721
FZPN40 PHFO 252239
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC FRI SEP 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SEP 25 2026.
24 HOUR FORECAST VALID 1800 UTC SEP 26 2026.
48 HOUR FORECAST VALID 1800 UTC SEP 27 2026.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE NOLO NEAR 16.5N 155.4W 978 MB AT 2100 UTC SEP 25
MOVING NNE OR 015 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 90 KT GUSTS
110 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM N
SEMICIRCLE...110 NM SE QUADRANT AND 90 NM SW QUADRANT. WINDS 20 TO
34 KT ELSEWHERE FROM 20N TO 12N BETWEEN 158W AND 151W. SEAS 4 M
OR GREATER WITHIN 150 NM OF CENTER WITH SEAS TO 6.5 M. SEAS 2.5 TO
4 M DESCRIBED IN SYNOPSIS AND FORECAST SECTION. ISOLATED MODERATE
TSTMS FROM 18N TO 14N BETWEEN 157W AND 153W.
.24 HOUR FORECAST HURRICANE NOLO NEAR 17.1N 155.7W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS
WITHIN 130 NM N SEMICIRCLE...90 NM SE QUADRANT AND 80 NM SW
QUADRANT. WINDS 20 TO 34 KT ELSEWHERE FROM 18N TO 14N BETWEEN 157W
AND 152W. SEAS 4 M OR GREATER FROM SEAS TO 7 M. SEAS 2.5 TO 4 M
DESCRIBED IN SYNOPSIS AND FORECAST SECTION.
.48 HOUR FORECAST HURRICANE NOLO NEAR 16.8N 158.8W. MAXIMUM
SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NE QUADRANT...80 NM SE QUADRANT...70 NM SW
QUADRANT...AND 120 NM NW QUADRANT. WINDS 20 TO 34 KT ELSEWHERE
FROM 19N TO 13N BETWEEN 160N AND 154W. SEAS 4 M OR GREATER WITH
SEAS TO 8 M. SEAS 2.5 TO 4 M DESCRIBED IN SYNOPSIS AND FORECAST
SECTION.

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.

.TROUGH 25N169W 22N171W 19N171W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH 27N176W 20N177W.
.48 HOUR FORECAST TROUGH MOVED W OF AREA.

.WINDS 20 TO 34 KT FROM 26N TO 19N BETWEEN 161W AND 147W.
.24 HOUR FORECAST WINDS 20 TO 34 KT FROM 27N TO 18N BETWEEN 164W
AND 148W.
.48 HOUR FORECAST WINDS 20 TO 34 KT FROM 27N TO 19N BETWEEN 168W
AND 147W.

.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 2.5 TO 4 M FROM 25N TO 08N BETWEEN 163W AND 150W.
.24 HOUR FORECAST SEAS 2.5 TO 4 M FROM 27N TO 09N E OF 165W.
.48 HOUR FORECAST SEAS 2.5 TO 4 M E OF LINE 24N140W 28N160W
25N166W 11N161W 14N140W.

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

.MONSOON TROUGH 10N140W 10N146W 11N151W...AND 07N173W 07N180W. ISOLATED
MODERATE TSTMS WITHIN 240 NM OF MONSOON TROUGH E OF 152W.

.ISOLATED MODERATE TO LOCALLY STRONG TSTMS S OF 05N BETWEEN 175W
AND 167W. ISOLATED MODERATE TSTMS FROM 18N TO 15N E OF 147W.

$$

.FORECASTER TROTTER. HONOLULU HI.