HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC SUN MAR 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAR 22.
24 HOUR FORECAST VALID 1800 UTC MAR 23.
48 HOUR FORECAST VALID 1800 UTC MAR 24.
.WARNINGS.
...STORM WARNING...
.LOW 32N152W 1007 MB MOVING NE 30 KT. S OF A LINE FROM 40N139W
TO 40N150W TO 35N165W AND N OF 30N AREA OF E TO NE WINDS 20 TO
30 KT. SEAS TO 4 M...HIGHEST NEAR 35N155W.
.24 HOUR FORECAST LOW 41N142W 1002 MB. WITHIN 300 NM W AND 180
NM NW QUADRANTS AND FROM 38N TO 43N BETWEEN 134W AND 140W WINDS
25 TO 35 KT. SEAS 2.5 TO 4.5 M...HIGHEST W QUADRANT.
.48 HOUR FORECAST LOW 49N131W 983 MB. WITHIN 180 NM S QUADRANT
AND WITHIN 120 NM N OF A FRONT FROM 48N126W TO LOW CENTER WINDS
35 TO 50 KT. SEAS 3.5 TO 6 M...HIGHEST S QUADRANT. ALSO FROM 42N
TO 52N E OF 139W WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M...HIGHEST S
OF LOW. ELSEWHERE FROM 36N TO 53N E OF 141W WINDS 20 TO 30 KT.
SEAS TO 4 M.
...GALE WARNING...
.COMPLEX LOW WITH FIRST CENTER 58N145W 994 MB MOVING SW 15 KT
THEN TURNING SE AFTER 12 HOURS AND SECOND CENTER 54N150W 998 MB
MOVING SE 15 KT THEN TURNING NE AFTER 12 HOURS. WITHIN 180 NM N
AND NW SEMICIRCLES OF FIRST CENTER AND WITHIN 180 NM S
SEMICIRCLE OF SECOND CENTER WINDS 25 TO 40 KT. SEAS 3.5 TO 5.5
M. ELSEWHERE N OF 48N BETWEEN 127W AND 168W WINDS 20 TO 30 KT.
SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 53N147W 1006 MB
AND SECOND CENTER 54N140W 1009 MB. WITHIN 180 NM NW AND 240 NM S
SEMICIRCLES OF FIRST CENTER...FROM 51N TO 59N BETWEEN 151W AND
167W...AND WITHIN 180 NM S SEMICIRCLE OF SECOND CENTER WINDS 20
TO 30 KT. SEAS TO 4 M...HIGHEST S OF THE LOW CENTERS.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 49N141W 1003 MB
AND SECOND CENTER 56N141W 1004 MB. WITHIN 540 NM SW QUADRANT OF
FIRST CENTER WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE
EXCEPT WHERE NOTED WITH STORM WARING ABOVE...WITHIN 1020 NM S
AND 840 NM W QUADRANTS OF FIRST LOW AND WITHIN 180 NM N
SEMICIRCLE OF SECOND CENTER WINDS 20 TO 30 KT. SEAS TO 4
M...HIGHEST S AND SW OF FIRST CENTER.
...GALE WARNING...
.W OF A LINE FROM 56N171E TO 48N178W AREA OF E TO SE WINDS 25 TO
40 KT. SEAS 4 TO 6.5 M. ELSEWHERE W OF A LINE FROM 58N175E TO
45N169W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST W OF A LINE FROM 57N180W TO 47N173W AND WITHIN
240 NM NE OF A LINE FROM 47N180W TO 39N168W AREA OF E TO SE
WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M...HIGHEST NEAR 52N173E.
.48 HOUR FORECAST NEW LOW NEAR 44N176W 1010 MB. WITHIN 240 NM NE
SEMICIRCLE AND 180 NM W AND 300 NM S QUADRANTS WINDS 25 TO 35
KT. SEAS 3 TO 4.5 M. ELSEWHERE W OF A LINE FROM 52N174W TO
40N160W TO 34N170W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
...GALE WARNING...'
