275
FZPS40 PHFO 250326
HSFSP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC MON AUG 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC AUG 25 2025.
24 HOUR FORECAST VALID 0000 UTC AUG 26 2025.
48 HOUR FORECAST VALID 0000 UTC AUG 27 2025.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 25S169E 18S168E 14S166E THENCE TROUGH 11S163E 07S160E.
FRONT MOVING E 10 KT AND TROUGH NEARLY STATIONARY. WINDS 20 TO 30
KT S OF 20S BETWEEN 169E AND 176E. SCATTERED MODERATE TSTMS S OF
20S BETWEEN FRONT AND 173E. ISOLATED MODERATE TSTMS FROM 11S TO
07S W OF 169E.
.24 HOUR FORECAST FRONT 25S176E 17S171E 11S166E THENCE TROUGH
09S165E 06S160E. WINDS 20 TO 30 KT S OF 21S BETWEEN 176E AND 175W.
.48 HOUR FORECAST FRONT 25S176W 17S175E 11S169E THENCE TROUGH
09S166E 04S164E. WINDS 20 TO 30 KT S OF 23S BETWEEN 178E AND 170W.
.FRONT 25S122W 23S125W THENCE TROUGH 18S133W. FRONT MOVING NE
SLOWLY AND TROUGH NEARLY STATIONARY.
.24 HOUR FORECAST FRONT 23S120W 21S125W THENCE TROUGH 16S138W.
.48 HOUR FORECAST WEAK FRONT 21S120W 19S128W. TROUGH MERGES WITH
TROUGH DESCRIBED BELOW.
.TROUGH 25S166W 19S166W MOVING E 10 KT.
.24 HOUR FORECAST TROUGH 25S158W 21S160W.
.48 HOUR FORECAST TROUGH 25S143W 16S148W.
.24 HOUR FORECAST WINDS 20 TO 25 KT S OF 21S W OF 165E.
.48 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 4.0 M S OF LINE 24S160E 23S165E 19S170E 21S178W
05S167W 04S147W 11S146W 25S127W. SEAS 2.5 TO 3.5 M FROM 17S TO 03S
E OF 134W.
.24 HOUR FORECAST SEAS 2.5 TO 4.0 M S OF LINE 20S160E 24S169E
23S174E 14S170W 00S167W.
.48 HOUR FORECAST SEAS 2.5 TO 4.0 M S OF LINE 20S160E 23S171E
23S176W 11S175W 00S167W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.FORECASTER TROTTER. HONOLULU HI.
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