HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC WED MAY 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAY 13.
24 HOUR FORECAST VALID 1200 UTC MAY 14.
48 HOUR FORECAST VALID 1200 UTC MAY 15.
.WARNINGS.
...GALE WARNING...
.LOW 50N160W 1001 MB MOVING NE 25 KT. FROM 45N TO 51N BETWEEN
157W AND 171W AREA OF W TO NW WINDS 25 TO 40 KT. SEAS 4 TO 7 M.
ALSO WITHIN 780 NM NW AND SW AND 540 NM SE QUADRANTS WINDS 20 TO
30 KT. SEAS 3 TO 6 M. ELSEWHERE WITHIN 1200 NM SW QUADRANT WINDS
LESS THAN 25 KT. SEAS TO 4 M IN NW SWELL.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED WITH LOW
51N159W BELOW.
...GALE WARNING...
.LOW 54N173E 1008 MB MOVING SE 45 KT. WITHIN 720 NM SE AND 240
NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 3 M.
.18 HOUR FORECAST LOW 51N165W 1009 MB. FROM 46N TO 50N BETWEEN
163W AND 168W AREA OF SW TO W WINDS 25 TO 35 KT. SEAS TO 4 M.
.24 HOUR FORECAST LOW 51N159W 1008 MB. FROM 45N TO 50N BETWEEN
150W AND 165W AREA OF SW TO W WINDS 25 TO 40 KT. SEAS 3 TO 5 M.
ALSO FROM 43N TO 54N BETWEEN 140W AND 170W WINDS 20 TO 30 KT.
SEAS 3 TO 4.5 M. ELSEWHERE WITHIN 540 NM NE AND 1200 NM SW
QUADRANTS WINDS LESS THAN 25 KT. SEAS TO 3 M IN SW TO W SWELL NE
QUADRANT...AND NW SWELL SW QUADRANT.
.48 HOUR FORECAST LOW 51N138W 1010 MB. FROM 42N TO 51N BETWEEN
127W AND 148W AREA OF W TO NW WINDS 20 TO 30 KT. SEAS 3 TO 5 M.
ALSO FROM 40N TO 55N BETWEEN 129W AND 157W WINDS TO 25 KT. SEAS
TO 4 M. ELSEWHERE WITHIN 1200 NM SW QUADRANT WINDS LESS THAN 25
KT. SEAS TO 3 M IN NW SWELL.
...GALE WARNING...
.24 HOUR FORECAST LOW W OF AREA 47N171E 981 MB. FROM 40N TO 47N
W OF 178W AREA OF SE TO S WINDS 25 TO 35 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW 51N173W 979 MB. WITHIN 540 NM SW QUADRANT
AREA OF SW TO W WINDS 35 TO 45 KT. SEAS 5 TO 8.5 M. ALSO FROM
43N TO 54N BETWEEN 160W AND 180W WINDS 25 TO 40 KT. SEAS 3.5 TO
6.5 M. ELSEWHERE WITHIN 480 NM NW...540 NM NE...900 SE...AND
1080 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 4 M.
.SYNOPSIS AND FORECAST.
.FROM 40N TO 46N BETWEEN 124W AND 134W AREA OF W TO NW WINDS TO
25 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 31N TO 41N BETWEEN 120W AND 129W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST FROM 31N TO 42N BETWEEN 120W AND 129W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS TO 4 M.
.LOW 58N171W 996 MB MOVING S 15 KT AND WILL TURN SE AFTER 12
HOURS. WITHIN 300 NM SW AND NW QUADRANTS AREA OF NW WINDS 20 TO
30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 56N165W 1004 MB. WITHIN 300 NM SW QUADRANT
AREA OF NW WINDS 20 TO 30 KT. SEAS TO 4 M.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 51N138W IN
WARNINGS SECTION ABOVE.
