480
FZPN40 PHFO 202130
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
2300 UTC THU JUN 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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
JULY 29 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 1800 UTC JUN 20 2024.
24 HOUR FORECAST VALID 1800 UTC JUN 21 2024.
48 HOUR FORECAST VALID 1800 UTC JUN 22 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N179W 27N175E NEARLY STATIONARY AND DISSIPATING.
.24 HOUR FORECAST TROUGH DISSIPATED.

.NE TO E WINDS 20 TO 25 KT FROM 06N TO 18N BETWEEN 175E AND
148W... AND 18N TO 22N BETWEEN 160W AND 148W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 06N TO 18N
BETWEEN 175W AND 155W... AND FROM 18N TO 22N BETWEEN 170W AND
155W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT N OF 11N BETWEEN 170W
AND 155W... AND N OF 16N BETWEEN 155W AND 147W.

.REMAINDER OF AREA WINDS 20 KT OR LESS.

.SEAS 8 TO 10 FT FROM 05N TO 17N BETWEEN 173W AND 145W.
.24 HOUR FORECAST SEAS 8 TO 10 FT FROM 05N TO 17N BETWEEN 175W
AND 150W.
.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 06N TO 17N BETWEEN 179W
AND 156W.

.REMAINDER OF AREA SEAS 8 FT OR LESS.

.ITCZ 06N140W 03N170W 04N170E 03N160E. SCATTERED MODERATE TO
LOCALLY STRONG TSTMS WITHIN 120 NM OF ITCZ BETWEEN 177E AND 170W.
ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 180 NM OF ITCZ.

.ISOLATED MODERATE TSTMS 07N TO 18N BETWEEN 165E AND 176E.

$$

.FORECASTER SHIGESATO. HONOLULU HI.