349
FZPS40 PHFO 022316
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC SAT AUG 02 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E

SYNOPSIS VALID 1800 UTC AUG 02 2025.
24 HOUR FORECAST VALID 1800 UTC AUG 03 2025.
48 HOUR FORECAST VALID 1800 UTC AUG 04 2025.

.WARNINGS.

...GALE WARNING...
.FRONT 25S161E 20S160E MOVING E 15 KT. WINDS 20 TO 30 KT S OF 20S
W OF 170E.
.24 HOUR FORECAST FRONT 25S168E 14S160E. WINDS 30 TO 35 KT S
OF 22S BETWEEN FRONT AND 173E. WINDS 20 TO 30 KT ELSEWHERE S OF
20S W OF 178E.
.48 HOUR FORECAST FRONT 25S174E 17S170E THENCE TROUGH 12S162E.
WINDS 30 TO 35 KT S OF 22S BETWEEN FRONT AND 180E. WINDS 20 TO 25
KT ELSEWHERE S OF 20S BETWEEN 166E AND 176W.

.SYNOPSIS AND FORECAST.

.FRONT 25S151W 19S157W 15S165W THENCE TROUGH TO 12S177W 06S171E
06S164E. FRONT MOVING E 10 KT AND TROUGH NEARLY STATIONARY. WINDS
20 TO 30 KT S OF 20S BETWEEN 142W AND 173W. SCATTERED MODERATE
TSTMS WITHIN 120 NM OF TROUGH W OF 176W. ISOLATED MODERATE
TSTMS S OF 20S BETWEEN 144W AND 154W.
.24 HOUR FORECAST FRONT 25S144W TO 15S156W THENCE TROUGH TO
09S169W TO 09S165E. WINDS 20 TO 25 KT S OF 20S BETWEEN
138W AND 180W.
.48 HOUR FORECAST FRONT 25S144W TO 15S155W THENCE TROUGH TO
08S167W. WINDS 20 TO 25 KT S OF 22S BETWEEN 136W AND 157W.

.FRONT 25S155W 23S159W MOVING E 20 KT.
.24 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED DIRECTLY
ABOVE.

.FRONT 18S120W 15S134W NEARLY STATIONARY.
.24 HOUR FORECAST FRONT DISSIPATED.

.48 HOUR FORECAST NEW TROUGH 05S168E 10S174E.

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

.SEAS 4 TO 6 M S OF A LINE FROM 25S156W 19S167W 25S178W. SEAS
2.5 TO 4 M ELSEWHERE S OF A LINE 25S145W 16S168W 25S173E. SEAS
2.5 TO 4 M S OF 07S E OF 140W. SEAS 2.5 TO 4 M S OF 20S W OF
167E.
.24 HOUR FORECAST SEAS 4 TO 5 M S OF A LINE FROM 25S148W 17S158W
25S178W. SEAS 2.5 TO 4 M ELSEWHERE S OF A LINE 25S146W 13S167W
18S180E 18S160E.
.48 HOUR FORECAST SEAS 4 TO 5 M S OF A LINE FROM 25S142W 15S164W
22S178W 20S160E. SEAS 2.5 TO 4 M ELSEWHERE S OF A LINE 25S136W
08S167W 18S177E 18S160E.

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

$$

.FORECASTER FOSTER. HONOLULU HI.