High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 211530
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC MON MAY 21 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 2018.
24 HOUR FORECAST VALID 1200 UTC MAY 22 2018.
48 HOUR FORECAST VALID 1200 UTC MAY 23 2018.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 25S179E 20S170E 15S164E MOVING E SLOWLY.
.24 HOUR FORECAST TROUGH 25S179W 20S169E.
.48 HOUR FORECAST TROUGH 25S175W 20S179W.

.48 HOUR FORECAST NEW TROUGH 25S144W 22S145W.

.WINDS 20 KNOTS OR LESS.

.SEAS 8 FT OR LESS ENTIRE FORECAST AREA.
.24 HOUR FORECAST SEAS 8 TO 9 FT S OF 22S W OF 173E.
.48 HOUR FORECAST SEAS 8 TO 9 FT S OF 19S BETWEEN 178E AND
170E...AND S OF 23S E OF 128W.

.OTHERWISE REMAINDER OF AREA SEAS 8 FT OR LESS.

.ISOLATED MODERATE TSTMS N OF 10S W OF 165E.

$$

.FORECASTER POWELL. HONOLULU HI.


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