High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 211645
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC TUE OCT 21 2014

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 OCT 21 2014.
24 HOUR FORECAST VALID 1200 UTC OCT 22 2014.
48 HOUR FORECAST VALID 1200 UTC OCT 23 2014.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM ANA NEAR 20.9N 165.9W AT 21/1500 UTC MOVING W 08
KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 80 NM NE...50 NM SE...25 NM SW...AND 70 NM NW
QUADRANTS. SEAS 12 FT OR HIGHER WITHIN 120 NM NE...90 NM SE...70 NM
SW...AND 110 NM NW QUADRANTS. WINDS 20 TO 33 KT AND SEAS 8 TO 12 FT
ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND 150 NM S SEMICIRCLE.
SCATTERED MODERATE TSTMS WITHIN 360 NM N QUADRANT...AND WITHIN 180
NM E QUADRANT.
.24 HOUR FORECAST TROPICAL STORM ANA NEAR 22.8N 168.7W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN
70 NM NE...40 NM SE...20 NM SW...AND 60 NM NW QUADRANTS. SEAS 12 FT
OR HIGHER WITHIN 110 NM NE...80 NM SE...60 NM SW...AND 100 NM NW
QUADRANTS. WINDS 20 TO 33 KT AND SEAS 8 TO 12 FT ELSEWHERE WITHIN
160 NM N SEMICIRCLE AND 130 NM S SEMICIRCLE.
.48 HOUR FORECAST TROPICAL STORM ANA NEAR 27.0N 169.0W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN
100 NM NE...60 NM SE...40 NM SW...AND 80 NM NW QUADRANTS. SEAS 12 FT
OR HIGHER WITHIN 130 NM NE...100 NM SE...80 NM SW...AND 120 NM NW
QUADRANTS. WINDS 20 TO 33 KT AND SEAS 8 TO 12 FT ELSEWHERE WITHIN
190 NM N SEMICIRCLE AND 160 NM S SEMICIRCLE.
.72 HOUR FORECAST TROPICAL STORM ANA NEAR 30.9N 166.7W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM ANA NEAR 34.6N 162.8W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST TROPICAL STORM ANA NEAR 39.0N 156.9W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT.

FORECAST WINDS NEAR TROPICAL CYCLONES SHOULD BE USED WITH CAUTION
DUE TO FORECAST UNCERTAINTY.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N169E TO 24N165E TO 21N160E MOVING E 15 KT. S TO SW
WINDS 20 TO 30 KT WITHIN 330 NM E OF FRONT N OF 25N. WINDS 20 TO 25
KT N OF 27N W OF 165E. ISOLATED TO LOCALLY SCATTERED MODERATE TO
STRONG TSTMS WITHIN 360 NM E AND SE OF FRONT.
.24 HOUR FORECAST FRONT FROM 30N176E TO 23N170E TO 20N160E. WINDS 20
TO 30 KT N OF LINE FROM 28N179E TO 27N170E TO 29N163E.
.48 HOUR FORECAST FRONT 30N179W TO 20N170E TO 19N160E. WINDS EASED
TO 20 KT OR LESS OVER FORECAST WATERS.

.DISSIPATING FRONT FROM 22N143W TO 22N157W TO 24N164W NEARLY
STATIONARY. E WINDS 20 TO 25 KT BETWEEN FRONT AND 26N W OF 155W.
.24 HOUR FORECAST FRONT DISSIPATED. WINDS EASED TO 20 KT OR LESS.

.TROUGH FROM 06N160E TO 05N169E NEARLY STATIONARY. ISOLATED MODERATE
TSTMS WITHIN 120 NM OF TROUGH.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 27N172W TO 18N175E TO 15N160E NEARLY STATIONARY.

.WINDS 20 KT OR LESS OVER REST OF FORECAST AREA.

.THE FOLLOWING ARE SEAS OTHER THAN THOSE ASSOCIATED WITH TROPICAL
STORM ANA.

.SEAS 12 TO 16 FT N OF 28N W OF 164E. SEAS 8 TO 12 FT ELSEWHERE N OF
25N W OF 171E. SEAS 8 TO 11 FT N OF 13N E OF 152W. SEAS 8 TO 10 FT
FROM 18N TO 27N BETWEEN 161W AND 171W.
.24 HOUR FORECAST SEAS 12 TO 17 FT N OF LINE FROM 29N173E TO 27N165E
TO 29N160E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE FROM 29N179E TO
25N176E TO 23N160E. SEAS 8 TO 9 FT FROM 15N TO 18N E OF 144W.
.48 HOUR FORECAST SEAS 8 TO 10 FT N OF LINE FROM 29N177W TO 27N178E
TO 19N160E.

.SEAS 8 FT OR LESS OVER REST OF FORECAST AREA.

.ISOLATED MODERATE TSTMS N OF 20N BETWEEN 172W AND 178W...FROM 11N
TO 14N BETWEEN 163W AND 173W...WITHIN 60 NM OF LINE FROM 13N159W TO
12N153W TO 12N147W TO 10N146W...AND FROM 03N TO 11N BETWEEN 170E AND
175E.

.ITCZ FROM 08N140W TO 06N155W TO 07N170W TO 06N175E. SCATTERED
MODERATE TO STRONG TSTMS FROM 04N TO 08N BETWEEN 158W AND 163W.
ISOLATED MODERATE TSTMS ELSEWHERE FROM 03N TO 09N BETWEEN 163W AND
175E...AND WITHIN 120 NM N...AND 60 NM S...OF ITCZ E OF 158W.

$$

.FORECASTER KINEL. HONOLULU HI





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