860  
WGUS55 KFGZ 132351  
FFWFGZ  
AZC005-017-140600-  
/O.NEW.KFGZ.FF.W.0068.230913T2351Z-230914T0600Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
451 PM MST WED SEP 13 2023  
 
THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
CHEVELON CREEK AND BLACK CANYON CREEK IN  
COCONINO COUNTY AND NAVAJO COUNTY IN NORTH CENTRAL ARIZONA...  
 
* UNTIL 1100 PM MST WEDNESDAY.  
 
* AT 443 PM MST, VERY HEAVY RAIN FELL THIS AFTERNOON IN THE BLACK  
CANYON AND CHEVELON CANYON DRAINAGES FROM JUST NORTH OF HEBER AND  
ARIPINE WESTWARD. RUNOFF FROM THESE STORMS WILL FLOW NORTH ALONG  
CHEVELON CREEK TO NEAR THE CONFLUENCE WITH THE LITTLE COLORADO  
RIVER THROUGH THE EVENING. BETWEEN 1 AND 2.5 INCHES OF RAIN HAVE  
FALLEN, WITH LOCALIZED AMOUNTS OF 3 TO 5 INCHES. FLASH FLOODING IS  
ONGOING OR EXPECTED TO BEGIN SHORTLY.  
 
HAZARD...LIFE-THREATENING FLASH FLOODING. THUNDERSTORMS  
PRODUCING FLASH FLOODING.  
 
SOURCE...RADAR.  
 
IMPACT...LIFE-THREATENING FLASH FLOODING OF LOW-WATER  
CROSSINGS, CREEKS, NORMALLY DRY WASHES AND ROADS.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
HEBER-OVERGAARD AND CHEVELON CROSSING CAMPGROUND.  
 
THIS INCLUDES THE FOLLOWING HIGHWAYS...  
STATE ROUTE 377 BETWEEN MILE MARKERS 0 AND 8.  
STATE ROUTE 277 BETWEEN MILE MARKERS 311 AND 317.  
 
THIS INCLUDES THE FOLLOWING CREEKS, WASHES AND RIVERS...  
CHEVELON CANYON, BLACK CANYON, DAY WASH, WEST CHEVELON CANYON,  
PHOENIX PARK WASH, POTATO WASH.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
GET OUT OF WASHES AND CREEKS IF YOU ARE CAMPING OR HIKING! FLOODING  
IS OCCURRING OR IMMINENT AND WILL INUNDATE AREA DRAINAGES.  
 

 
 
LAT...LON 3467 11089 3471 11078 3477 11068 3483 11061  
3491 11056 3491 11050 3482 11051 3479 11057  
3464 11056 3454 11035 3442 11040 3452 11071  
 
FLASH FLOOD...RADAR INDICATED  
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE  
 

 
 
JJ  
 
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