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
000
FZPS40 PHFO 191715
HSFSP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1730 UTC SAT APR 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 APR 19 2014.
24 HOUR FORECAST VALID 1200 UTC APR 20 2014.
48 HOUR FORECAST VALID 1200 UTC APR 21 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 03S172E 1007 MB MOVING SW 10 KT. TROUGH FROM 05S160E TO LOW TO
10S180E NEARLY STATIONARY. SCATTERED MODERATE TSTMS N OF 06S BETWEEN
160E AND 167E. ISOLATED MODERATE TSTMS ELSEWHERE N OF 10S W OF 175W.
.24 HOUR FORECAST LOW 05S169E 1009 MB. TROUGH FROM 04S160E TO
04S165E TO LOW TO 08S173E TO 05S179E.
.48 HOUR FORECAST LOW 08S166E 1008 MB. TROUGH FROM 04S160E TO
04S162E TO LOW TO 11S170E.

.WEAKENING FRONT FROM 23S120W TO 22S121W NEARLY STATIONARY. SE TO
E WINDS 20 TO 25 KT FROM 20S TO 23S BETWEEN 132W AND 140W.
.24 HOUR FORECAST FRONT DISSIPATED. WINDS EASED TO 20 KT OR LESS.

.WEAKENING FRONT FROM 25S153W TO 19S156W TO 16S161W MOVING E SLOWLY.
ISOLATED MODERATE TSTMS WITHIN 90 NM OF FRONT S OF 18S...AND
ELSEWHERE FROM 13S TO 20S BETWEEN 137W AND 157W.
.24 HOUR FORECAST DISSIPATING FRONT FROM 25S152W TO 20S154W TO
15S155W.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 25S179E TO 21S175E NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 25S177W TO 24S179W NEARLY STATIONARY.

.RIDGE FROM 25S145W TO 16S157W NEARLY STATIONARY AND ERODING FROM
THE NORTH.

.OTHERWISE...WINDS 20 FT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 8 TO 9 FT FROM 20S TO 25S BETWEEN 132W AND 139W.
.24 HOUR FORECAST SEAS SUBSIDED TO 8 FT OR LESS.
.48 HOUR FORECAST SEAS 8 TO 10 FT S OF A LINE FROM 22S120W TO
20S125W TO 20S136W TO 23S141W.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ISOLATED MODERATE TSTMS FROM 10S TO 14S BETWEEN 170W AND
180W...FROM 03S TO 10S BETWEEN 158W AND 174W...N OF 03S BETWEEN 148W
AND 171W...AND N OF 03S E OF 130W.

$$

.HONOLULU HI.





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