FZPN40 PHFO 152106
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC THU OCT 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC OCT 15 2026.
24 HOUR FORECAST VALID 1800 UTC OCT 16 2026.
48 HOUR FORECAST VALID 1800 UTC OCT 17 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW NEAR 05N174W 1008 MB MOVING W SLOWLY. TROUGH FROM 04N162W TO
LOW TO 04N180W. ISOLATED MODERATE TSTMS S OF 12N W OF 168W. 
.24 HOUR FORECAST LOW NEAR 04N175W. TROUGH FROM 02N163W TO 04N170W
TO LOW TO 04N180W.
.48 HOUR FORECAST LOW WEAKENED INTO TROUGH AND MOVED W OF AREA. 

.TROUGH FROM 21N148W TO 17N148W MOVING E 10 KT.
.24 HOUR FORECAST TROUGH WEAKENED.

.FRONT FROM 30N149W TO 26N160W NEARLY STATIONARY.
.24 HOUR FORECAST 30N150W TO 27N155W.
.48 HOUR FORECAST FRONT DISSIPATED.

.WINDS 20 TO 25 KT FROM 29N TO 27N BETWEEN 160W AND 175W.
.24 HOUR FORECAST WINDS WINDS 20 TO 25 KT N OF 25N BETWEEN 151W 
AND 162W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 24N TO 14N W OF 160W.

.SEAS 2.5 TO 3 M FROM 29N TO 27N BETWEEN 166W AND 175W. 
.24 HOUR FORECAST SEAS 2.5 TO 3 M N OF 25N BETWEEN 149W AND 169W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF 20N E OF 160W.

.OTHERWISE...WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER 
REMAINDER OF FORECAST AREA.

.SCATTERED MODERATE TO STRONG TSTMS S OF 11N E OF 161W.

$$

.FORECASTER FOSTER. HONOLULU HI.