425  
WHHW40 PHFO 091336  
CFWHFO  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE HONOLULU HI  
336 AM HST TUE SEP 9 2025  
 
...HIGH SURF WARNING FOR EAST FACING SHORES OF THE BIG ISLAND  
MAUI MOLOKAI OAHU AND KAUAI...  
 
.TROPICAL CYCLONE KIKO WILL BRING A RAPID RISE IN SURF ALONG EAST  
FACING SHORES. THE SURF IS EXPECTED TO HAVE PEAKED ON THE BIG  
ISLAND AND MAUI COUNTY OVER THE EARLY MORNING HOURS, AND WILL  
PEAK ON OAHU AND KAUAI LATER TODAY. SURF HEIGHTS ARE EXPECTED TO  
PEAK AT HIGH SURF WARNING LEVELS.  
 
HIZ017-037-038-047-048-052>054-100245-  
/O.CON.PHFO.SU.W.0008.000000T0000Z-250910T0400Z/  
MAUI WINDWARD WEST-MOLOKAI WINDWARD-MOLOKAI SOUTHEAST-  
WINDWARD HALEAKALA-KIPAHULU-BIG ISLAND SOUTHEAST-BIG ISLAND EAST-  
BIG ISLAND NORTH-  
336 AM HST TUE SEP 9 2025  
 
...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM HST THIS  
EVENING...  
 
* WHAT...DANGEROUSLY LARGE BREAKING WAVES OF 10 TO 15 FEET.  
 
* WHERE...EAST FACING SHORES OF MOLOKAI, MAUI, AND BIG ISLAND.  
 
* WHEN...UNTIL 6 PM HST TODAY.  
 
* IMPACTS...HIGH. EXPECT VERY STRONG BREAKING WAVES AND POWERFUL  
CURRENTS. WAVES BREAKING IN CHANNEL ENTRANCES MAY MAKE  
NAVIGATING THE CHANNELS DANGEROUS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
STAY AWAY FROM THE SHORELINE ALONG THE AFFECTED COASTS. BE  
PREPARED FOR ROAD CLOSURES. POSTPONE ENTERING OR LEAVING CHANNELS  
AFFECTED BY THE HIGH SURF UNTIL THE SURF SUBSIDES.  
 
TUESDAY  
 
 
 
HIZ009-030>032-035-100245-  
/O.CON.PHFO.SU.W.0008.250909T1600Z-250910T0400Z/  
OLOMANA-KAUAI EAST-KAUAI SOUTH-EAST HONOLULU-KOOLAU WINDWARD-  
336 AM HST TUE SEP 9 2025  
 
...HIGH SURF WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO  
6 PM HST THIS EVENING...  
 
* WHAT...DANGEROUSLY LARGE BREAKING WAVES OF 10 TO 15 FEET.  
 
* WHERE...EAST FACING SHORES OF KAUAI, AND OAHU.  
 
* WHEN...FROM 6 AM TO 6 PM HST TODAY.  
 
* IMPACTS...HIGH. EXPECT VERY STRONG BREAKING WAVES AND POWERFUL  
CURRENTS. WAVES BREAKING IN CHANNEL ENTRANCES MAY MAKE  
NAVIGATING THE CHANNELS DANGEROUS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
STAY AWAY FROM THE SHORELINE ALONG THE AFFECTED COASTS. BE  
PREPARED FOR ROAD CLOSURES. POSTPONE ENTERING OR LEAVING CHANNELS  
AFFECTED BY THE HIGH SURF UNTIL THE SURF SUBSIDES.  
 
 
 
 
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