HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC THU AUG 06 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC AUG 06.
24 HOUR FORECAST VALID 1800 UTC AUG 07.
48 HOUR FORECAST VALID 1800 UTC AUG 08.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FROM 48N TO 50N BETWEEN 126W AND 129W AREA OF NW TO N WINDS TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.LOW 45N160W 1007 MB MOVING SE 15 KT AND MOVING NE AFTER 24
HOURS. WITHIN 180 NM NE...300 NM SE...420 NM SW AND 240 NM NW
QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW 44N155W 1010 MB. WITHIN 300 NM SE
SEMICIRCLE WINDS TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW 47N150W 1011 MB. CONDITIONS DIMINISHED.
.S OF 34N W OF 177W AREA OF E TO NE WINDS LESS THAN 25 KT. SEAS
TO 2.5 M.
.24 HOUR FORECAST CONDITIONS MOVED E OF AREA.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 52N W
OF 169W.
.24 HOUR FORECAST DENSE FOG FROM 43N TO 46N W OF 175W.
.48 HOUR FORECAST DENSE FOG FROM 47N TO 49N BETWEEN 146W AND
152W AND FROM 60N TO 64N W OF 170W.
.FORECASTER HYDE. 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 THU AUG 6.
24 HOUR FORECAST VALID 1800 UTC FRI AUG 7.
48 HOUR FORECAST VALID 1800 UTC SAT AUG 8.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.WITHIN 16N94W TO 16N95W TO 14N96W TO 12N99W TO 12N97W TO 14N95W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... WINDS 20 KT OR
LESS. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 11N86W TO 12N87W TO 11N90W TO 11N92W TO 10N91W TO 10N87W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.WITHIN 05N106W TO 01N117W TO 00N140W TO 02S120W TO 03.4S120W TO
03.4S98W TO 05N106W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 02N117W TO 02N126W TO 00N132W TO
03.4S120W TO 01S120W TO 03S114W TO 02N117W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN SE TO S SWELL.
.WITHIN 20N133W TO 21N136W TO 20N140W TO 15N140W TO 17N134W TO
20N133W 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 LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 2030 UTC THU AUG 6...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 10N95W. ITCZ FROM 10N95W TO
10N104W...FROM 10N107W TO 10N120W AND FROM 09N127W TO 10N136W.
SCATTERED MODERATE FROM 03N TO 08N BETWEEN 85W AND 95W.
SCATTERED MODERATE TO ISOLATED STRONG FROM 11N TO 17N BETWEEN
90W AND 110W.
$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 1800 UTC AUG 06 2026.
24 HOUR FORECAST VALID 1800 UTC AUG 07 2026.
48 HOUR FORECAST VALID 1800 UTC AUG 08 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST
.TROUGH 30N149W 26N150W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 30N152W 26N153W.
.48 HOUR FORECAST TROUGH 30N154W 26N156W.
.TROUGH 08N179W 13N179W 17N178W MOVING W 10 KT. ISOLDATED MODERATE
TSTMS WITHIN 300 NM E OF TROUGH
.24 HOUR FORECAST TROUGH MOVED W OF AREA.
.24 HOUR FORECAST NEW LOW NEAR 14N144W 1010 MB. TROUGH 16N144W TO
LOW TO 10N145W. WINDS 20 TO 25 KT FROM 21N TO 15N BETWEEN 140W AND
149W. SEAS 2.5 M TO 3 M FROM 20N TO 14N BETWEEN 140W AND 147W.
.48 HOUR FORECAST LOW WEAKENED TO TROUGH 16N148W TO 10N151W. WINDS
20 TO 25 KT FROM 20N TO 15N BETWEEN 144W TO 155W. SEAS 2.5 TO 3 M
FROM 20N TO 15N BETWEEN 143W TO 154W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 M OR LESS OVER REMAINDER OF FORECAST AREA.
.ITCZ 04N173W 05N158W 06N140W SCATTERED MODERATE TO LOCALLY STRONG
TSTMS WITHIN 300 NM OF ITCZ.
.ISOLATED MODERATE TO STRONG TSTMS FROM 22N TO 25N BETWEEN 167W
AND
164W...
$$
.FORECASTER KINO. HONOLULU HI.=