871  
FZPN03 KNHC 061538  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1630 UTC SAT SEP 6 2025  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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.  
 
SECURITE  
 
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE  
EQUATOR E OF 120W  
 
SYNOPSIS VALID 1200 UTC SAT SEP 6.  
24 HOUR FORECAST VALID 1200 UTC SUN SEP 7.  
48 HOUR FORECAST VALID 1200 UTC MON SEP 8.  
 
.WARNINGS.  
   
..TROPICAL STORM WARNING  
 
.HURRICANE KIKO W OF AREA NEAR 15.5N 140.5W 946 MB AT 1500 UTC  
SEP 06 MOVING WNW OR 290 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS  
115 KT GUSTS 140 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM W  
SEMICIRCLE...60 NM NE QUADRANT AND 70 NM SE QUADRANT. SEAS 4 M OR  
GREATER WITHIN 90 NM N SEMICIRCLE...105 NM SE QUADRANT AND 75 NM  
SW QUADRANT WITH SEAS TO 9.5 M. ELSEWHERE OVER FORECAST WATERS  
WITHIN 17N138W TO 18N138W TO 19N140W TO 14N140W TO 13N139W TO  
14N138W TO 17N138W WINDS 20 TO 33 KT. SEAS 5.0 TO 9.5 M.  
REMAINDER OF AREA WITHIN 18N135W TO 20N140W TO 15N138W TO 14N140W  
TO 11N139W TO 12N136W TO 18N135W WINDS 20 KT OR LESS. SEAS 2.5  
TO 5.0 M IN MIXED SWELL.  
.24 HOUR FORECAST HURRICANE KIKO W OF AREA NEAR 16.5N 142.9W.  
MAXIMUM SUSTAINED WINDS 115 KT GUSTS 140 KT. LITTLE CHANGE.  
TROPICAL STORM FORCE WINDS AND SEAS 4 M OR GREATER. ELSEWHERE  
OVER FORECAST WATERS WITHIN 19N138W TO 20N140W TO 16N140W TO  
17N139W TO 17N138W TO 19N138W WINDS 20 KT OR LESS. SEAS 2.5 TO  
3.0 M IN MIXED SWELL.  
.48 HOUR FORECAST HURRICANE KIKO NEAR 18.5N 146.9W. MAXIMUM  
SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS  
WITHIN 70 NM NE QUADRANT...50 NM SE QUADRANT...40 NM SW  
QUADRANT...AND 60 NM NW QUADRANT. OVER FORECAST WATERS CONDITIONS  
IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
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.  
 
.30 HOUR FORECAST WITHIN 10N116W TO 09N119W TO 08N119W TO  
06N118W TO 08N116W TO 10N116W WINDS 20 KT OR LESS. SEAS 2.5 TO  
3.0 M IN S TO SW SWELL.  
.48 HOUR FORECAST WITHIN 09N119W TO 10N119W TO 10N121W TO  
09N124W TO 08N124W TO 08N121W TO 09N119W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN SE TO S SWELL.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 1500 UTC SAT SEP 6...  
   
HURCN KIKO  
NUMEROUS MODERATE FROM 12N TO 17N AND W OF 137W.  
   
TRPCL WAVE ALONG 108W  
SCATTERED MODERATE FROM 07N TO 16N  
BETWEEN 106W AND 114W.  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH  
 
MONSOON TROUGH FROM 08N78W TO 15N109W TO 15N133W. SCATTERED  
MODERATE WITHIN 200 NM ON EITHER SIDE OF THE BOUNDARY.  
 
 
.FORECASTER ERA. NATIONAL HURRICANE CENTER.  
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