654  
WGUS55 KFGZ 210447  
FFWFGZ  
AZC005-211045-  
/O.NEW.KFGZ.FF.W.0128.260821T0447Z-260821T1045Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
947 PM MST THU AUG 20 2026  
 
THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
THE PARIA RIVER IN...  
COCONINO COUNTY IN NORTH CENTRAL ARIZONA...  
 
* UNTIL 345 AM MST /445 AM MDT/.  
 
* AT 947 PM MST /1047 PM MDT/, DOPPLER RADAR INDICATED THUNDERSTORMS  
PRODUCING HEAVY RAIN OVER THE PARIA RIVER DRAINAGE AND OTHER  
DRAINAGES SOUTH TO NEAR MARBLE CANYON. BETWEEN 0.5 AND 1 INCH OF  
RAIN HAS FALLEN. ADDITIONAL RAINFALL AMOUNTS OF 0.25 TO 0.75 INCHES  
ARE POSSIBLE IN THE WARNED AREA. FLASH FLOODING IS ONGOING OR  
EXPECTED TO BEGIN SHORTLY.  
 
HAZARD...LIFE THREATENING FLASH FLOODING. THUNDERSTORMS PRODUCING  
FLASH FLOODING IN AND AROUND THE PARIA RIVER.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...LIFE THREATENING FLASH FLOODING OF AREAS IN AND AROUND THE  
PARIA RIVER.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
VERMILION CLIFFS NATIONAL MONUMENT AND LEES FERRY.  
 
THIS INCLUDES THE COLORADO RIVER BETWEEN RIVER MILES 0 AND 2.  
 
THIS INCLUDES THE FOLLOWING RECREATION AREAS AND CAMPGROUNDS...  
LEE'S FERRY CAMPGROUND, LEES FERRY CAMPGROUND, PARIA BEACH CAMP SITE  
AND LEES FERRY CAMP SITE.  
 
THIS INCLUDES THE FOLLOWING CREEKS, WASHES AND RIVERS...  
COLORADO RIVER, CATHEDRAL WASH AND PARIA RIVER.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
GET OUT OF THE PARIA RIVER SLOT CANYON! FLOOD WATERS WILL FLOW DOWN  
THE PARIA RIVER, REACHING THE CONFLUENCE WITH THE COLORADO RIVER AT  
LEES FERRY BEFORE MIDNIGHT MST.  
 
 
 
LAT...LON 3686 11157 3685 11159 3683 11166 3686 11178  
3693 11184 3697 11186 3700 11188 3700 11170  
3694 11166  
 
FLASH FLOOD...RADAR INDICATED  
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE  
 
 
 
JJ  
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