604  
WGHW50 PHFO 121716  
FFWHFO  
HIC003-121845-  
/O.NEW.PHFO.FF.W.0007.260312T1716Z-260312T1845Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE HONOLULU HI  
716 AM HST THU MAR 12 2026  
 
THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
THE ISLAND OF OAHU IN HONOLULU COUNTY  
 
* UNTIL 845 AM HST.  
 
* AT 716 AM HST, EMERGENCY MANAGEMENT REPORTED FLOODING NEAR  
RESIDENCES IN THE WAHIAWA AREA, AS WELL AS THE CLOSURE OF KAPAA  
QUARRY ROAD IN KAILUA DUE TO WATER FLOODING THE ROAD. AREAS OF  
HEAVY RAIN CONTINUE TO MOVE OVER THE ISLAND FROM THE SOUTHWEST  
WITH RAINFALL RATES UP TO 2 TO 3 INCHES PER HOUR. ADDITIONAL  
PERIODS OF HEAVY RAIN AND THUNDERSTORMS ARE EXPECTED THROUGHOUT  
THE DAY.  
 
HAZARD...FLASH FLOODING CAUSED BY HEAVY RAIN.  
 
SOURCE...EMERGENCY MANAGEMENT.  
 
IMPACT...FLOODING IN DRAINAGES, STREAMS, RIVERS, ROADS,  
PROPERTIES, AND OTHER LOW-LYING AREAS. PUBLIC ROAD  
CLOSURES POSSIBLE IN SOME AREAS. LANDSLIDES ARE  
POSSIBLE IN STEEP TERRAIN.  
 
* THIS WARNING INCLUDES THE ENTIRE ISLAND OF OAHU.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
STAY AWAY FROM STREAMS, RIVERS, DRAINAGE DITCHES, AND CULVERTS, EVEN  
IF THEY ARE CURRENTLY DRY.  
 
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF DRAINAGE  
DITCHES AND STREAMS, STREETS, HIGHWAYS, PROPERTIES, AND OTHER LOW  
LYING SPOTS.  
 
 
 
THIS WARNING MAY NEED TO BE EXTENDED BEYOND 845 AM HST IF FLOODING  
PERSISTS.  
 
THIS FLASH FLOOD WARNING REPLACES THE PREVIOUSLY ISSUED FLOOD  
ADVISORY THAT WAS IN EFFECT FOR THE ISLAND OF OAHU IN HONOLULU  
COUNTY.  
 
LAT...LON 2131 15764 2125 15769 2125 15772 2127 15773  
2124 15782 2130 15790 2129 15811 2148 15824  
2153 15825 2158 15829 2160 15813 2169 15805  
2173 15798 2155 15783 2147 15783 2143 15779  
2147 15779 2147 15772 2141 15773 2134 15769  
 
FLASH FLOOD...OBSERVED  
 
 
 
TS  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab HI Page
Main Text Page