058  
FZPN40 PHFO 050306  
HSFNP  
 
HIGH SEAS FORECAST  
NATIONAL WEATHER SERVICE HONOLULU HI  
0500 UTC SAT SEP 05 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 SEP 05 2026.  
24 HOUR FORECAST VALID 0000 UTC SEP 06 2026.  
48 HOUR FORECAST VALID 0000 UTC SEP 07 2026.  
 
.WARNINGS.  
   
..HURRICANE WARNING  
 
.HURRICANE LOWELL NEAR 13.3N 161.4W 922 MB AT 0300 UTC SEP 05  
MOVING W OR 275 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 140 KT  
GUSTS 170 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE  
QUADRANT...110 NM SE QUADRANT...100 NM SW QUADRANT...AND 140 NM  
NW QUADRANT. SEAS 4 M OR GREATER WITHIN 300 NM NE  
QUADRANT...180 NM SE QUADRANT...210 NM SW QUADRANT...AND 270 NM  
NW QUADRANT WITH SEAS TO 10 M. WINDS 20 TO 30 KT ELSEWHERE FROM  
10N TO 18N BETWEEN 157W AND 164W. SEAS 2.5 TO 4 M ELSEWHERE FROM  
06N TO 24N BETWEEN 151W AND 169W. SCATTERED MODERATE TO STRONG  
TSTMS WITHIN 150 NM OF CENTER.  
.24 HOUR FORECAST HURRICANE LOWELL NEAR 13.8N 163.2W. MAXIMUM  
SUSTAINED WINDS 140 KT GUSTS 170 KT. TROPICAL STORM FORCE WINDS  
WITHIN 140 NM N SEMICIRCLE...110 NM SE QUADRANT AND 100 NM SW  
QUADRANT. SEAS 4 TO 10 M WITHIN 240 NM OF CENTER. WINDS 20 TO 30 KT  
ELSEWHERE FROM 10N TO 21N BETWEEN 160W AND 168W. SEAS 2.5 TO 4 M  
ELSEWHERE FROM 04N TO 24N BETWEEN 156W AND 175W.  
.48 HOUR FORECAST HURRICANE LOWELL NEAR 15.6N 164.1W. MAXIMUM  
SUSTAINED WINDS 135 KT GUSTS 165 KT. TROPICAL STORM FORCE WINDS  
WITHIN 130 NM NW AND SE QUADRANTS...140 NM NE QUADRANT AND 100  
NM SW QUADRANT. SEAS 4 TO 10 M WITHIN 240 NM OF CENTER. WINDS 20  
TO 30 KT ELSEWHERE FROM 08N TO 22N BETWEEN 160W AND 169W...AND  
FROM 05N TO 10N BETWEEN 160W AND 164W. SEAS 2.5 TO 4 M ELSEWHERE N  
OF 04N W OF 150W.  
 
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE  
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE  
AND INTENSITY.  
   
..HURRICANE WARNING  
 
.HURRICANE KARINA NEAR 20.7N 141.9W 982 MB AT 0300 UTC SEP 05  
MOVING W OR 280 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 70 KT GUSTS  
85 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM N SEMICIRCLE...90  
NM SE QUADRANT AND 80 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN  
240 NM NE AND SW QUADRANTS...300 NM NW QUADRANT AND 150 NM SE  
QUADRANT WITH SEAS TO 8 M. WINDS 20 TO 30 KT ELSEWHERE FROM 18N TO  
26N E OF 148W. SEAS 2.5 TO 4 M ELSEWHERE FROM 14N TO 28N E OF 153W.  
ISOLATED MODERATE TSTMS WITHIN 90 NM OF CENTER.  
.24 HOUR FORECAST TROPICAL STORM KARINA NEAR 21.9N 143.9W.  
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE  
WINDS WITHIN 120 NM NE QUADRANT...90 NM SE QUADRANT...70 NM SW  
QUADRANT...AND 110 NM NW QUADRANT. SEAS 4 TO 7 M WITHIN 180 NM OF  
CENTER. WINDS 20 TO 30 KT ELSEWHERE FROM 19N TO 27N BETWEEN 140W  
AND 148W. SEAS 2.5 TO 4 M ELSEWHERE FROM 15N TO 28N E OF 156W.  
.48 HOUR FORECAST TROPICAL STORM KARINA NEAR 23.2N 146.1W.  
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE  
WINDS WITHIN 110 NM NE QUADRANT...60 NM SE QUADRANT...40 NM SW  
QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 TO 7 M WITHIN 180 NM OF  
CENTER. WINDS 20 TO 30 KT ELSEWHERE FROM 21N TO 29N BETWEEN 141W  
AND 151W. SEAS 2.5 TO 4 M N OF 18N E OF 150W.  
 
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE  
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE  
AND INTENSITY.  
 
.SYNOPSIS AND FORECAST  
 
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.  
 
.SEAS 2.5 M OR LESS OVER REMAINDER OF FORECAST AREA.  
   
MONSOON TROUGH 10N140W 14N150W 15N154W  
AND 10N166W 09N170W  
10N180W. ISOLATED MODERATE TSTMS S OF MONSOON TROUGH W OF  
165W...AND WITHIN 450 NM SW OF MONSOON TROUGH E OF 156W.  
 
 
 
.FORECASTER TSAMOUS. HONOLULU HI.  
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