Expires:No;;426769
FZPN40 PHFO 211516
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC THU NOV 21 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 160E

SYNOPSIS VALID 1200 UTC NOV 21 2024.
24 HOUR FORECAST VALID 1200 UTC NOV 22 2024.
48 HOUR FORECAST VALID 1200 UTC NOV 23 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N178W 24N176W 23N165E MOVING E 20 KT. N TO NE WINDS 20 
TO 25 KT FROM 23N TO 25N W OF 178E.
.24 HOUR FORECAST FRONT 30N164W 25N175W 23N172E. WINDS DECREASED 
TO 20 KT OR BELOW. 
.48 HOUR FORECAST FRONT 30N144W 27N160W 25N176W.

.FRONT 30N140W 29N149W 30N157W MOVING WSW 10 KT.
.24 HOUR FORECAST FRONT 28N140W 27N145W 30N153W.
.48 HOUR FORECAST FRONT 29N140W 30N141W.

.TROUGH 22N140W 19N147W NEARLY STATIONARY. 
.24 HOUR FORECAST TROUGH DISSIPATED.

.24 HOUR FORECAST NEW FRONT 30N163E 27N160E.
.48 HOUR FORECAST FRONT 30N171E 24N163E.

.WINDS 20 TO 25 KT N OF 27N E OF 145W.
.24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.

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

.SEAS 12 TO 14 FT N OF LINE 30N165E 27N169E 25N167E 26N172E
30N178E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE 30N179W 21N165E 
21N160E. SEAS 8 TO 10 FT N OF LINE 30N155W 26N140W. SEAS 8 TO 9 FT
FROM 06N TO 16N BETWEEN 176E AND 157W. 
.24 HOUR FORECAST SEAS 12 TO 13 FT N OF LINE 30N179E 28N178W 
30N174W. SEAS 8 TO 12 FT ELSEWHERE N OF LINE 30N169W 16N178E 
13N164W 10N164W 07N176E 12N160E. SEAS 8 TO 10 FT N OF LINE 30N156W
25N146W 25N140W.
.48 HOUR FORECAST SEAS 8 TO 12 FT N OF LINE 30N179W 22N170E 
19N160E 09N160E 13N168W 24N172W 26N146W 21N145W 22N140W. SEAS 8 TO
9 FT N OF LINE 30N173E 28N160E.

.SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA. 

.ITCZ 08N140W 08N151W 07N160W 07N172W 06N179W. ISOLATED MODERATE 
TSTMS WITHIN 150 NM OF ITCZ W OF 161W...AND WITHIN 60 NM OF ITCZ 
E OF 152W.

.ISOLATED MODERATE TSTMS FROM 02N TO 13N BETWEEN 165E AND 175E.



$$

.FORECASTER PIERCE. HONOLULU HI.