AND FROM 43N TO 48N BETWEEN 152W AND 148W.
.24 HOUR FORECAST LIGHT FREEZING SPRAY IN THE BERING SEA N OF 57N
BETWEEN 167W AND 162W.
.48 HOUR FORECAST LIGHT FREEZING SPRAY IN THE BERING SEA NE OF A
LINE FROM 60N166W TO 56N160W.
.FORECASTER CONNELLY. 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 0000 UTC TUE MAY 5.
24 HOUR FORECAST VALID 0000 UTC WED MAY 6.
48 HOUR FORECAST VALID 0000 UTC THU MAY 7.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 18N137W TO 18N140W TO 09N140W TO 11N132W TO 13N132W TO
18N137W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL.
.24 HOUR FORECAST WITHIN 14N136W TO 17N140W TO 09N140W TO
10N137W TO 11N135W TO 14N136W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE SWELL.
.48 HOUR FORECAST WITHIN 13N134W TO 14N135W TO 15N140W TO
10N140W TO 11N135W TO 13N134W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN E SWELL.
.03 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 31N115W TO
30N115W TO 30N114W TO 30N113W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA...SW 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.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0215 UTC TUE MAY 5...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 09N84W TO 07N111W. ITCZ FROM 07N111W TO
06N140W. SCATTERED MODERATE AND ISOLATED STRONG FROM 02N TO 12N
AND
W OF 105W...WHILE SCATTERED SHOWERS ALONG THE TROUGH.
.FORECASTER ERA. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0000 UTC MAY 05 2026.
24 HOUR FORECAST VALID 0000 UTC MAY 06 2026.
48 HOUR FORECAST VALID 0000 UTC MAY 07 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 30N153W 25N160W 24N163W NEARLY STATIONARY.
.24 HOUR FORECAST FRONT MERGED WITH FRONT NEAR 30N155W.
.TROUGH 25N146W 21N145W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH DISSIPATED.
.24 HOUR FORECAST FRONT 30N155W 25N165W 24N170W.
.48 HOUR FORECAST FRONT 30N152W 25N156W 24N160W. WINDS 20 TO 30 KT
N OF 28N BETWEEN FRONT AND 145W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3.5 M FROM 10N TO 25N W OF 170W...AND FROM 10N TO
15N E OF 155W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 09N TO 15N.
.48 HOUR FORECAST SEAS 2.5 TO 4 M N OF LINE 30N155W 26N165W
30N175W...AND FROM 08N TO 15N W OF 170W AND E OF 150W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 05N170W 07N163W 06N154W. ISOLATED MODERATE TSTMS WITHIN 90
NM OF ITCZ.
.ISOLATED MODERATE TSTMS WITHIN 90 NM OF POINT 06N174W.
$$
.FORECASTER PECHACEK. HONOLULU HI.=