.FROM 58N TO 60N BETWEEN 141W AND 151W AREA OF SE WINDS TO 25
KT. SEAS TO 2.5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.24 HOUR FORECAST S OF 32N BETWEEN 147W AND 169W AREA OF NE
WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST S OF 33N BETWEEN 146W AND 166W AREA OF NE
WINDS TO 25 KT. SEAS TO 3 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 49N TO 52N
BETWEEN 157W AND 160W...AND NW OF A LINE FROM 50N178W TO 54N164W
TO 61N164W.
.24 HOUR FORECAST DENSE FOG FROM 48N TO 54N BETWEEN 151W AND
159W...FROM 54N TO 60N BETWEEN 156W AND 170W...WITHIN 90 NM OF
58N178E...AND FROM 42N TO 50N W OF 178W.
.48 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF A LINE FROM
38N180W TO 41N175W...FROM 49N TO 56N BETWEEN 157W AND 180W...AND
FROM 58N TO 61N BETWEEN 168W AND 174W.
.FORECASTER FIGURSKEY. 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 1200 UTC WED MAY 13.
24 HOUR FORECAST VALID 1200 UTC THU MAY 14.
48 HOUR FORECAST VALID 1200 UTC FRI MAY 15.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 16N94W TO 16N95W TO 15N97W TO 13N97W TO 13N95W TO 14N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 16N94W TO 16N96W TO 14N96W TO 13N95W TO
14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.WITHIN 11N86W TO 12N87W TO 12N88W TO 10N88W 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 LITTLE CHANGE.
.WITHIN 27N135W TO 26N140W TO 21N140W TO 22N136W TO 24N133W TO
27N135W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW SWELL.
WITHIN 15N135W TO 17N140W TO 09N140W TO 10N137W TO 13N135W TO
15N135W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST WITHIN 20N128W TO 26N140W TO 11N140W TO
08N133W TO 15N128W TO 20N128W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN MIXED SWELL.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 00N108W TO 00N112W TO 01S115W TO 03.4S118W TO 03.4S104W
TO 00N108W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW
SWELL.
.24 HOUR FORECAST WITHIN 02S113W TO 01S115W TO 02S118W TO
03S120W TO 03.4S120W TO 03.4S113W TO 02S113W WINDS 20 KT OR LESS.
SEAS TO 2.5 M IN MIXED SE AND SW SWELL.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 1400 UTC WED MAY 13...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 1010 MB LOW PRES NEAR 08N76W TO 07N90W.
ITCZ FROM 07N90W TO 1007 MB LOW PRES NEAR 06.5N121W TO BEYOND
05N140W. SCATTERED MODERATE ISOLATED STRONG FROM 01N TO 12N
BETWEEN 115W AND 120W...FROM 00N TO 04N BETWEEN 124W AND 136W...
AND FROM 07N TO 15N BETWEEN 125W AND 136W. SCATTERED MODERATE
FROM 02N TO 05N BETWEEN 78W AND 90W...FROM 03N TO 07N BETWEEN
92W AND 96W...AND FROM 06N TO 10N BETWEEN 98W AND 106W.
$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1200 UTC MAY 13 2026.
24 HOUR FORECAST VALID 1200 UTC MAY 14 2026.
48 HOUR FORECAST VALID 1200 UTC MAY 15 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROUGH 07N145W 02N148W MOVING W 10 KT. SCATTERED MODERATE TSTMS
FROM 08N TO 04N BETWEEN 148W AND 143W.
.24 HOUR FORECAST TROUGH 06N162W 03N155W.
.48 HOUR FORECAST TROUGH DISSIPATED.
.48 HOUR FORECAST NEW TROUGH 27N156W 20N157W.
.WINDS 20 TO 25 KT FROM 26N TO 10N.
.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 09N.
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 12N.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3 M FROM 24N TO 08N.
.24 HOUR FORECAST SEAS 2.5 TO 3 M IN AREA BOUNDED BY 25N140W
10N140W 09N180W 30N180W 30N150W 25N140W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF 10N.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 02N151W 03N172W 02N180W. SCATTERED MODERATE TSTMS FROM 11N
TO 03N W OF 152W.
$$
.FORECASTER FOSTER. HONOLULU HI.=