944  
WWUS85 KPSR 042250  
SPSPSR  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
350 PM MST THU SEP 4 2025  
 
AZZ538-539-559-042330-  
SONORAN DESERT NATL MONUMENT AZ-GILA BEND AZ-TONOPAH DESERT AZ-  
350 PM MST THU SEP 4 2025  
 
...STRONG THUNDERSTORMS WILL IMPACT MARICOPA COUNTY THROUGH 430 PM  
MST...  
 
AT 349 PM MST, DOPPLER RADAR WAS TRACKING A CLUSTER OF STRONG  
THUNDERSTORMS 10 MILES EAST OF SENTINEL, OR 18 MILES WEST OF GILA  
BEND, MOVING NORTH AT 25 MPH.  
 
HAZARD...WIND GUSTS UP TO 50 MPH.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS.  
 
LOCATIONS IMPACTED INCLUDE...  
GILA BEND, SENTINEL, COTTON CENTER, AND PAINTED ROCK DAM.  
 
THIS INCLUDES THE FOLLOWING HIGHWAYS...  
AZ INTERSTATE 8 BETWEEN MILE MARKERS 81 AND 113.  
AZ ROUTE 85 BETWEEN MILE MARKERS 12 AND 23, AND BETWEEN MILE MARKERS  
133 AND 138.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM AND MAY LEAD TO  
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED  
ROADWAYS.  
 

 
 
LAT...LON 3254 11321 3279 11333 3303 11333 3328 11300  
3319 11260 3291 11278 3264 11283  
TIME...MOT...LOC 2249Z 168DEG 22KT 3292 11305  
 
MAX HAIL SIZE...0.00 IN  
MAX WIND GUST...50 MPH  
 

 
 
MS  
 
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