981  
WGUS85 KTWC 220137  
FLSTWC  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE TUCSON AZ  
637 PM MST FRI AUG 21 2026  
 
AZC019-220430-  
/O.NEW.KTWC.FA.Y.0089.260822T0137Z-260822T0430Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
PIMA AZ-  
637 PM MST FRI AUG 21 2026  
   
..FLOOD ADVISORY IN EFFECT UNTIL 930 PM MST THIS EVENING  
 
* WHAT...SMALL STREAM FLOODING CAUSED BY EXCESSIVE RAINFALL IS  
EXPECTED.  
 
* WHERE...NORTH CENTRAL PIMA COUNTY IN SOUTHEASTERN ARIZONA...  
 
* WHEN...UNTIL 930 PM MST.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.  
 
* ADDITIONAL DETAILS...  
- AT 637 PM MST, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO  
THUNDERSTORMS. THIS WILL CAUSE SMALL STREAM FLOODING. BETWEEN 1  
AND 2 INCHES OF RAIN HAVE FALLEN.  
- THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...  
SAN SIMON WASH, ANEGAM WASH, HICKIWAN WASH, SIKORT CHUAPO WASH,  
TENMILE WASH AND GU ACHI WASH.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
HICKIWAN, SAN SIMON, VAYA CHIN AND SAN SIMON WEST.  
- THIS INCLUDES ROUTE 86 BETWEEN MILE MARKERS 66 AND 82.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE  
DANGERS OF FLOODING.  
 
 
 
LAT...LON 3216 11230 3222 11220 3235 11213 3245 11224  
3247 11248 3245 11257 3237 11266 3221 11256  
3216 11250  
 
 
 
AWH  
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