107
FZPN40 PHFO 101509
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC FRI MAY 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1200 UTC MAY 10 2024.
24 HOUR FORECAST VALID 1200 UTC MAY 11 2024.
48 HOUR FORECAST VALID 1200 UTC MAY 12 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N155W 24N160W 20N160W MOVING S SLOWLY. WINDS
20 TO 30 KT WITHIN 90 NM OF TROUGH. SCATTERED MODERATE
TO LOCALLY STRONG TSTMS N OF 20N BETWEEN 165W AND 155W.
.24 HOUR FORECAST TROUGH 25N161W 19N160W. WINDS 20 TO 30
KT WITHIN 180 NM OF TROUGH.
.48 HOUR FORECAST TROUGH 20N154W 13N154W. WINDS 20 TO 25
KT N OF 20N BETWEEN 170W AND 150W.

.FRONT JUST WEST OF 30N160E MOVING E 15 KT.
.24 HOUR FORECAST WEAK FRONT 30N163E 28N160E.
.48 HOUR FORECAST WEAK FRONT 30N173E 27N170E 24N160E. WINDS
20 TO 25 KT W OF FRONT.

.WINDS 20 TO 25 KT N OF 05N BETWEEN 170E AND 170W...AND WINDS
20 TO 30 KT N OF 20N BETWEEN 170W AND 160W.
.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 10N BETWEEN 178E AND
170W...AND N OF 20N BETWEEN 170W AND 160W.
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 20N BETWEEN 170W AND
155W...AND FROM 10N TO 20N E OF 150W.

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

.SEAS 8 TO 12 FT N OF LINE 15N160E 20N180W 25N160W 30N155W.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF 20N BETWEEN 175E AND 160W.
.48 HOUR FORECAST SEAS 8 TO 10 FT N OF 20N BETWEEN 175W AND 160W.

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

.ITCZ 03N170E 05N175E 04N175W 07N165W 05N150W 08N140W.

.ISOLATED MODERATE TSMTS FROM 08N TO 05N W OF 165E. SCATTERED
MODERATE TO LOCALLY STRONG TSTMS WITHIN 210 NM OF ITCZ.

.ISOLATED MODERATE TSTMS FROM 05N TO 10N W OF 170E.


$$

.FORECASTER PECHACEK. HONOLULU HI.