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TAO performance continues to improve after fourth service cruise. Read more...

NWS Forecast

FZPN40 PHFO 211045
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC OCT 21 2014.
24 HOUR FORECAST VALID 0600 UTC OCT 22 2014.
48 HOUR FORECAST VALID 0600 UTC OCT 23 2014.

.WARNINGS.

TROPICAL STORM WARNING

.TROPICAL STORM ANA NEAR 21.0N 164.7W AT 21/0900 UTC MOVING NW 07
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 240 NM E SEMICIRCLE.
.24 HOUR FORECAST TROPICAL STORM ANA NEAR 22.8N 166.9W. 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 26.2N 168.0W. 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 29.9N 166.9W. 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 33.2N 163.3W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM ANA NEAR 37.2N 156.7W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT.

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

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N167E TO 25N165E TO 21N160E MOVING E 15 KT. S TO SW
WINDS 20 TO 30 KT WITHIN 240 NM E OF FRONT N OF 24N. WINDS 20 TO 25
KT N OF 27N W OF 164E. ISOLATED TO LOCALLY SCATTERED MODERATE TO
STRONG TSTMS WITHIN 270 NM E AND SE OF FRONT.
.24 HOUR FORECAST FRONT FROM 30N174E TO 23N169E TO 20N160E. WINDS 20
TO 30 KT N OF LINE FROM 29N178E TO 25N173E TO 28N162E.
.48 HOUR FORECAST FRONT 30N179E TO 20N170E TO 19N160E. WINDS EASED
TO 20 KT OR LESS OVER FORECAST WATERS.

.DISSIPATING FRONT FROM 22N142W TO 22N155W TO 24N163W NEARLY
STATIONARY. E WINDS 20 TO 25 KT BETWEEN FRONT AND 26N W OF 154W.
.24 HOUR FORECAST FRONT DISSIPATED. WINDS EASED TO 20 KT OR LESS.

.TROUGH FROM 08N160E TO 06N164E TO 05N169E NEARLY STATIONARY.
ISOLATED MODERATE TSTMS FROM 05N TO 13N BETWEEN 164E AND 170E...AND
S OF 05N W OF 164E.
.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 8 TO 12 FT N OF 25N W OF 170E
AND N OF LINE FROM 14N140W TO
13N150W TO 23N158W TO 18N165W TO 19N170W...EXCEPT SEAS 8 FT OR LESS
N OF 27N BETWEEN 154W AND 170W.
.24 HOUR FORECAST SEAS 12 TO 17 FT N OF LINE FROM 29N171E TO 27N165E
TO 30N160E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE FROM 29N178E TO
25N174E TO 27N168E TO 23N160E. SEAS 8 TO 9 FT FROM 13N TO 25N E OF
145W.
.48 HOUR FORECAST SEAS 8 TO 12 FT N OF LINE FROM 29N178W TO 27N179E
TO 25N170E TO 19N160E.

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

ISOLATED MODERATE TSTMS N OF 24N BETWEEN 172W AND 177W
AND FROM
11N TO 14N BETWEEN 161W AND 170W.

.ITCZ FROM 08N140W TO 06N155W TO 07N170W TO 06N175E. ISOLATED
MODERATE TSTMS FROM 03N TO 09N BETWEEN 150W AND 175E...AND WITHIN
120 NM N OF ITCZ E OF 150W.



.FORECASTER KINEL. HONOLULU HI