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
793
FZPN40 PHFO 060231
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC SUN OCT 06 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL
OCTOBER 16 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN
DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND
GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY.
TO LEARN MORE PLEASE VISIT
HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP


SECURITE

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

SYNOPSIS VALID 0000 UTC OCT 06 2024.
24 HOUR FORECAST VALID 0000 UTC OCT 07 2024.
48 HOUR FORECAST VALID 0000 UTC OCT 08 2024.

.WARNINGS.




.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 06N162E TO 07N170E TO 06N176E TO 09N178W. MOVING
NW 10 KT. SCATTERED MODERATE TSTMS WITHIN 210 NM N OF TROUGH
W OF 170E.
.24 HOUR FORECAST TROUGH DISSIPATED AND MOVED W OF AREA.

.TROUGH FROM 25N179E TO 22N177E TO 20N176E MOVING NW 10 KT.
SCATTERED MODERATE TSTMS WITHIN 180 NM OF TROUGH N OF 20N
.24 HOUR FORECAST TROUGH FROM 20N173E TO 29N179E.
.48 HOUR FORECAST TROUGH FROM 20N170E TO 30N177E.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.SEAS 8 TO 12 FT N OF 25N W OF 170E.
.24 HOUR FORECAST SEAS SUBSIDING TO LESS THAN 8 FT.

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

.MONSOON TROUGH FROM 11N140W TO 12N143W TO 10N147W. ITCZ FROM
11N148W TO 10N157W TO 08N160W TO 08N1745W. SCATTERED MODERATE
TSTMS WITHIN 180 NM EITHER SIDE OF MONSOON TROUGH AND ITCZ.

.ISOLATED MODERATE TSTMS WITHIN 90 NM OF 28N178W.




$$

.FORECASTER PECHACEK. HONOLULU HI.