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 180515
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC THU SEP 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SEP 18 2014.
24 HOUR FORECAST VALID 0000 UTC SEP 19 2014.
48 HOUR FORECAST VALID 0000 UTC SEP 20 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S129W TO 21S135W MOVING E 10 KT.
.24 HOUR FORECAST WEAKENING FRONT FROM 25S122W TO 23S129W.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 21S135W TO 17S144W TO 12S151W MOVING W 10 KT.
.24 HOUR FORECAST TROUGH FROM 22S138W TO 15S158W TO 06S165W.
.48 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED BELOW.

.TROUGH FROM 25S163W TO 21S164W TO 17S168W MOVING E 10 KT.
.24 HOUR FORECAST TROUGH FROM 25S156W TO 18S159W.
.48 HOUR FORECAST TROUGH FROM 25S150W TO 20S152W TO 08S169W.

.TROUGH FROM 10S170E TO 04S160E MOVING W 15 KT. SCATTERED MODERATE
TO STRONG TSTMS W OF TROUGH. ISOLATED MODERATE TSTMS WITHIN 120 NM
NE OF TROUGH BETWEEN 160E AND 165E.
.24 HOUR FORECAST TROUGH MOVED W OF AREA.

.TROUGH FROM 25S169E TO 19S167E TO 14S160E MOVING E 15 KT.
.24 HOUR FORECAST TROUGH FROM 25S175E TO 19S171E TO 15S165E.
.48 HOUR FORECAST TROUGH FROM 25S179W TO 19S175E TO 15S167E.

.RIDGE FROM 24S120W TO 19S135W MOVING ESE 15 KT AND ERODING FROM THE
W.

.RIDGE FROM 25S164E TO 23S160E MOVING E 15 KT.

.WINDS 20 KT OR LESS OVER ENTIRE AREA.

.SEAS 8 FT OR LESS OVER ENTIRE AREA.

.SCATTERED MODERATE TSTMS FROM 02S TO 11S BETWEEN 172E AND 178W.
ISOLATED TSTMS FROM 13S TO 15S BETWEEN 175W AND 179W.

$$

.FORECASTER BRAVENDER. HONOLULU HI.





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