580  
WGUS55 KFGZ 220721  
FFWFGZ  
AZC001-221515-  
/O.NEW.KFGZ.FF.W.0195.261022T0721Z-261022T1515Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
1221 AM MST THU OCT 22 2026  
 
THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
APACHE COUNTY IN NORTHEASTERN ARIZONA...  
 
* UNTIL 915 AM MDT THURSDAY.  
 
* AT 121 AM MDT, A RIVER GAUGE ON CHINE CREEK WITHIN CANYON DE CHELLY  
NATIONAL MONUMENT REPORTED A RAPID RISE ABOVE FLOOD STAGE FROM  
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. FLASH  
FLOODING IS ALREADY OCCURRING.  
 
HAZARD...LIFE THREATENING FLASH FLOODING. THUNDERSTORMS PRODUCING  
FLASH FLOODING.  
 
SOURCE...RIVER GAUGE REPORTED.  
 
IMPACT...LIFE THREATENING FLASH FLOODING OF CHINE CREEK.  
 
* FOR CHINLE CREEK AT CHINLE:  
AT 1:00AM THE STAGE WAS 4.1 FEET.  
FLOOD STAGE IS 4.0 FEET.  
IMPACTS:  
AT 3.6 FEET: CHINLE CREEK BECOMES IMPASSABLE TO RECREATIONAL  
VEHICLES.  
AT 4.0 FEET: WATER BEGINS TO ENCROACH UPON STRUCTURES JUST UPSTREAM  
OF THE HIGHWAY 64 BRIDGE NEAR THE CANYON DE CHELLY WELCOME CENTER.  
AT 4.3 FEET: FLOODING TO HOMES AND RESIDENCES IN CHINLE ON LEFT  
BANK DOWNSTREAM FROM HIGHWAY 64 BRIDGE.  
 
SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
CHINLE, CANYON DE CHELLY NATIONAL MONUMENT AND MUMMY CAVE OVERLOOK.  
 
THIS INCLUDES THE FOLLOWING RECREATION AREAS AND CAMPGROUNDS...  
JUNCTION OVERLOOK, WHITE HOUSE OVERLOOK, ANTELOPE HOUSE OVERLOOK AND  
FACE ROCK OVERLOOK.  
 
THIS INCLUDES THE FOLLOWING CREEKS, WASHES AND RIVERS...  
CHINLE WASH, COYOTE WASH, MUERTO, CANYON DEL, SHEEP DIP CREEK,  
BLACK ROCK CANYON AND NAZLINI WASH.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE  
DANGERS OF FLOODING.  
 
STAY AWAY OR BE SWEPT AWAY! THE BANKS OF CREEKS AND WASHES ARE  
UNSTABLE AND UNSAFE DURING ANY FLOODING EVENT.  
 

 
 
LAT...LON 3626 10935 3618 10942 3616 10948 3616 10952  
3617 10955 3620 10957 3634 10959 3636 10961  
3620 10959 3615 10955 3615 10952 3610 10942  
3610 10934 3611 10929 3613 10930 3612 10938  
3614 10945 3616 10939 3622 10933  
 
FLASH FLOOD...RIVER GAUGE INDICATED  
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE  
 

 
 
HUMPHREYS  
 
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