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 061035
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC WED MAY 06 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAY 06 2015.
24 HOUR FORECAST VALID 0600 UTC MAY 07 2015.
48 HOUR FORECAST VALID 0600 UTC MAY 08 2015.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW W OF FORECAST AREA NEAR 05N158E 1004 MB...POSSIBLE DEVELOPING
TROPICAL CYCLONE...NEARLY STATIONARY. TROUGH FROM LOW TO 04N160E TO
01N169E NEARLY STATIONARY. ISOLATED MODERATE TSTMS S OF 08N W OF
170E.
.24 HOUR FORECAST LOW 05N160E 1002 MB...POSSIBLE DEVELOPING
TROPICAL CYCLONE. TROUGH FROM LOW TO 01N168E. WINDS 20 TO 25 KT FROM
02N TO 07N W OF 163E.
.48 HOUR FORECAST LOW 06N160E 998 MB...PROBABLE DEVELOPING TROPICAL
CYCLONE. TROUGH FROM LOW TO 04N169E. WINDS 20 TO 30 KT FROM 03N TO
09N W OF 163E. E WINDS 20 TO 25 KT FROM 09N TO 14N W OF 170E.

.FRONT FROM 30N168W TO 26N175W TO 25N175E MOVING E 10 KT N OF 28N...
AND NEARLY STATIONARY ELSEWHERE.
.24 HOUR FORECAST FRONT FROM 30N163W TO 25N168W TO 23N176W.
.48 HOUR FORECAST WEAK FRONT FROM 30N157W TO 25N172W.

.TROUGH FROM 07N178W TO 04N177E TO 01N174E NEARLY STATIONARY.
ISOLATED TO LOCALLY SCATTERED MODERATE TO STRONG TSTMS S OF 07N
BETWEEN 173E AND 175W.
.24 HOUR FORECAST TROUGH FROM 06N174E TO 01N172E.
.48 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 28N169E TO 26N160E MOVING S SLOWLY.

.RIDGE FROM 30N158W TO 27N167W NEARLY STATIONARY AND GRADUALLY
ERODING FROM THE W.

.NE TO E WINDS 20 TO 25 KT FROM 06N TO 18N E OF 158W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 16N E OF
174E...FROM 04N TO 08N BETWEEN 156W AND 170W...AND FROM 16N TO 18N E
OF 158W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT BOUNDED BY 22N158W TO
16N140W TO 11N140W TO 05N172W TO 20N171W TO 22N158W.

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

.SEAS 8 TO 10 FT E OF LINE FROM 18N156W TO 11N179E TO 09N180W TO
08N161W TO 04N157W.
.24 HOUR FORECAST SEAS 8 TO 10 FT FROM 04N TO 08N W OF 162E...AND
IN AREA BETWEEN LINE FROM 18N143W TO 16N160W TO 14N173E...AND LINE
FROM 14N143W TO 04N148W TO 04N163W TO 08N173E.
.48 HOUR FORECAST SEAS 12 TO 15 FT FROM 04N TO 08N W OF 162E. SEAS
SEAS 8 TO 12 FT ELSEWHERE S OF 12N W OF 165E. SEAS 8 TO 10 FT IN
AREA BETWEEN LINE FROM 17N140W TO 16N164W TO 17N165E...AND LINE FROM
10N140W TO 05N161W TO 05N175W TO 09N171E TO 13N165E.

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

.ISOLATED MODERATE TSTMS N OF 27N W OF 167E.

.ITCZ FROM 04N140W TO 04N155W TO 02N165W TO 01N173W. SCATTERED TO
LOCALLY ISOLATED MODERATE TO STRONG TSTMS FROM 02N TO 06N BETWEEN
143W AND 151W. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 150 NM N...
AND 90 NM S...OF ITCZ...AND FROM 06N TO 08N BETWEEN 165W AND 171W.

$$

.FORECASTER KINEL. HONOLULU HI.





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