241  
FZPN40 PHFO 120305  
HSFNP  
 
HIGH SEAS FORECAST  
NATIONAL WEATHER SERVICE HONOLULU HI  
0500 UTC SUN JUL 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 JUL 12 2026.  
24 HOUR FORECAST VALID 0000 UTC JUL 13 2026.  
48 HOUR FORECAST VALID 0000 UTC JUL 14 2026.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.LOW 05N168W 1010 MB MOVING W SLOWLY. TROUGH 12N161W TO LOW TO  
05N174W 08N180W MOVING W 10 KT. ISOLATED MODERATE TSTMS FROM 13N  
TO 06N BETWEEN 158W AND 164W...AND FROM 08N TO 01N W OF 164W.  
.24 HOUR FORECAST LOW NEAR 06N171W 1009 MB. TROUGH 11N164W TO LOW  
TO 02N175W 06N180W.  
.48 HOUR FORECAST LOW NEAR 07N173W 1010 MB. TROUGH 11N165W TO LOW  
TO 07N174W 07N180W.  
 
.TROUGH 09N150W 04N154W MOVING W 10 KT. ISOLATED MODERATE TSTMS  
FROM 09N TO 02N BETWEEN 147W AND 158W.  
.24 HOUR FORECAST NEW LOW NEAR 07N154W 1010 MB. TROUGH 08N140W  
08N146W TO LOW TO 06N157W.  
.48 HOUR FORECAST LOW NEAR 07N155W 1010 MB. TROUGH 09N140W TO LOW  
TO 11N165W.  
 
.WINDS 20 TO 25 KT FROM 25N TO 10N BETWEEN 147W AND 165W.  
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 24N TO 15N BETWEEN 155W  
AND 160W.  
.48 HOUR FORECAST WINDS EASED TO 20 KT OR LESS.  
 
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.  
 
.SEAS 2.5 TO 3 M IN AREA BOUNDED BY 21N146W 15N147W 10N166W  
16N165W 21N146W.  
.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 17N TO 12N BETWEEN 150W AND  
170W.  
.48 HOUR FORECAST SEAS LOWERED TO 2.5 M OR LOWER.  
 
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.  
 
.ITCZ 07N140W 05N147W. ISOLATED MODERATE TSTMS WITHIN 150 NM OF  
ITCZ.  
 
.ISOLATED MODERATE TSTMS WITHIN 90 NM OF POINT 19N176W.  
 

 
 
.FORECASTER WROE. HONOLULU HI.  
 
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