138  
WUUS55 KFGZ 210008  
SVRFGZ  
AZC025-210045-  
/O.NEW.KFGZ.SV.W.0098.260821T0008Z-260821T0045Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
508 PM MST THU AUG 20 2026  
 
THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
YAVAPAI COUNTY IN WEST CENTRAL ARIZONA...  
 
* UNTIL 545 PM MST.  
 
* AT 508 PM MST, A SEVERE THUNDERSTORM WAS LOCATED OVER HORSE THIEF  
BASIN, OR 25 MILES SOUTHEAST OF PRESCOTT, MOVING SOUTH AT 5 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO  
ROOFS, SIDING, AND TREES.  
 
* LOCATIONS IMPACTED INCLUDE...  
HORSE THIEF BASIN, CROWN KING, CLEATOR AND CASTLE CREEK WILDERNESS.  
 
THIS INCLUDES THE FOLLOWING RECREATION AREAS AND CAMPGROUNDS...  
TURNEY GULCH GROUP CAMPGROUND AND HAZLETT HOLLOW CAMPGROUND.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE AND STAY AWAY FROM  
WINDOWS. THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS AND LARGE  
HAIL.  
 
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM AND MAY LEAD TO  
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.  
 

 
 
LAT...LON 3427 11235 3429 11224 3415 11215 3410 11235  
TIME...MOT...LOC 0008Z 348DEG 5KT 3422 11228  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
HUMPHREYS  
 
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