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000
FZPN40 PHFO 181040
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SAT MAY 18 2013

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0600 UTC MAY 18 2013.
24 HOUR FORECAST VALID 0600 UTC MAY 19 2013.
48 HOUR FORECAST VALID 0600 UTC MAY 20 2013.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N166E TO 28N164E TO 26N160E MOVING E 15 KT.
ISOLATED MODERATE TSTMS WITHIN 90 NM OF FRONT.
.24 HOUR FORECAST FRONT FROM 30N173E TO 28N168E.
.48 HOUR FORECAST FRONT DISSIPATED.

.FRONT FROM 30N157W TO 26N160W NEARLY STATIONARY.
.24 HOUR FORECAST FRONT FROM 30N154W TO 25N154W.
.48 HOUR FORECAST FRONT DISSIPATED.

.WEAK TROUGH FROM 30N163W TO 28N166W TO 25N168W MOVING E 10 KT.
.24 HOUR FORECAST TROUGH FROM 30N154W TO 26N159W TO 24N165W.
.48 HOUR FORECAST TROUGH FROM 30N154W TO 26N154W TO 18N155W.

.24 HOUR FORECAST NEW TROUGH FROM 25N154W TO 20N158W.
.48 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED ABOVE.

.24 HOUR FORECAST NEW FRONT FROM 29N166W TO 26N160E.
.48 HOUR FORECAST FRONT FROM 30N160E TO 30N168E. S TO SW WINDS OVER
FORECAST WATERS N OF 27N W OF 165E.

.RIDGE FROM 30N177W TO 24N175E TO 21N160E NEARLY STATIONARY.

.RIDGE FROM 30N149W TO 28N155W NEARLY STATIONARY.

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

.SEAS 8 TO 11 FT S OF 23S E OF 170W. SEAS 8 TO 9 FT FROM 04N TO 20N
BETWEEN 170W AND 177E.
.24 HOUR FORECAST SEAS 8 TO 12 FT NW OF A LINE FROM 30N168E TO
27N160E. SEAS 8 TO 10 FT S OF 23N E OF 168W. SEAS 8 TO 9 FT FROM 05N
TO 21N BETWEEN 168W AND 179W...AND N OF 25N BETWEEN 158W AND 167W.
.48 HOUR FORECAST SEAS 8 TO 13 FT N OF A LINE FROM 30N179E TO
22N164E TO 26N160E. SEAS 8 TO 10 FT S OF 15N E OF 160W. SEAS 8 TO 10
FT E OF 168W.

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

.ISOLATED MODERATE TSTMS FROM 04N TO 10N BETWEEN 175E AND 166E.

.ITCZ FROM 05N140W TO 07N160W TO 06N172W TO 05N175E. ISOLATED
MODERATE TSTMS WITHIN 180 NM N OF...AND WITHIN 90 NM S OF...ITCZ W
OF 156W. ISOLATED MODERATE TSTMS WITHIN 60 NM E OF ITCZ E OF 156W.

$$
.FORECASTER HOUSTON. HONOLULU HI.