High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 221037
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC SUN JAN 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

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

SYNOPSIS VALID 0600 UTC JAN 22 2017.
24 HOUR FORECAST VALID 0600 UTC JAN 23 2017.
48 HOUR FORECAST VALID 0600 UTC JAN 24 2017.

.WARNINGS.

...GALE WARNING...
.COLD FRONT FROM 30N174E TO 24N168E TO 19N160E MOVING E 30 KT.
WINDS 30 TO 45 KT WITHIN 600 NM E OF COLD FRONT N OF 27N. WINDS 20
TO 30 KT ELSEWHERE N OF 25N BETWEEN 174W AND 165E. ISOLATED
MODERATE TSTMS WITHIN 180 NM E OF COLD FRONT N OF 28N.
.24 HOUR FORECAST FRONT FROM 30N172W TO 25N178E TO 22N166E. WINDS
20 TO 30 KT WITHIN 330 NM E OF FRONT N OF 28N. WINDS 20 TO 25 KT
WITHIN 120 NM N OF FRONT BETWEEN 179W AND 174E.
.48 HOUR FORECAST WEAKENING FRONT FROM 30N157W TO 28N164W TO
28N174W. WINDS DIMINISHED TO 20 KT OR LESS.

...GALE WARNING...
.FRONT FROM 23N140W TO 19N155W TO 18N180E MOVING SSE SLOWLY. WINDS
25 TO 35 KT N OF FRONT E OF 150W...AND FROM FRONT TO 27N BETWEEN
150W AND 174W. NE TO E WINDS 20 TO 30 KT WITHIN 270 NM N OF FRONT
W OF 174W...AND FROM FRONT TO A LINE FROM 17N145W TO 08N150W TO
06N180E.
.24 HOUR FORECAST FRONT FROM 19N140W TO 18N154W. NE TO E WINDS 25
TO 35 KT FROM FRONT TO 26N. NE TO E WINDS 20 TO 30 KT FROM FRONT
TO 06N...AND FROM 06N TO 25N BETWEEN 154W AND 172W.
.48 HOUR FORECAST FRONT DISSIPATED. NE TO E WINDS 20 TO 25 KT
FROM 06N TO 22N E OF 153W...AND FROM 08N TO 18N BETWEEN 153W AND
167W.

...GALE WARNING...
.24 HOUR FORECAST NEW COLD FRONT JUST W OF FORECAST AREA. S TO SE
WINDS 20 TO 30 KT N OF 27N W OF 162E.
.30 HOUR FORECAST COLD FRONT FROM 30N161E TO 26N160E. WINDS 25 TO
35 KT N OF 26N W OF 166E.
.48 HOUR FORECAST COLD FRONT FROM 30N169E TO 21N160E. S TO SW WINDS
25 TO 35 KT WITHIN 270 NM E OF COLD FRONT N OF 26N. W WINDS 20 TO
30 KT W OF COLD FRONT N OF 27N.

.SYNOPSIS AND FORECAST.

.NE TO E WINDS 20 TO 25 KT FROM 06N TO 18N BETWEEN 180E AND 170E...
AND FROM 05N TO 13N W OF 170E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 05N TO 16N W OF
179W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 16N W OF
170W.

.RIDGE FROM 30N155W TO 25N140W MOVING ESE 25 KT.

.RIDGE FROM 30N163W TO 22N170E MOVING ESE 25 KT.

.48 HOUR FORECAST NEW HIGH 30N144W 1030 MB.

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

.SEAS 12 TO 22 FT NW OF A LINE FROM 30N178E TO 28N173E TO 24N160E.
SEAS 12 TO 20 FT N OF 24N E OF 155W. SEAS 12 TO 15 FT WITHIN 240
NM OF A LINE FROM 25N155W TO 18N176W. SEAS 8 TO 13 FT ELSEWHERE N
OF 04N.
.24 HOUR FORECAST SEAS 12 TO 18 FT N OF A LINE FROM 30N175W TO
20N168E TO 30N163E. SEAS 11 TO 15 FT N OF 18N E OF 146W...AND FROM
FROM 16N TO 23N BETWEEN 146W AND 160W. SEAS 8 TO 12 FT ELSEWHERE N
OF 04N.
.48 HOUR FORECAST SEAS 12 TO 17 FT N OF A LINE FROM 30N159W TO
26N168W TO 26N177E. SEAS 8 TO 12 FT ELSEWHERE N OF 04N.

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

.SCATTERED MODERATE TO LOCALLY STRONG TSTMS FROM 02N TO 09N W OF
164W.

$$

.FORECASTER HOUSTON. HONOLULU HI.



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