764
FZPS40 PHFO 211540
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC WED MAY 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAY 21 2025.
24 HOUR FORECAST VALID 1200 UTC MAY 22 2025.
48 HOUR FORECAST VALID 1200 UTC MAY 23 2025.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S166W 23S178W 25S163E MOVING NE 20 KT. SE WINDS 20 TO 25
KT AND SEAS 2.5 TO 3 M S OF FRONT. ISOLATED TSTMS S OF 23S BETWEEN
170E AND 165E.
.24 HOUR FORECAST 25S155W 19S164W 19S180W 25S162E. WINDS 20 TO 30
KT AND SEAS 2.5 TO 4 M S OF FRONT.
.48 HOUR FORECAST FRONT 25S145W 16S164W 14S180W 22S160E. E TO SE
WINDS 20 TO 30 KT AND SEAS 2.5 TO 4 M S OF FRONT.

.TROUGH 25S157W 11S173W 08S174E 02S165E MOVING W SLOWLY N OF 10S
AND NEARLY STATIONARY DISSIPATING. SCATTERED MODERATE TSTMS FROM
13S TO 04S BETWEEN 66W AND 170E.
.24 HOUR FORECAST TROUGH DISSIPATED.

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

.SEAS 2.5 TO 4 M S OF 03S E OF 140W.
.24 HOUR FORECAST SEAS 2.5 TO 3 M S OF 01S E OF 130W.
.48 HOUR FORECAST SEAS 2.5 TO 3 M FROM 21S TO 03S E OF 127W.

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

$$

.FORECASTER ALMANZA. HONOLULU HI.