HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC SAT AUG 08 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC AUG 08.
24 HOUR FORECAST VALID 1200 UTC AUG 09.
48 HOUR FORECAST VALID 1200 UTC AUG 10.
.WARNINGS.
...GALE WARNING...
.FROM 37N TO 43N BETWEEN 123W AND 126W WINDS TO 25 KT. SEAS TO
2.5 M.
.24 HOUR FORECAST FROM 36N TO 43N BETWEEN 123W AND 129W WINDS 20
TO 30 KT. SEAS TO 3 M.
.36 HOUR FORECAST FROM 38N TO 42N BETWEEN 123W AND 127W WINDS 25
TO 35 KT. SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST FROM 33N TO 43N BETWEEN 123W AND 130W WINDS 20
TO 30 KT. SEAS 2.5 TO 3.5 M.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 49N
BETWEEN 145W AND 154W...FROM 42N TO 44N W OF 171W...AND N AND NW
OF A LINE FROM 62N178W TO 62N175W TO 65N169W TO 66N169W
.24 HOUR FORECAST DENSE FOG FROM 56N TO 61N BETWEEN 167W AND
170W...FROM 47N TO 52N BETWEEN 138W AND 149W...AND FROM 51N TO
54N W OF 180W.
.48 HOUR FORECAST DENSE FOG WITHIN 90 NM NW OF A LINE FROM
47N140W TO 45N144W...AND SW OF A LINE FROM 55N172E TO 51N176E.
.FORECASTER POCHE. 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 1200 UTC SAT AUG 8.
24 HOUR FORECAST VALID 1200 UTC SUN AUG 9.
48 HOUR FORECAST VALID 1200 UTC MON AUG 10.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 14N94W TO 16N94W TO 16N96W TO 13N97W TO 12N97W TO 13N95W
TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS
20 TO 30 KT. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 11N86W TO 11N89W TO 10N93W TO 09N94W TO 08N91W TO 09N87W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20
TO 30 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 14N113W TO 14N115W TO 13N118W TO 11N115W TO 12N113W TO
14N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST WITHIN 15N119W TO 16N120W TO 15N123W TO
13N124W TO 12N122W TO 13N120W TO 15N119W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 11N123W TO 11N125W TO 10N126W TO
08N126W TO 07N125W TO 09N122W TO 11N123W S TO SW WINDS 20 TO 30
KT. SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.WITHIN 06N114W TO 00N133W TO 00N120W TO 03.4S120W TO 03S113W TO
06N114W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
2.5 M.
.WITHIN 20N140W TO 14N140W TO 12N137W TO 12N133W TO 15N130W TO
20N140W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 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 1500 UTC SAT AUG 8...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N78W TO 08N85W TO 10N95W. ITCZ FROM
09N100W TO 10N115W...AND FROM 10N120W TO 09N125W TO 10N135W.
SCATTERED MODERATE FROM 03N TO 08N EAST OF 90W...AND FROM 10N TO
17N BETWEEN 95W AND 125W.
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1200 UTC AUG 08 2026.
24 HOUR FORECAST VALID 1200 UTC AUG 09 2026.
48 HOUR FORECAST VALID 1200 UTC AUG 10 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST
.TROUGH 28N166W 30N165W MOVING NW SLOWLY.
.24 HOUR FORECAST TROUGH MOVED N OF AREA.
.LOW NEAR 13N148W 1008 MB MOVING W 10 KT. TROUGH FROM 18N147W
TO LOW TO 09N148W MOVING W 10 KT. SEAS 2.5 TO 3 M FROM 20N AND
14N BETWEEN 152W AND 142W. ISOLATED MODERATE TSTMS FROM 15N TO 10N
E OF 150W.
.24 HOUR FORECAST LOW NEAR 12N152W 1009 MB. TROUGH FROM 17N151W
TO LOW TO 08N155W. SEAS 2.5 M TO 3 M FROM 20N TO 14N BETWEEN 158W
AND 143W.
.48 HOUR FORECAST LOW WEAKENED TO TROUGH. TROUGH FROM 16N157W TO
09N159W. SEAS 2.5 TO 3 M FROM 19N TO 14N BETWEEN 160W AND 140W.
.WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER REMAINDER OF
FORECAST AREA.
.ITCZ 05N149W 06N160W 04N168W. ISOLATED MODERATE TSTMS WITHIN 270
NM
OF ITCZ.
.ISOLATED MODERATE TSTMS FROM 26N TO 24N BETWEEN 175W AND 174W.
$$
.FORECASTER KINO. HONOLULU HI.=