The High Seas Forecast for the Central North Pacific

High Seas Forecast   Issued: 01/24/2025 01:20:03 AM UTC

                        
105
FZPN40 PHFO 231520
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC THU JAN 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JAN 23 2025.
24 HOUR FORECAST VALID 1200 UTC JAN 24 2025.
48 HOUR FORECAST VALID 1200 UTC JAN 25 2025.

.WARNINGS.

...GALE WARNING...
.FRONT 30N151W 23N152W 17N158W 16N166W 19N179W MOVING E SLOWLY E OF
156W AND MOVING S SLOWLY AND DISSIPATING ELSEWHERE. NW TO N WINDS
30 TO 35 KT N OF 28N BETWEEN 159W AND 162W. WINDS 20 TO 30 KT
ELSEWHERE WITHIN 360 NM W OF FRONT N OF 24N AND WITHIN 120
NM W OF FRONT N OF 25N. ISOLATED MODERATE TSTMS WITHIN 150 NM
E OF FRONT N OF 24N.
.24 HOUR FORECAST FRONT 30N150W 25N151W 19N154W. WINDS 20 TO
30 KT WITHIN 390 NM W OF FRONT N OF 25N. WINDS 20 TO 25 KT WITHIN
180 NM E OF FRONT N OF 25N.
.48 HOUR FORECAST WEAK FRONT 30N148W 22N152W. WINDS WEAKENED TO
20 KT OR LESS.

.SYNOPSIS AND FORECAST.

.FRONT 30N177E 24N166E 22N160E MOVING E 25 KT N OF 24N AND
NEARLY STATIONARY ELSEWHERE. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF FRONT N OF 28N.
.24 HOUR FORECAST FRONT 30N173W 24N178E 23N160E.
.48 HOUR FORECAST FRONT 30N164W 22N177E 19N172E.

.FRONT 30N170E 28N162E MOVING E 20 KT AND DISSIPATING.
.24 HOUR FORECAST FRONT DISSIPATED.

.E TO NE WINDS 20 TO 25 KT FROM 16N TO 04N W OF 165W. S WINDS
20 TO 25 KT N OF 27N BETWEEN 177W AND 178E.
.24 HOUR FORECAST E TO NE WINDS 20 TO 30 KT W OF A LINE FROM
30N164E TO 25N177E TO 22N160E. E TO NE WINDS 20 TO 25 KT FROM
11N TO 06N W OF 161W. E WINDS 20 TO 25 KT FROM 14N TO 07N
E OF 148W.
.48 HOUR FORECAST E TO NE WINDS 20 TO 30 KT BOUNDED BY AREA
30N174E 25N172W 21N178W 13N140W 06N140W 06N160E 30N160E
30N174E.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 18 TO 21 FT N OF A LINE FROM 30N156W TO 27N159W TO
30N162W. SEAS 12 TO 18 FT ELSEWHERE N OF A LINE FROM 30N152W TO
23N122W TO 23N161W TO 30N168W. SEAS 8 TO 12 FT ELSEWHERE
BOUNDED BY AREA 30N140W 16N165W 20N179E 30N169W 30N140W. SEAS
8 TO 11 FT N OF A LINE FROM 30N172E TO 26N160E. SEAS 8 TO 10 FT
FROM 11N TO 04N BETWEEN 174E AND 173E.
.24 HOUR FORECAST SEAS 12 TO 15 FT N OF A LINE FROM 30N152W TO
24N155W TO 24N162W TO 30N166W. SEAS 8 TO 12 FT ELSEWHERE N OF A
LINE FROM 30N143W TO 18N149W TO 22N159W TO 17N162W TO 30N170W.
SEAS 8 TO 11 FT N OF A LINE FROM 30N178E TO 24N173E TO 23N160E.
SEAS 8 TO 9 FT FROM 08N TO 05N BETWEEN 179E TO 172E.
.48 HOUR FORECAST SEAS 12 TO 13 FT WITHIN 90 NM OF A LINE FROM
29N160E TO 23N168E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM
30N164W TO 23N174W TO 19N169E TO 25N160E. SEAS 8 TO 9 FT N OF
26N BETWEEN 151W AND 157W. SEAS 8 TO 9 FT FROM 20N TO 06N
E OF 152W. SEAS 8 TO 9 FT FROM 21N TO 12N BETWEEN 160W AND 166W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ITCZ 06N140W 06N170W 04N178E 04N160E. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF ITCZ W OF 158W.

.ISOLATED MODERATE TSTMS FROM 22N TO 11N BETWEEN 144W AND 150W.
.ISOLATED MODERATE TSTMS N OF 25N BETWEEN 155W AND 160W.


$$

.FORECASTER . HONOLULU HI.