HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC SAT JUN 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).
FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).
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 JUN 27.
24 HOUR FORECAST VALID 0000 UTC JUN 28.
48 HOUR FORECAST VALID 0000 UTC JUN 29.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.COMPLEX LOW WITH MAIN LOW 53N130W 1003 MB MOVING SE 15 KT.
WITHIN 360 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW DISSIPATED INLAND. E OF A LINE FROM
52N135W TO 42N130W TO 40N130W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST E OF A LINE FROM 52N135W TO 43N130W TO 33N126W
WINDS 20 TO 30 KT. SEAS TO 3 M.
.LOW 56N179W 1000 MB DRIFTING SE. WITHIN 420 NM S AND SE
QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 56N176W 1007 MB. WITHIN 420 NM SE QUADRANT
WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 60N170W 1015 MB. WITHIN 540 NM SE QUADRANT
WINDS TO 25 KT. SEAS TO 2.5 M.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 47N
BETWEEN 150W AND 165W.
.24 HOUR FORECAST DENSE FOG 46N TO 51N BETWEEN 150W AND 164W.
.48 HOUR FORECAST DENSE FOG FROM 41N TO 47N BETWEEN 162W AND
172W.
.FORECASTER ROWLAND. 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 0000 UTC SAT JUN 27.
24 HOUR FORECAST VALID 0000 UTC SUN JUN 28.
48 HOUR FORECAST VALID 0000 UTC MON JUN 29.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 22N127W TO 22N128W TO 22N130W TO 19N130W TO 20N128W TO
21N126W TO 22N127W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 23N131W TO 24N133W TO 23N135W TO
21N135W TO 21N133W TO 22N132W TO 23N131W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN E SWELL.
.48 HOUR FORECAST WITHIN 24N139W TO 25N140W TO 22N140W TO
22N139W TO 23N138W TO 24N139W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN E SWELL.
.WITHIN 11N86W TO 12N86W TO 11N88W TO 10N88W TO 10N87W 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 WITHIN 11N86W TO 12N86W TO 12N87W TO 11N88W TO
10N87W TO 10N86W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. WITHIN 11N90W
TO 11N96W TO 09N96W TO 08N91W TO 10N89W TO 11N90W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 11N89W TO 11N100W TO 10N101W TO 09N97W
TO 09N92W TO 09N89W TO 11N89W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN SE SWELL.
.WITHIN 16N94W TO 16N95W TO 16N97W TO 14N97W TO 14N94W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...NE WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 13N97W TO 17N109W TO 13N112W TO 08N102W TO 10N95W TO
13N97W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 17N114W TO 18N115W TO 17N117W TO
16N117W TO 15N116W TO 16N115W TO 17N114W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN E TO SE SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 19N131W TO 20N134W TO 21N140W TO 14N140W TO 16N131W TO
19N131W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.
.24 HOUR FORECAST WITHIN 17N139W TO 17N140W TO 14N140W TO
15N139W TO 16N138W TO 17N139W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE TO E SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.WITHIN 01N95W TO 07N97W TO 02N106W TO 00N120W TO 03.4S120W TO
03.4S86W TO 01N95W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN S SWELL.
.24 HOUR FORECAST WITHIN 04N99W TO 00N122W TO 03.4S120W TO
03S86W TO 04N99W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20
KT OR LESS. SEAS 2.5 TO 3.0 M IN SE SWELL.
.48 HOUR FORECAST WITHIN 00N95W TO 03N103W TO 03N114W TO 00N127W
TO 03.4S120W TO 03.4S93W TO 00N95W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN SE SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0200 UTC SAT JUN 27...
.TROPICAL WAVE ALONG 113W...SCATTERED MODERATE TO ISOLATED
STRONG FROM 08N TO 18N BETWEEN 105W AND 118W.
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM LOW PRES OF 1007 MB IN NORTHWEST COLOMBIA TO
10N86W TO 08N117W...WHERE IT TRANSITIONS TO THE ITCZ TO BEYOND
07N140W. ASIDE FROM THE CONVECTION RELATED TO THE TROPICAL WAVES
DESCRIBED ABOVE...SCATTERED MODERATE IS WITHIN 120 NM ON EITHER
SIDE OF ITCZ AND W OF 135W.
$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0600 UTC JUN 27 2026.
24 HOUR FORECAST VALID 0600 UTC JUN 28 2026.
48 HOUR FORECAST VALID 0600 UTC JUN 29 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROUGH 28N174W 25N176W 21N177W MOVING NW 10 KT.
.24 HOUR FORECAST TROUGH 30N175W 24N180W.
.48 HOUR FORECAST TROUGH DISSIPATED.
.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.
.SEAS 2.5 TO 3 M FROM 10N TO 20N BETWEEN 142W AND 162W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 12N TO 17N BETWEEN 150W
AND 160W.
.48 HOUR FORECAST SEAS SUBSIDED TO 2.5 M OR LESS.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ISOLATED MODERATE TSTMS FROM 25N TO 27N BETWEEN 160W AND 166W.
.ITCZ 06N140W 06N150W 05N156W 05N180W. ISOLATED MODERATE TSTMS
WITHIN 300 NM OF ITCZ.
$$
.FORECASTER ALMANZA. HONOLULU HI.=