062  
NWUS55 KPSR 180207  
LSRPSR  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
707 PM MST WED SEP 17 2025  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
 
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
 
 
..REMARKS..  
 
0330 PM FLASH FLOOD 5 W CHIRIACO SUMMIT 33.66N 115.80W  
09/17/2025 RIVERSIDE CA PUBLIC  
 
VIDEO SHOWED FLOODING ALONG BOX CANYON ROAD  
LOW WATER CROSSING SOUTH OF THE I-10 EXIT.  
TIMING ESTIMATED FROM RADAR.  
 

 
 

 
 
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