538
FZPN40 PHFO 040839
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SUN OCT 04 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC OCT 04 2026.
24 HOUR FORECAST VALID 0600 UTC OCT 05 2026.
48 HOUR FORECAST VALID 0600 UTC OCT 06 2026.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE NOLO NEAR 23.6N 176.7W 963 MB AT 0900 UTC OCT 04 MOVING
W OR 275 DEG AT 16 KT. MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT.
TROPICAL STORM FORCE WINDS WITHIN 130 NM NE QUADRANT...110 NM SE
QUADRANT...90 NM SW QUADRANT...AND 120 NM NW QUADRANT. WINDS 20 TO
30 KT ELSEWHERE N OF 21N W OF 169W. SEAS 4 M OR GREATER WITHIN 210
NM NW AND SE QUADRANTS...270 NM NE QUADRANT AND 180 NM SW QUADRANT
WITH SEAS TO 10.5 M. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 30N169W
22N170W 17N175W 19N180W. NUMEROUS STRONG TSTMS WITHIN 75 NM OF
CENTER.
.24 HOUR FORECAST TYPHOON NOLO W OF FORECAST AREA NEAR 24.8N
177.6E. MAXIMUM SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL
STORM FORCE WINDS W OF FORECAST AREA. WINDS 20 TO 30 KT FROM 22N
TO 29N W OF 176W. SEAS 4 TO 6 M FROM 24N TO 29N W OF 178W. SEAS
2.5 TO 4 M ELSEWHERE W OF LINE 30N175W 23N175W 17N180W.
.48 HOUR FORECAST TYPHOON NOLO FAR W OF FORECAST AREA NEAR 25.4N
171.0E. WINDS OVER FORECAST AREA EASED TO 20 KT OR LESS. SEAS 2.5
TO 3 M N OF 26N W OF 179W.

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 14N150W 1010 MB MOVING W 10 KT.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH 14N154W TO 09N155W.
.48 HOUR FORECAST TROUGH ABSORBED BY MONSOON TROUGH.

.LOW 05N152W 1009 MB MOVING W 10 KT. SEE TSTMS WITH MONSOON
TROUGH BELOW.
.24 HOUR FORECAST LOW 05N159W 1010 MB.
.48 HOUR FORECAST LOW 08N163W 1010 MB.

.TROUGH 30N150W 29N151W MOVING SE 10 KT.
.24 HOUR FORECAST TROUGH 30N147W 27N148W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.WINDS 20 TO 25 KT AND SEAS 2.5 TO 3 M FROM 13N TO 17N BETWEEN
149W AND 153W.
.24 HOUR FORECAST WINDS 20 TO 25 KT AND SEAS 2.5 TO 4 M FROM 13N
TO 19N BETWEEN 153W AND 157W.
.48 HOUR FORECAST WINDS EASED BELOW 20 KT AND SEAS LOWERED TO 2.5
M OR LESS.

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

.MONSOON TROUGH 10N140W TO LOW AT 05N152W TO 06N160W TO 09N168W TO
11N180W. SCATTERED MODERATE TO ISOLATED STRONG TSTMS S OF TROUGH
E OF 160W. ISOLATED MODERATE TSTMS WITHIN 150 NM S OF TROUGH W OF
168W.

$$

.FORECASTER WROE. HONOLULU HI.