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
FZPN40 PHFO 012245
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC MON JUN 01 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1800 UTC JUN 01 2015.
24 HOUR FORECAST VALID 1800 UTC JUN 02 2015.
48 HOUR FORECAST VALID 1800 UTC JUN 03 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 09N140W 1009 MB MOVING SW SLOWLY. MONSOON TROUGH FROM LOW TO
05N152W TO 06N164W. WINDS 20 TO 25 KT WITHIN 180 NM N QUADRANT OF
LOW. SCATTERED MODERATE TO LOCALLY STRONG TSTMS WITHIN 180 NM NW
SEMICIRCLE OF LOW...WITHIN 240 NM S OF TROUGH E OF 154W...WITHIN 60
NM OF TROUGH BETWEEN 153W AND 157W...AND S OF 02N BETWEEN 153W AND
161W.
.24 HOUR FORECAST LOW 08N142W 1009 MB. WINDS 20 TO 25 KT WITHIN 240
NM NW SEMICIRCLE OF LOW.
.48 HOUR FORECAST LOW 08N147W 1010 MB. WINDS DIMINISHED TO 20 KT OR
LESS.

.DISSIPATING FRONT FROM 24N140W TO 20N148W NEARLY STATIONARY.
.24 HOUR FORECAST FRONT DISSIPATED. TROUGH FROM 22N149W TO 19N151W.
.48 HOUR FORECAST TROUGH FROM 24N145W TO 18N153W.

.TROUGH FROM 14N174W TO 06N179W TO 06N168E MOVING W SLOWLY AND
ERODING FROM THE E. SCATTERED MODERATE TSTMS WITHIN 120 NM OF TROUGH
S OF 08N.
.24 HOUR FORECAST NEW LOW 04N164E 1008 MB. TROUGH FROM 07N179E TO
06N170E TO LOW TO 03N160E.
.48 HOUR FORECAST LOW MOVED W OF AREA. TROUGH FROM 09N168E TO
08N160E.

.TROUGH FROM 04N164E TO 06N160E NEARLY STATIONARY. ISOLATED MODERATE
TSTMS WITHIN 180 NM S OF TROUGH.
.24 HOUR FORECAST TROUGH MERGED WITH NEW LOW DESCRIBED ABOVE.

.TROUGH FROM 27N166W TO 21N168W MOVING W SLOWLY. ISOLATED MODERATE
TSTMS WITHIN 240 NM SE OF TROUGH.
.24 HOUR FORECAST TROUGH FROM 26N168W TO 21N169W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.HIGH 27N163E 1019 MB NEARLY STATIONARY. RIDGE FROM 30N176W TO
27N173E TO HIGH TO 26N160E.
.24 HOUR FORECAST HIGH 26N162E 1017 MB.
.48 HOUR FORECAST HIGH 27N164E 1018 MB.

.OTHERWISE WINDS 20 KT OR LESS OVER REMAINDER OF AREA.

.48 HOUR FORECAST SEAS 8 TO 9 FT FROM 09N TO 13N BETWEEN 143W AND
151W.

.OTHERWISE SEAS 8 FT OR LESS OVER REMAINDER OF AREA.

$$

.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.