012  
WGUS85 KFGZ 210014  
FLSFGZ  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
514 PM MST THU AUG 20 2026  
 
AZC025-210230-  
/O.CON.KFGZ.FA.Y.0020.000000T0000Z-260821T0230Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
YAVAPAI AZ-  
514 PM MST THU AUG 20 2026  
   
..FLOOD ADVISORY REMAINS IN EFFECT UNTIL 730 PM MST THIS EVENING  
 
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES.  
 
* WHERE...DEWEY-HUMBOLDT IN YAVAPAI COUNTY IN WEST CENTRAL ARIZONA...  
 
* WHEN...UNTIL 730 PM MST.  
 
* IMPACTS...MINOR FLOODING IN CREEKS AND NORMALLY DRY WASHES IS  
IMMINENT OR OCCURRING. DANGEROUS FLOODING OVER LOW-WATER CROSSINGS.  
SOME LOW-WATER CROSSINGS MAY BECOME IMPASSABLE. PONDING OF WATER ON  
HIGHWAYS AND IN URBAN AREAS WILL CREATE HAZARDOUS TRAVEL  
CONDITIONS.  
 
* ADDITIONAL DETAILS...  
- AT 513 PM MST, DOPPLER RADAR INDICATED THAT THE HEAVY RAIN HAD  
ENDED OVER THE DEWEY-HUMBOLDT AREA. HOWEVER, MINOR FLOODING  
REMAINS A THREAT FROM EARLIER HEAVY RAIN DUE TO THUNDERSTORMS.  
MINOR FLOODING IS ONGOING OR EXPECTED TO BEGIN SHORTLY IN THE  
ADVISORY AREA. BETWEEN 1.5 AND 3 INCHES OF RAIN HAVE FALLEN.  
- THIS INCLUDES THE FOLLOWING CREEKS, WASHES AND RIVERS...  
BRUSHY WASH, LYNX CREEK, YARBER WASH, AGUA FRIA RIVER, CHAPARRAL  
GULCH AND BIG BUG CREEK.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
PRESCOTT VALLEY, DEWEY-HUMBOLDT AND MAYER.  
- THIS INCLUDES STATE ROUTE 69 BETWEEN MILE MARKERS 277 AND 283.  
- ADDITIONAL INFORMATION IS AVAILABLE AT WEATHER.GOV/FLAGSTAFF.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BE AWARE OF YOUR SURROUNDINGS AND DO NOT DRIVE ON FLOODED ROADS.  
 
LOW WATER CROSSINGS WILL BECOME DANGEROUS IN HEAVY RAIN. DO NOT  
ATTEMPT TO CROSS FLOODED ROADS. FIND AN ALTERNATE ROUTE.  
 
 
 
LAT...LON 3456 11221 3456 11232 3451 11232 3442 11220  
3443 11216 3450 11220  
 
 
 
HUMPHREYS  
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