898
FZPN40 PHFO 260306
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC SUN JUL 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUL 26 2026.
24 HOUR FORECAST VALID 0000 UTC JUL 27 2026.
48 HOUR FORECAST VALID 0000 UTC JUL 28 2026.

.WARNINGS.

...HURRICANE WARNING...
.12 HOUR FORECAST HURRICANE FAUSTO NEAR 19.8N 140.5W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS OR
GREATER WITHIN 150 NM NE QUADRANT...120 NM SE QUADRANT...90 NM SW
QUADRANT...AND 150 NM NW QUADRANT. SEAS 4 M OR GREATER FROM 15N
TO 26N E OF 146W UP TO 8 M.
.24 HOUR FORECAST HURRICANE FAUSTO NEAR 20.2N 143.0W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS OR
GREATER WITHIN 140 NM NE QUADRANT...110 NM SE QUADRANT...80 NM SW
QUADRANT...AND 140 NM NW QUADRANT. SEAS 4 M OR GREATER FROM 14N
TO 26N E OF 148W UP TO 8 M.
.48 HOUR FORECAST HURRICANE FAUSTO NEAR 21.3N 148.1W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS OR
GREATER WITHIN 120 NM NE QUADRANT...100 NM SE QUADRANT...60 NM SW
QUADRANT...AND 120 NM NW QUADRANT. SEAS 4 M OR GREATER FROM 17N
TO 26N BETWEEN 152W AND 142W UP TO 8 M.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.LOW NEAR 13N177W 1009 MB MOVING NW 10 KT. TROUGH FROM LOW TO
14N180W. WINDS 20 TO 25 KT WITHIN 150 NM N SEMICIRCLE OF LOW.
SEE SEAS BELOW.
.24 HOUR FORECAST LOW AND TROUGH MOVED W OF AREA. TROUGH MOVE
W OF AREA. WINDS 20 TO 25 KT FROM 11N TO 17N W OF 175W. SEE
SEAS BELOW.

.TROUGH 12N151W 07N150W MOVING W 15 KT. ISOLATED MODERATE
TSTMS WITHIN 120 NM OF TROUGH.
.24 HOUR FORECAST TROUGH 12N157W 08N158W.
.48 HOUR FORECAST TROUGH 12N164W 08N164W.

.48 HOUR FORECAST NEW TROUGH 30N177W 26N178W. WINDS 20 TO 25 KT
N OF 28N BETWEEN TROUGH AND 173W.

.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 11N TO 16N W OF 175W.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 2.5 TO 4 M FROM 12N TO 26N E OF 147W. SEAS 2.5 TO 3 M FROM
11N TO 24N W OF 170W... AND FROM 20N TO 28N BETWEEN 170W AND 160W.
.24 HOUR FORECAST SEAS 2.5 TO 4 M N OF 11N E OF 153W... AND FROM
14N TO 24N W OF 172W.
.48 HOUR FORECAST SEAS 2.5 TO 4 M FROM 14N TO 28N BETWEEN 155W
AND 143W.

.OTHERWISE...SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ FROM 05N153W TO 05N161W.

.ISOLATED MODERATE TSTMS S OF 03N BETWEEN 178W AND 174W.

$$

.FORECASTER SHIGESATO. HONOLULU HI.