High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 011630
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SUN FEB 01 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC FEB 01 2015.
24 HOUR FORECAST VALID 1200 UTC FEB 02 2015.
48 HOUR FORECAST VALID 1200 UTC FEB 03 2015.

.WARNINGS.

...GALE WARNING...
.LOW 28N172E 1003 MB MOVING NE 10 KT. WARM FRONT FROM LOW TO 30N173E
MOVING N 10 KT. COLD FRONT FROM LOW TO 25N175E TO 17N167E MOVING E
SLOWLY. WINDS 20 TO 30 KT BETWEEN LOW AND FRONTS AND 178E N OF 24N.
ISOLATED MODERATE TSTMS N OF 27N BETWEEN 173W AND 175E.
.24 HOUR FORECAST LOW MOVED FAR N OF FORECAST AREA. FRONT FROM
30N178W TO 26N172W TO 17N175E. WINDS 25 TO 35 KT OVER FORECAST
WATERS N OF 23N BETWEEN 171W AND 176W. WINDS 20 TO 30 KT ELSEWHERE
OVER FORECAST WATERS N OF A LINE FROM 22N164W TO 22N172W TO 22N178W
TO 30N176E.
.48 HOUR FORECAST FRONT FROM 30N155W TO 26N158W TO 20N174W TO
18N175E. WINDS 25 TO 40 KT WITHIN 360 NM E OF FRONT N OF 24N...AND
WITHIN 420 NM W OF FRONT N OF 26N. WINDS 20 TO 30 KT ELSEWHERE OVER
FORECAST WATERS N OF A LINE FROM 30N142W TO 23N148W TO 21N159W TO
22N164W TO 27N167W.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N161E TO 27N160E MOVING E 25 KT.
.24 HOUR FORECAST COLD FRONT FROM 30N173E TO 26N171E TO 18N160E.
WINDS 20 TO 25 KT WITHIN 210 NM W OF FRONT N OF 25N.
.48 HOUR FORECAST FRONT FROM 30N171W TO 25N175W TO 16N160E. WINDS 20
TO 25 KT WITHIN 600 NM W OF FRONT N OF 26N.

.WEAKENING FRONT FROM 30N144W TO 22N153W NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 60 NM OF FRONT.
.24 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED BELOW.

.COLD FRONT FROM 30N146W TO 26N154W MOVING E SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 60 NM OF FRONT N OF 28N.
.24 HOUR FORECAST FRONT FROM 30N144W TO 22N156W.
.48 HOUR FORECAST FRONT FROM 30N144W TO 27N149W. SEE WINDS
ASSOCIATED WITH FRONT IN GALE WARNING ABOVE.

.TROUGH FROM 03N160E TO 01N168E NEARLY STATIONARY. SCATTERED
MODERATE TSTMS SW OF A LINE FROM 10N160E TO 00N172E.
.24 HOUR FORECAST TROUGH FROM 03N160E TO 00N166E.
.48 HOUR FORECAST TROUGH FROM 03N160E TO 01N167E.

.NE TO E WINDS 20 TO 25 KT FROM 06N TO 13N E OF 154W.
.24 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.

.HIGH JUST N OF AREA NEAR 31N169W 1020 MB MOVING E 30 KT. RIDGE
FROM HIGH TO 30N168W TO 26N162W TO 24N154W MOVING E 30 KT.
.24 HOUR FORECAST HIGH 30N153W 1016 MB.
.48 HOUR FORECAST HIGH MOVED FAR N OF AREA.

.RIDGE FROM 26N140W TO 23N149W NEARLY STATIONARY.

.RIDGE FROM 30N167E TO 21N160E MOVING E 25 KT.

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

.SEAS 8 TO 11 FT N OF 17N BETWEEN 180E AND 163E. SEAS 8 TO 10 FT N
OF 06N E OF 180E.
.24 HOUR FORECAST SEAS 8 TO 13 FT N OF A LINE FROM 27N180E TO
27N171E TO 22N160E. SEAS 8 TO 11 FT N OF A LINE FROM 29N140W TO
25N148W TO 25N166W TO 21N180E. SEAS 8 TO 10 FT FROM 05N TO 20N E OF
152W...AND FROM 05N TO 16N BETWEEN 152W AND 167W.
.48 HOUR FORECAST SEAS 11 TO 14 FT N OF 24N BETWEEN 154W AND 166W.
SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 28N140W TO 20N150W TO
20N173W TO 24N180E TO 24N172E TO 16N160E. SEAS 8 TO 9 FT FROM 07N TO
12N E OF 150W.

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

.ITCZ FROM 06N140W TO 05N165W TO 06N174E. ISOLATED MODERATE TSTMS
WITHIN 150 NM OF ITCZ.

$$
.FORECASTER HOUSTON. HONOLULU HI.






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