283  
FZPN40 PHFO 131440  
HSFNP  
 
HIGH SEAS FORECAST  
NATIONAL WEATHER SERVICE HONOLULU HI  
1700 UTC WED MAY 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 1200 UTC MAY 13 2026.  
24 HOUR FORECAST VALID 1200 UTC MAY 14 2026.  
48 HOUR FORECAST VALID 1200 UTC MAY 15 2026.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.TROUGH 07N145W 02N148W MOVING W 10 KT. SCATTERED MODERATE TSTMS  
FROM 08N TO 04N BETWEEN 148W AND 143W.  
.24 HOUR FORECAST TROUGH 06N162W 03N155W.  
.48 HOUR FORECAST TROUGH DISSIPATED.  
 
.48 HOUR FORECAST NEW TROUGH 27N156W 20N157W.  
 
.WINDS 20 TO 25 KT FROM 26N TO 10N.  
.24 HOUR FORECAST WINDS 20 TO 25 KT N OF 09N.  
.48 HOUR FORECAST WINDS 20 TO 25 KT N OF 12N.  
 
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.  
 
.SEAS 2.5 TO 3 M FROM 24N TO 08N.  
.24 HOUR FORECAST SEAS 2.5 TO 3 M IN AREA BOUNDED BY 25N140W  
10N140W 09N180W 30N180W 30N150W 25N140W.  
.48 HOUR FORECAST SEAS 2.5 TO 3 M N OF 10N.  
 
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.  
 
.ITCZ 02N151W 03N172W 02N180W. SCATTERED MODERATE TSTMS FROM 11N  
TO 03N W OF 152W.  
 
 
 
.FORECASTER FOSTER. HONOLULU HI.  
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