973  
WGUS55 KTWC 010110  
FFWTWC  
AZC019-021-010400-  
/O.NEW.KTWC.FF.W.0032.250801T0110Z-250801T0400Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE TUCSON AZ  
610 PM MST THU JUL 31 2025  
 
THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
NORTH CENTRAL PIMA COUNTY IN SOUTHEASTERN ARIZONA...  
SOUTHWESTERN PINAL COUNTY IN SOUTHEASTERN ARIZONA...  
 
* UNTIL 900 PM MST.  
 
* AT 610 PM MST, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING  
BETWEEN 1 AND 2 INCHES OF HEAVY RAIN ACROSS THE NORTHERN PORTIONS  
OF THE TOHONO O'ODHAM NATION. BETWEEN 1 AND 2 INCHES OF RAIN HAVE  
FALLEN. FLASH FLOODING IS ONGOING OR EXPECTED TO BEGIN SHORTLY,  
ESPECIALLY ALONG THE DRAINAGES THAT DRAIN INTO SIL NAKYA WASH AND  
SANTA ROSA WASH. PORTIONS OF ROUTE 15 NORTH OF SANTA ROSA MAY BE  
IMPACTED.  
 
HAZARD...LIFE THREATENING FLASH FLOODING. THUNDERSTORMS  
PRODUCING FLASH FLOODING.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...LIFE THREATENING FLASH FLOODING OF CREEKS AND STREAMS,  
URBAN AREAS, HIGHWAYS, STREETS AND UNDERPASSES.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
SANTA ROSA, ANEGAM, NORTH KOMELIK, PALO VERDE STAND, AK CHIN, SIL  
NAKYA, JACK RABBIT AND SAN LUIS.  
 
THIS INCLUDES THE FOLLOWING FLASH FLOOD PRONE LOCATIONS...  
SIL NAKYA WASH AT ROUTE 34.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
 
 
LAT...LON 3251 11200 3262 11195 3264 11180 3236 11172  
3230 11169 3216 11171 3210 11168 3213 11187  
3229 11209  
 
FLASH FLOOD...RADAR INDICATED  
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE  
 
 
 
CWR  
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