814
FZPS40 PHFO 191053
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1130 UTC SUN MAY 19 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAY 19 2024.
24 HOUR FORECAST VALID 0600 UTC MAY 20 2024.
48 HOUR FORECAST VALID 0600 UTC MAY 21 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 25S120W 18S128W 15S137W 14S145W THENCE TROUGH TO
12S153W. FRONT MOVING E 15 KT ALONG 25S...AND NEARLY
STATIONARY N OF 20S. ISOLATED MODERATE TSTMS WITHIN 180 NM OF
FRONT BETWEEN 130W AND 140W.
.24 HOUR FORECAST FRONT 23S120W 19S125W THENCE TROUGH TO
13S139W.
.48 HOUR FORECAST FRONT WEAKENED TO TROUGH 21S120W 19S125W
15S135W 14S141W.

.TROUGH 25S179E 17S170E NEARLY STATIONARY. SCATTERED MODERATE
TSTMS WITHIN 300 NM N OF TROUGH N OF 10S
.24 HOUR FORECAST TROUGH 25S180E 20S173E 13S171E.
.48 HOUR FORECAST TROUGH 25S176W 18S176E 12S160E.

.WINDS 20 TO 25 KT S OF 10S BETWEEN 170W AND 150W...AND S OF 15S
BETWEEN 150W AND 135W...AND S OF 22S E OF 135W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 10S TO 15S BETWEEN 175W
AND 160W...AND S OF 15S BETWEEN 160W AND 145W.
.48 HOUR FORECAST WINDS 20 TO 25 KT S OF LINE 25S160W 10S170W
15S135W 25S145W.

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

.SEAS 12 TO 14 FT S OF 23S BETWEEN 140W AND 130W. SEAS 8 TO 12
FT ELSEWHERE S OF 10S BETWEEN 170W AND 150W...AND S OF 15S
BETWEEN 150W AND 130W...AND S OF 20S BETWEEN 130W AND 120W.

.OTHERWISE...SEAS 8 FT OR LESS OVER REMAINDER OF FORECAST AREA.

.ISOLATED MODERATE TSTMS WITHIN 180 NM OF POINT 03S175E...AND
WITHIN 210 NM OF POINT 03S147W.


$$

.FORECASTER PECHACEK. HONOLULU HI.