299
FZPS40 PHFO 300338
HSFSP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC MON JUN 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 30 2025.
24 HOUR FORECAST VALID 0000 UTC JUL 01 2025.
48 HOUR FORECAST VALID 0000 UTC JUL 02 2025.
.WARNINGS.
..GALE WARNING
.24 HOUR FORECAST FRONT 25S161E 19S160E. WINDS 30 TO 35 KT S OF
23S W OF 164E. WINDS 20 TO 30 KT ELSEWHERE S OF 20S W OF 171E.
.48 HOUR FORECAST FRONT 25S165E 21S163E THENCE TROUGH 16S160E.
WINDS 20 TO 25 KT S OF 23S BETWEEN 168E AND 175E.
.SYNOPSIS AND FORECAST.
.STATIONARY FRONT 25S126W 20S142W 19S151W THENCE TROUGH 15S160W
03S170W. TROUGH MOVING SW 10 KT W OF 157W AND NEARLY STATIONARY
ELSEWHERE. WINDS 20 TO 30 KT S OF LINE 25S130W 19S142W
20S146W 25S156W. ISOLATED MODERATE TSTMS FROM 14S TO 08S BETWEEN
156W AND 149W...AND FROM 06S TO 02S BETWEEN 172W AND 166W.
.24 HOUR FORECAST STATIONARY FRONT 24S120W 23S120W 23S145W.
TROUGH DETACHED AND MERGED INTO FRONT DESCRIBED BELOW. WINDS 20 TO
25 KT S OF 23S BETWEEN 151W AND 125W.
.48 HOUR FORECAST FRONT 22S120W 22S138W. WINDS DIMINISHED TO 20
KT OR LESS.
.FRONT 25S167W 19S171W MOVING E 10 KT. ISOLATED MODERATE TSTMS S
OF 21S WITHIN 180 NM E OF FRONT.
.24 HOUR FORECAST FRONT 25S161W 18S164W THENCE TROUGH 12S164W
03S179W.
.48 HOUR FORECAST FRONT 25S152W 19S153W THENCE TROUGH 10S170W
04S175E.
.TROUGH 14S177E 11S175E 06S174E MOVING NW 15 KT.
.24 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 07S164E 05S160E MOVING W SLOWLY. ISOLATED MODERATE TSTMS
WITHIN 180 NM OF TROUGH.
.24 HOUR FORECAST TROUGH MOVED W OF AREA.
.WINDS 20 KT OR LESS REMAINDER OF FORECAST AREA.
.SEAS 4 TO 5 M S OF 20S BETWEEN 154W AND 132W. SEAS 2.5 TO 4 M
ELSEWHERE S OF LINE 12S160E 12S177E 15S168W 09S166W 18S149W
16S142W 04S137W 02S124W.
.24 HOUR FORECAST SEAS 4 TO 5 M S OF 22S W OF 164E. SEAS 2.5 TO 4
M ELSEWHERE S OF LINE 20S160E 22S167E 12S168E 15S171W 22S163W
19S140W 05S138W 00S132W.
.48 HOUR FORECAST SEAS 4 TO 5 M S OF 22S E OF 136W. SEAS 2.5 TO 4
M ELSEWHERE E OF LINE 25S145W 00S129W. SEAS 2.5 TO 4 M S OF LINE
24S160E 23S167E 20S170E 08S171E 08S174W 25S154W.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.FORECASTER TROTTER. HONOLULU HI.
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