High Seas Forecast
Issued by NWS

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000
FZPS40 PHFO 280335
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC FRI JUL 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E

SYNOPSIS VALID 0000 UTC JUL 28 2017.
24 HOUR FORECAST VALID 0000 UTC JUL 29 2017.
48 HOUR FORECAST VALID 0000 UTC JUL 30 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 22S120W 25S131W MOVING N 15 KT. WINDS 20 TO 30 KT
IN AREA S OF FRONT.
.24 HOUR FORECAST FRONT DISSIPATING AND MERGING WITH A
TROUGH 20S120W 15S125W. WINDS 20 TO 30 KT S OF 17S E
OF 134W.
.48 HOUR FORECAST TROUGH 23S120W 15S123W. WINDS 20 TO
30 KT S OF 21S E OF 124W.

.FRONT 25S149W 23S152W MOVING E 15 KT.
.24 HOUR FORECAST FRONT MOVED S OF AREA.

.48 HOUR FORECAST NEW TROUGH 23S165W 17S177W.

.CONVERGENCE ZONE...CZ...11S176E 04S160E NEARLY STATIONARY.
SCATTERED MODERATE TO STRONG TSTMS WITHIN 120 NM OF CZ.

.HIGH 24S169W 1021 MB MOVING SE 10 KT. RIDGE FROM HIGH TO
23S175W AND FROM HIGH TO 22S154W NEARLY STATIONARY.

.RIDGE 23S178E 21S165E NEARLY STATIONARY.

.SE WINDS 20 TO 25 KT W OF LINE 172E BETWEEN 08S AND 13S.
.24 HOUR FORECAST SE WINDS 20 TO 25 KT W OF LINE 06S160E 17S177W.
.48 HOUR FORECAST E WINDS 20 TO 25 KT FROM 10S TO 19S BETWEEN
167W TO 150W.

.SEAS 8 TO 13 FT S OF LINE 18S120W 25S139W. SEAS 8 TO 9 FT S OF 20S
BETWEEN 180W AND 167E AND W OF LINE 08S160E 10S178E 16S160E.
.24 HOUR FORECAST SEAS 12 TO 14 FT S OF 18 E OF 130W...SEAS 8 TO
12 FT ELSEWHERE SE OF LINE 16S120W 20S132W 25S136W. SEAS 8 TO 11 FT
SW OF LINE 25S179E 22S160E.
.48 HOUR FORECAST SEAS 12 TO 14 FT S OF 21S E OF 125W...SEAS 8 TO
12 FT ELSEWHERE SE OF LINE 12S120W 14S135W 25S140W. SEAS 8 TO 10 FT
S OF LINE 25S175W 11S180W 11S170E 25S168E. SEAS 8 TO 9 FT FROM 12S
TO 18S BETWEEN 157W AND 167W AND FROM 12S TO 18S W OF 165E.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.


$$

.FORECASTER BRENCHLEY. HONOLULU HI.



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