High Seas Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZPS40 PHFO 182315
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2330 UTC THU DEC 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

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

SYNOPSIS VALID 1800 UTC DEC 18 2014.
24 HOUR FORECAST VALID 1800 UTC DEC 19 2014.
48 HOUR FORECAST VALID 1800 UTC DEC 20 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 11S162W 1007 MB NEARLY STATIONARY. TROUGH FROM LOW TO 17S157W
TO 20S147W...CONTINUING AS A FRONT TO 25S141W. FRONT AND TROUGH
NEARLY STATIONARY. WINDS 20 TO 25 KT OVER FORECAST WATERS S OF
TROUGH E OF 147W...AND S OF 18S BETWEEN 168W AND 147W. SCATTERED
MODERATE TO STRONG TSTMS FROM 06S TO 12S BETWEEN 143W AND 162W.
ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 180 NM NE AND 60 NM S OF
TROUGH AND FRONT.
.24 HOUR FORECAST LOW 14S162W 1007 MB. TROUGH FROM 08S165E TO
14S179E TO 12S172W THROUGH LOW TO 18S149W...CONTINUING AS A FRONT TO
25S139W. E TO SE WINDS 20 TO 25 KT OVER FORECAST WATERS S OF TROUGH
E OF 179E.
.48 HOUR FORECAST LOW 16S161W 1006 MB. TROUGH FROM 06S165E TO
14S176E TO 13S170W THROUGH LOW TO 19S146W...CONTINUING AS A FRONT TO
25S135W. E TO SE WINDS 20 TO 25 KT OVER FORECAST WATERS S OF TROUGH
E OF 170W.

.LOW 08S172E 1008 MB MOVING SW SLOWLY. TROUGH FROM LOW TO 17S177E TO
13S168W MOVING W SLOWLY. ISOLATED MODERATE TSTMS FROM 06S TO 14S
BETWEEN 170E AND 179E...AND WITHIN 150 NM S OF TROUGH E OF 177E.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH MERGED WITH TROUGH
DESCRIBED ABOVE.

.TROUGH FROM 25S168E TO 20S166E MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH FROM 25S165E TO 19S165E.
.48 HOUR FORECAST TROUGH FROM 25S166E TO 19S169E.

.RIDGE FROM 25S135W TO 11S145W TO 06S163W NEARLY STATIONARY.

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

.SEAS 8 TO 10 FT E OF 137W...AND S OF 19S BETWEEN 137W AND 170W.
.24 HOUR FORECAST SEAS 8 TO 11 FT S OF A LINE FROM 20S150W TO
14S167W TO 20S178W. SEAS 8 TO 9 FT S OF 06S E OF 136W.
.48 HOUR FORECAST SEAS 8 TO 10 FT S OF A LINE FROM 25S136W TO
12S160W TO 15S175W TO 20S177E.

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

.ISOLATED MODERATE TSTMS FROM 07S TO 11S W OF 167E...AND WITHIN 90
NM OF A POINT 23S174E.

$$
.FORECASTER DWROE. HONOLULU HI.




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.