663
FZPN40 PHFO 020313
HSFNP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC SUN AUG 02 2026
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.
THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE
HIGHER THAN 10-MINUTE AVERAGE WINDS.
SECURITE
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0000 UTC AUG 02 2026.
24 HOUR FORECAST VALID 0000 UTC AUG 03 2026.
48 HOUR FORECAST VALID 0000 UTC AUG 04 2026.
.WARNINGS.
..GALE WARNING
.24 HOUR FORECAST POST-TROPICAL LOW OF GENEVIEVE 1006 MB NEAR 25.2N
140.4W. WINDS 25 TO 35 KT WITHIN 60 NM N SEMICIRCLE OF LOW. WINDS
20 TO 25 KT REMAINDER OF AREA N OF 24N E OF 143W. SEAS 4 TO 5.5 M
FROM 25N TO 27N E OF 141W. SEAS 2.5 TO 4 M REMAINDER OF AREA N
OF 22N E OF 144W.
.36 HOUR FORECAST REMNANT LOW OF GENEVIEVE 1007 MB NEAR 26.1N
142.5W. WINDS OF 20 TO 30 KT N OF 24N E OF 146W. SEAS OF 3.5 TO 4
M FROM 26N TO 27N BETWEEN 142W AND 143W. SEAS OF 2.5 TO 3.5 M
REMAINDER OF AREA N OF 23N AND E OF 146W.
.48 HOUR FORECAST REMNANT LOW GENEVIEVE 1007 MB NEAR 26.9N
144.0W. WINDS 20 TO 30 KT N OF 26N E OF 146W. SEAS 2 TO 3.5 M N OF
25N BETWEEN 141W AND 148W.
.SYNOPSIS AND FORECAST
.TROUGH 26N178W TO 30N176W MOVING WNW 10 KT. WINDS EASED BELOW 20
KT. SEAS 2.5 TO 3 M N OF 29N W OF 171W. SCATTERED MODERATE TSTMS
N OF 26N W OF 171W.
.24 HOUR FORECAST TROUGH MOVED W OF AREA. WINDS BELOW 20 KT AND
SEAS LESS THAN 2.5 M.
LOW NEAR 08N162W 1009 MB
TROUGH 03N164W TO LOW TO 12N159W. BOTH
MOVING W SLOWLY. SCATTERED MODERATE TO ISOLATED STRONG TSTMS FROM
06N TO 11N BETWEEN 155W AND 163W.
.24 HOUR FORECAST LOW 08N167W 1010 MB. TROUGH 04N172W TO LOW TO
10N162W.
.48 HOUR FORECAST LOW 08N168W 1010 MB. TROUGH 04N172W TO LOW TO
12N167W.
.TROUGH 07N148W TO 12N144W TO 16N140E MOVING W SLOWLY. WINDS 20
TO 25 KT AND SEAS OF 2.5 TO 3 M FROM 13N TO 16N E OF 144W.
SCATTERED MODERATE TSTMS FROM 12N TO 16N E OF 146W.
.24 HOUR FORECAST TROUGH 05N152W TO 11N147W TO 17N172W. WINDS
EASED BELOW 20 KT AND SEAS BECOME LESS THAN 2.5 M.
.48 HOUR FORECAST TROUGH 07N155W TO 11N152W TO 17N148E. WINDS
BELOW 20 KT AND SEAS LESS THAN 2.5 M.
.WINDS 20 TO 25 KT UP TO 350 NM OF A LINE FROM 19N167W TO 22N154W
24N142W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 20N TO 26N BETWEEN 158W
AND 173W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 20N TO 27N W OF 171W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3 M WITHIN 420 NM OF A LINE FROM 18N167W TO 21N153W
24N143W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M WITHIN 420 NM OF A LINE FROM
17N170W TO 21N157W TO 23N148W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M WITHIN 250 NM OF A LINE FROM
13N163W TO 21N173W TO 26N180W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.SCATTERED MODERATE TO ISOLATED STRONG TSTMS W OF A LINE FROM
06N173W TO 15N178W...AND FROM 00N TO 04N BETWEEN 149W AND 159W.
.SCATTERED MODERATE TSTMS FROM 21N TO 24N W OF 175W.
.FORECASTER CHAN. HONOLULU HI.
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