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 202242
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC SUN APR 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

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

SYNOPSIS VALID 1800 UTC APR 20 2014.
24 HOUR FORECAST VALID 1800 UTC APR 21 2014.
48 HOUR FORECAST VALID 1800 UTC APR 22 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 04N164E 1008 MB MOVING W SLOWLY. TROUGH FROM 02N160E THROUGH
LOW TO 06N171E NEARLY STATIONARY. NE TO E WINDS 20 TO 25 KT FROM 07N
TO 10N BETWEEN 173E AND 164E. NUMEROUS MODERATE TO STRONG TSTMS
S OF 09N W OF 176E.
.24 HOUR FORECAST LOW DISSIPATED. TROUGH FROM 02N160E TO 02N165E. NE
TO E WINDS 20 TO 25 KT FROM 09N TO 13N W OF 170E.
.48 HOUR FORECAST TROUGH MOVED W OF AREA. NE TO E WINDS 20 TO 25 KT
FROM 10N TO 15N W OF 165E.

.COLD FRONT FROM 30N173E TO 25N167E TO 23N160E MOVING E 20 KT.
SCATTERED MODERATE TSTMS WITHIN 120 NM E OF FRONT N OF 27N. ISOLATED
MODERATE TSTMS WITHIN 60 NM OF FRONT ELSEWHERE N OF 23N.
.24 HOUR FORECAST FRONT FROM 30N180E TO 26N173E TO 23N160E.
.48 HOUR FORECAST DISSIPATING FRONT FROM 30N172W TO 27N180W TO
25N170E.

.NE TO E WINDS 20 TO 25 KT FROM 10N TO 25N BETWEEN 155W AND 169W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 09N TO 25N BETWEEN
144W AND 167W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 10N TO 23N E OF
161W.

.DISSIPATING STATIONARY FRONT FROM 30N147W TO 28N161W.
.24 HOUR FORECAST FRONT DISSIPATED.

.RIDGE FROM 30N168W TO 25N179E TO 21N162E MOVING NE 10 KT AND
ERODING FROM THE W.

.REMAINDER OF AREA WINDS 20 KT OR LESS.

.SEAS 8 TO 10 FT FROM 09N TO 22N BETWEEN 147W AND 173W. SEAS TO 9 FT
FROM 05N TO 13N BETWEEN 173W AND 170E.
.24 HOUR FORECAST SEAS 8 TO 10 FT N OF 26N W OF 178E...AND FROM 07N
TO 24N E OF 165W. SEAS TO 9 FT FROM 07N TO 14N W OF 177W...AND FROM
97N TO 20N BETWEEN 165W AND 177W.
.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 08N TO 24N E OF 168W...N OF
24N BETWEEN 168W AND 176E...AND FROM 10N TO 18N E OF 165E.

.REMAINDER OF SEAS 8 FT OR LESS.

.ITCZ FROM 06N140W TO 05N156W TO 06N166W TO 05N179W. SCATTERED
MODERATE TSTMS FROM 02N TO 08N E OF 144W...S OF 08N BETWEEN 171W AND
179W...AND FROM 05N TO 08N BETWEEN 165W AND 171W. ISOLATED MODERATE
TSTMS FROM 04N TO 07N BETWEEN 155W AND 158W.

$$

.FORECASTER BIRCHARD. HONOLULU HI.





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