.LOW 54N135W 1008 MB MOVING NE 20 KT THEN TURNING N AFTER 6
HOURS AND SLOWING. WITHIN 120 NM NE AND 240 NM E AND SE
QUADRANTS WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW DISSIPATED INLAND NEAR 59N134W. CONDITIONS
DIMINISHED.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 54N BETWEEN 154W AND
165W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 59N151W TO 52N160W TO 54N169W TO 58N178W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 58N151W TO 54N162W TO 56N170W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 58N151W TO 56N156W TO 54N160W.
.SYNOPSIS AND FORECAST.
.FROM 32N TO 44N BETWEEN 121W AND 129W AREA OF N TO NW WINDS 20
TO 30 KT. SEAS 2.5 TO 4 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 45N W
OF 174W.
.24 HOUR FORECAST DENSE FOG FROM 33N TO 40N BETWEEN 141W AND
144W...W OF A LINE FROM 46N180W TO 41N174W...AND N OF A LINE
FROM 56N171W TO 61N179W.
.48 HOUR FORECAST DENSE FOG N OF A LINE FROM 57N170W TO 61N179W.
.FORECASTER BANCROFT. OCEAN PREDICTION CENTER.
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 SUN MAR 22.
24 HOUR FORECAST VALID 1800 UTC MON MAR 23.
48 HOUR FORECAST VALID 1800 UTC TUE MAR 24.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 11N86W TO 12N87W TO 12N88W TO 11N89W TO 10N89W TO 10N86W
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 CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.12 HOUR FORECAST WITHIN 30N121W TO 30N126.5W TO 29N125W TO
29.5N122.5W TO 30N121W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
N SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.39 HOUR FORECAST WITHIN 16N95W TO 16N96W TO 14N96W TO 14N95W TO
15N95W TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS
20 TO 30 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 2030 UTC SUN MAR 22...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 07N78W TO 05N89W. ITCZ FROM 05N89W TO BEYOND
04N140W. SCATTERED MODERATE NEAR AND ALONG ITCZ AND W OF 118W.
$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1800 UTC MAR 22 2026.
24 HOUR FORECAST VALID 1800 UTC MAR 23 2026.
48 HOUR FORECAST VALID 1800 UTC MAR 24 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.COLD FRONT 30N153W 27N155W THENCE TROUGH 19N158W 13N169W. FRONT
AND TROUGH N OF 20N MOVING ENE 20 KT. TROUGH MOVING E SLOWLY
ELSEWHERE. SW WINDS 20 TO 30 KT WITHIN 300 NM E OF TROUGH AND
FRONT N OF 23N. N TO NW WINDS 20 TO 25 KT N OF 22N BETWEEN 164W
AND 156W. ISOLATED MODERATE TSTMS WITHIN 240 NM E OF TROUGH AND
FRONT.
.24 HOUR FORECAST COLD FRONT 30N145W 24N150W THENCE TROUGH 20N156W
14N166W 09N172W. NW TO W WINDS W OF TROUGH AND SW TO S WINDS E OF
TROUGH 20 TO 25 KT WITHIN 300 NM OF FRONT AND TROUGH N OF 25N.
.48 HOUR FORECAST COLD FRONT 30N141W 26N144W THENCE TROUGH 18N150W
13N155W. WINDS EASED TO 20 KT OR LESS.
.TROUGH 28N174W 17N170W MOVING WSW 10 KT.
.24 HOUR FORECAST TROUGH MOVED W OF AREA.
.24 HOUR FORECAST NEW TROUGH 21N168W 12N153W.
.48 HOUR FORECAST TROUGH MERGED WITH FIRST FRONT AND TROUGH
DESCRIBED ABOVE.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3.5 M N OF LINE 30N149W 09N166W 07N180W.
.24 HOUR FORECAST SEAS 2.5 TO 3.5 M N OF LINE 30N169W 27N176W
19N178W 17N168W 20N162W 25N161W 30N150W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M W OF LINE 30N176W 23N177W
19N164W 14N168W 17N180W...AND N OF 23N BETWEEN 166W AND 146W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 04N140W 08N164W 08N178W. ISOLATED MODERATE TSTMS WITHIN 270
NM OF ITCZ W OF 155W...AND WITHIN 210 NM N OF ITCZ E OF 148W.
$$
.FORECASTER TROTTER. HONOLULU HI.=