920
FZPN40 PHFO 130258
HSFNP
HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
0500 UTC MON APR 13 2026
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 180W
SYNOPSIS VALID 0000 UTC APR 13 2026.
24 HOUR FORECAST VALID 0000 UTC APR 14 2026.
48 HOUR FORECAST VALID 0000 UTC APR 15 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.FRONT 30N152W 26N153W THENCE TROUGH 21N156W 19N158W 15N164W.
FRONT AND TROUGH NEARLY STATIONARY. SE TO S WINDS 20 TO 25 KT
WITHIN 120 NM E OF FRONT N OF 26N. ISOLATED MODERATE TSTMS WITHIN
120 NM OF TROUGH S OF 20N.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH. TROUGH 30N151W
25N154W 22N158W. WINDS DIMINISHED TO 20 KT OR LESS.
.48 HOUR FORECAST TROUGH DISSIPATED.
.TROUGH 22N166W 15N172W 10N179W NEARLY STATIONARY. SCATTERED
MODERATE TSTMS WITHIN 210 NM E OF TROUGH AND WITHIN 90 NM W OF
TROUGH.
.24 HOUR FORECAST TROUGH 30N162W 27N162W 19N165W 12N173W.
.48 HOUR FORECAST NEW FRONT 30N159W 25N160W THENCE TROUGH 21N164W
14N173W.
.WINDS 20 KT OR LESS OVER REMAINDER FORECAST AREA.
.SEAS 2.5 TO 3 M N OF LINE 30N160W 19N165W 17N173W 22N180W.
.24 HOUR FORECAST SEAS LOWERED TO 2.5 M OR LOWER.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 04N140W 06N154W 06N166W. SCATTERED MODERATE TSTMS FROM 09N
TO 03N BETWEEN 159W AND 146W.
.FORECASTER TROTTER. HONOLULU HI.
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