High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 171207
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1130 UTC TUE OCT 17 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 OCT 17 2017.
24 HOUR FORECAST VALID 0600 UTC OCT 18 2017.
48 HOUR FORECAST VALID 0600 UTC OCT 19 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 22S120W TO 18S126W TO 16S133W TO 14S146W MOVING
ENE 10 KT. ASSOCIATED WINDS INCLUDED BELOW.
.24 HOUR FORECAST FRONT FROM 18S120W TO 15S129W TO 13S141W.
ASSOCIATED WINDS INCLUDED BELOW.
.48 HOUR FORECAST FRONT FROM 16S120W TO 14S129W TO 13S141W.
ASSOCIATED WINDS INCLUDED BELOW.

.COLD FRONT DEVELOPING OVER FORECAST AREA.
.48 HOUR FORECAST FRONT FROM 25S166W TO 18S169W TO 15S176W.

.TROUGH FROM 09S163W TO 13S158W TO 15S152W MOVING SW 10 KT.
ASSOCIATED WINDS INCLUDED BELOW. ASSOCIATED TSTMS INCLUDED BELOW.
.24 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED IMMEDIATELY
BELOW.

.TROUGH FROM 15S171W TO 21S172W TO 25S172W. TROUGH MOVING SE 15 KT
N OF 21S..AND E SLOWLY S OF 21S. ASSOCIATED TSTMS INCLUDED BELOW.
.24 HOUR FORECAST TROUGH FROM 16S158W TO 20S163W TO 25S169W.
ASSOCIATED WINDS INCLUDED BELOW.
.48 HOUR FORECAST TROUGH FROM 25S162W TO 25S153W. ASSOCIATED WINDS
AND SEAS INCLUDED BELOW.

.TROUGH FROM 05S177E TO 10S178W MOVING SW 10 KT.
.24 HOUR FORECAST TROUGH FROM 05S172E TO 09S178E TO 11S174W.
.48 HOUR FORECAST TROUGH FROM 05S160E TO 08S168E TO 12S176E.

.WINDS SE TO E 20 TO 30 KT S OF 22S W OF 179E...AND ALSO FROM
14S TO 24S BETWEEN 162W AND 140W.
.24 HOUR FORECAST WINDS SE TO E 20 TO 30 KT S OF A LINE FROM
13S160E TO 17S178E. ALSO WINDS E TO NE 20 TO KT S OF A LINE FROM
17S138W TO 15S146W TO 20S163W.
.48 HOUR FORECAST WINDS SE TO E 20 TO 30 KT S OF A LINE FROM
18S179E TO 13S168E TO 13S160E. WINDS E TO NE 20 TO 30 KT S OF A
LINE FROM 15S128W TO 15S145W TO 23S157W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.SEAS 8 TO 12 FT S OF A LINE FROM 20S120W TO 15S150W TO 19S162W.
ALSO SEAS 8 TO 10 FT S OF 22S W OF 175E.
.24 HOUR FORECAST SEAS 8 TO 12 FT S OF A LINE FROM 13S120W TO
16S150W TO 22S170W. ALSO SEAS 8 TO 11 FT S OF 17S W OF 179E.
.48 HOUR FORECAST SEAS 8 TO 15 FT S OF A LINE FROM 11S120W TO
15S140W TO 15S165W. ALSO SEAS 8 TO 11 FT S OF A LINE FROM 11S160E
TO 18S179E.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.ISOLATED MODERATE TO STRONG TSTMS S OF 10S W OF 179E...AND ALSO
S OF 10S BETWEEN 176W AND 138W.

$$

.FORECASTER BEDAL. HONOLULU HI.



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