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 300500
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0530 UTC TUE SEP 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 30 2014.
24 HOUR FORECAST VALID 0000 UTC OCT 01 2014.
48 HOUR FORECAST VALID 0000 UTC OCT 02 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.DEVELOPING COLD FRONT APPROACHING FORECAST AREA FROM S.
.24 HOUR FORECAST FRONT FROM 25S131W TO 22S135W TO 20S138W.
.48 HOUR FORECAST FRONT FROM 25S125W TO 21S129W TO 17S134W. SEAS
BUILDING TO 8 TO 10 FT OVER FORECAST WATERS SW OF FRONT.

.COLD FRONT FROM 25S171W TO 22S174W TO 19S178W MOVING E 10 KT THENCE
A SHEAR LINE TO 13S171E TO 10S160E. WINDS 20 TO 25 KT S OF 22S
WITHIN 300 NM E OF FRONT. SEAS 8 TO 10 FT OVER FORECAST WATERS SW OF
FRONT. ISOLATED MODERATE TSTMS WITHIN 240 NM E OF FRONT AND WITHIN
120 NM NE OF SHEAR LINE.
.24 HOUR FORECAST FRONT FROM 25S168W TO 21S173W TO 18S177W. SHEAR
LINE DISSIPATED. WINDS DIMINISHED TO 20 KT OR LESS. SEAS 8 TO 9 FT
OVER FORECAST WATERS SW OF FRONT.
.48 HOUR FORECAST FRONT FROM 25S165W TO 21S172W TO 18S177W. SEAS
SUBSIDED TO 8 FT OR LOWER.

.TROUGH FROM 25S136W TO 21S140W. ISOLATED MODERATE TSTMS WITHIN 240
NM E OF TROUGH.
.24 HOUR FORECAST TROUGH MERGED WITH DEVELOPING COLD FRONT
DESCRIBED ABOVE.

.RIDGE DEVELOPING OVER FORECAST AREA.
.24 HOUR FORECAST RIDGE FROM 20S120W TO 15S131W.
.48 HOUR FORECAST RIDGE FROM 19S120W TO 14S127W.

.RIDGE FROM 25S158W TO 19S170W.
.24 HOUR FORECAST RIDGE FROM 25S156W TO 20S165W.
.48 HOUR FORECAST RIDGE FROM 25S153W TO 22S161W.

.WINDS 20 KT OR LESS REMAINDER FORECAST AREA.

.OTHERWISE SEAS 8 TO 12 FT SE OF A LINE FROM 00S130W TO 15S135W TO
25S145W.
.24 HOUR FORECAST SEAS 8 TO 11 FT E OF A LINE FROM 00S127W TO
25S135W.
.48 HOUR FORECAST SEAS 8 TO 9 FT OVER FORECAST WATERS E OF 124W.

.SEAS 8 FT OR LOWER REMAINDER FORECAST AREA.

.OTHERWISE ISOLATED MODERATE TSTMS OVER FORECAST WATERS N OF 09S W
OF 175E.

$$
.FORECASTER A BEDAL. HONOLULU HI.




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