912  
WGUS55 KSLC 221836  
FFWSLC  
UTC025-053-222045-  
/O.EXT.KSLC.FF.W.0064.000000T0000Z-240822T2045Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
1236 PM MDT THU AUG 22 2024  
 
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS EXTENDED THE  
 
* FLASH FLOOD WARNING FOR...  
WEST CENTRAL KANE COUNTY IN SOUTHERN UTAH...  
EAST CENTRAL WASHINGTON COUNTY IN SOUTHWESTERN UTAH...  
 
* UNTIL 245 PM MDT.  
 
* AT 1236 PM MDT, PARK RANGER REPORTED FLOODING AND DOPPLER RADAR  
INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS ZION NATIONAL  
PARK. BETWEEN 0.5 AND 1.5 INCHES OF RAIN HAS FALLEN. FLASH  
FLOODING IS ONGOING.  
 
HAZARD...LIFE THREATENING FLASH FLOODING. THUNDERSTORMS  
PRODUCING FLASH FLOODING.  
 
SOURCE...RADAR AND PARK RANGER OBSERVED.  
 
IMPACT...LIFE THREATENING FLASH FLOODING OF CREEKS AND STREAMS,  
ROADWAYS, TYPICALLY DRY WASHES, AND SLOT CANYONS.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
ZION NATIONAL PARK, INCLUDING PORTIONS OF THE NORTH FORK AND EAST  
FORK OF THE VIRGIN RIVER AND ASSOCIATED NEARBY TRIBUTARIES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE  
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED  
ROADS. FIND AN ALTERNATE ROUTE.  
 
REMAIN ALERT FOR FLOODING EVEN IN LOCATIONS NOT RECEIVING RAIN. DRY  
WASHES, STREAMS, AND RIVERS CAN BECOME RAGING KILLER CURRENTS IN A  
MATTER OF MINUTES, EVEN FROM DISTANT RAINFALL.  
 
FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE  
YOU ARE RELATIVE TO STREAMS, RIVERS, OR CREEKS WHICH CAN BECOME  
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR  
CREEKS.  
 
 
 
LAT...LON 3714 11308 3721 11317 3740 11306 3742 11298  
3743 11285 3737 11279 3716 11278 3710 11283  
3710 11293  
 
FLASH FLOOD...RADAR INDICATED  
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE  
 
 
 
STW  
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