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 201715
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC WED AUG 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC AUG 20 2014.
24 HOUR FORECAST VALID 1200 UTC AUG 21 2014.
48 HOUR FORECAST VALID 1200 UTC AUG 22 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 25S178E TO 20S170E TO 17S160E. S END OF FRONT MOVING NE
15 KT SLOWING TO NEARLY STATIONARY N END. WINDS 20 TO 25 KT WITHIN
120 NM E OF FRONT S OF 23S.
.24 HOUR FORECAST FRONT FROM 25S173W TO 20S176E TO 20S165E.
WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT FROM 25S162W TO 19S175W TO 17S175E TO
17S160E. E AND SE WINDS INCREASING TO 20 TO 30 KT BETWEEN 10S AND
 20S W OF 180W.

.FRONT FROM 25S138W TO 18S147W TO 14S165W THENCE SHEAR LINE TO
11S180W. FRONT MOVING E TO NEAR 10 KT. SHEAR LINE...NEARLY
STATIONARY AND DISSIPATING. SE WINDS 20 TO 25 KT WITHIN 120 NM S OF
FRONT AND SHEAR LINE E OF 170W. ISOLATED TSTMS ALONG FRONT S OF 22S.
.24 HOUR FORECAST FRONT 25S132W TO 20S140W TO 17S150W TO 15S160W.
SE WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT 25S126W TO 22S133W TO 21S141W TO 16S150W TO
16S160W.

.RIDGE 25S128W TO 20S140W MOVING E SLOWLY.

.RIDGE 25S174W TO 22S180W MOVING E 15 KT.

.36 HOUR FORECAST FRONT S OF FCST AREA 28S170W TO 26S177W TO
28S175E MOVING N 20 KT.
.48 HOUR FORECAST FRONT 25S168W TO 22S180W TO 25S168E. S WINDS 20 TO
30 KT S OF FRONT.

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

.SEAS 8 TO 12 FT S OF 20S BETWEEN 163W AND 130W...AND ALSO BETWEEN
10S AND 20S E OF 133W. SEAS 8 TO 9 FT ELSEWHERE S OF A LINE...
25S166W 13S170W 20S142W 25S133W...AND ALSO S OF 06S E OF 133W.
.24 HOUR FORECAST SEAS 8 TO 11 FT S OF 20S BETWEEN 140W AND 130W.
SEAS 8 TO 9 FT S OF 23S BETWEEN 167E AND 180W...ELSEWHERE S OF A
LINE...25S156W 18S150W 20S130W...AND ALSO S OF 04S E OF 130W.
.48 HOUR FORECAST SEAS 8 TO 10 FT S OF 22S BETWEEN 167E AND 165W.
SEAS 8 TO 9 FT E OF 130W.

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

.AREAS OF MODERATE TSTMS N OF 08S W OF 180W.

$$
.FORECASTER LAU. HONOLULU HI.









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