219  
WWUS85 KPSR 190023  
SPSPSR  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
523 PM PDT THU SEP 18 2025  
 
CAZ564-568-190100-  
CHUCKWALLA MOUNTAINS CA-CHIRIACO SUMMIT CA-  
523 PM PDT THU SEP 18 2025  
 
...A STRONG THUNDERSTORM WILL IMPACT NORTH CENTRAL IMPERIAL AND  
RIVERSIDE COUNTIES THROUGH 600 PM PDT...  
 
AT 523 PM PDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 9  
MILES NORTHEAST OF BOMBAY BEACH, OR 15 MILES SOUTH OF CHIRIACO  
SUMMIT, MOVING NORTH AT 20 MPH.  
 
HAZARD...WIND GUSTS UP TO 40 MPH AND PEA SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS. MINOR DAMAGE TO OUTDOOR OBJECTS IS  
POSSIBLE.  
 
LOCATIONS IMPACTED INCLUDE...  
IMPERIAL HOT MINERAL SPRINGS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 

 
 
LAT...LON 3335 11554 3339 11571 3363 11566 3358 11536  
TIME...MOT...LOC 0023Z 197DEG 19KT 3345 11563  
 
MAX HAIL SIZE...0.25 IN  
MAX WIND GUST...40 MPH  
 

 
 
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