186
FZPN40 PHFO 121508
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC WED FEB 12 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FEB 12 2025.
24 HOUR FORECAST VALID 1200 UTC FEB 13 2025.
48 HOUR FORECAST VALID 1200 UTC FEB 14 2025.

.WARNINGS.

...GALE WARNING...
.FRONT FROM 30N172W TO 22N180E TO 16N170E TO 15N162E MOVING E 10
KT. WINDS 20 TO 30 KT WITHIN 150 NM OF FRONT E OF 178E.
.24 HOUR FORECAST FRONT FROM 30N165W TO 17N180E TO 14N165E. WINDS
30 TO 40 KT N OF 25N BETWEEN 176E AND 170W. WINDS 20 TO 30 KT ELSEWHERE
N OF LINE FROM 20N171E TO 20N174W TO 30N160W.
.48 HOUR FORECAST FRONT 30N153W TO 23N160W TO 18N170W TO 15N174E.
WINDS 30 TO 35 KT N OF 27N BETWEEN 167W AND 154W. WINDS 20 TO 30 KT
ELSEWHERE N OF A LINE FROM 30N173W TO 22N166W TO 23N157W TO 30N147W.

...GALE WARNING...
.FRONT FROM 30N171E TO 25N163E TO 26N160E MOVING E 50 KT. WINDS 30
TO 40 KT N OF 25N BETWEEN 165E AND 172E. WINDS 20 TO 30 KT N OF 21N
W OF 180W. SCATTERED MODERATE TSTMS N OF 28N BETWEEN 166E AND
174E.
.24 HOUR FORECAST FRONT MERGED WITH FRONT DIRECTLY DESCRIBED ABOVE.
SEE WINDS ABOVE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N161W TO 28N165W TO 30N170W MOVING NE 20 KT. WINDS
20 TO 30 KT WITHIN 330 NM E OF FRONT E OF 175W.
.24 HOUR FORECAST FRONT MOVED NE OF AREA.

.48 HOUR FORECAST NEW FRONT 30N168E TO 25N160E. WINDS 20 TO 30 KT
NW OF A LINE FROM 30N173E TO 26N169E TO 24N160E.

.NE WINDS 20 TO 25 KT FROM 10 TO 20N E OF 147W.
.24 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.

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

.SEAS 18 TO 22 FT N OF 26N W OF 168E. SEAS 12 TO 18 FT N OF A
LINE FROM 20N160E TO 20N172W TO 30N155W. SEAS 8 TO 12 FT ELSEWHERE
N OF A LINE FROM 07N160E TO 00N180W TO 00N160W TO 10N140W.
.24 HOUR FORECAST SEAS 18 TO 22 FT N OF 24N BETWEEN 178E AND 171W.
SEAS 12 TO 18 FT ELSEWHERE N OF A LINE FROM 17N162E TO 20N175E TO
24N170W TO 30N161W. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 10N160E
TO 00N180W TO 00N168W TO 09N140W.
.48 HOUR FORECAST SEAS 18 TO 22 FT N OF 25N BETWEEN 168W AND 160W.
SEAS 12 TO 18 FT N OF A LINE FROM 17N177E TO 24N160W TO 30N152W.
SEAS 12 TO 14 FT ELSEWHERE N OF 27N W OF 171E. SEAS 8 TO 12 FT ELSEWHERE
N OF A LINE FROM 06N160E TO 00N175W TO 00N160W TO 10N140W.

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

.ITCZ FROM 06N140W TO 06N144W TO 01N160W TO 01N178W TO 05N175E TO 03N164E.
ISOLATED MODERATE TSTMS FROM ITCZ TO 13N E OF 147W... AND WITHIN 90
NM OF ITCZ W OF 177W.

.ISOLATED MODERATE TSTMS FROM 03N TO 09N W OF 165E.

$$

.FORECASTER SHIGESATO. HONOLULU HI.