445  
WGUS85 KTWC 291956  
FLSTWC  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE TUCSON AZ  
1256 PM MST TUE SEP 29 2026  
 
AZC019-300000-  
/O.NEW.KTWC.FA.Y.0194.260929T1956Z-260930T0000Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
PIMA AZ-  
1256 PM MST TUE SEP 29 2026  
   
..FLOOD ADVISORY IN EFFECT UNTIL 5 PM MST THIS AFTERNOON  
 
...REPLACES FLASH FLOOD WARNING...  
 
* WHAT...URBAN AREA AND SMALL STREAM FLOODING CAUSED BY EXCESSIVE  
RAINFALL IS EXPECTED.  
 
* WHERE...NORTHEASTERN PIMA COUNTY IN SOUTHEASTERN ARIZONA...  
 
* WHEN...UNTIL 500 PM MST.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS. SOME  
LOW-WATER CROSSINGS MAY BECOME IMPASSABLE. PONDING OF WATER IN  
URBAN OR OTHER AREAS IS OCCURRING OR IS IMMINENT.  
 
* ADDITIONAL DETAILS...  
- AT 1256 PM MST, DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED  
HEAVY RAIN DUE TO THUNDERSTORMS. THIS WILL CAUSE URBAN AND SMALL  
STREAM FLOODING. OVERFLOWING POOR DRAINAGE AREAS WILL CAUSE MINOR  
FLOODING IN THE ADVISORY AREA.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
TUCSON, DAVIS-MONTHAN AIR FORCE BASE, CASAS ADOBES, DREXEL  
HEIGHTS, FLOWING WELLS, SOUTH TUCSON, SAN XAVIER COMMUNITY,  
TUCSON MOUNTAIN PARK, TUCSON INTERNATIONAL AIRPORT, CATALINA  
FOOTHILLS, VALENCIA WEST, TUCSON ESTATES, SAGUARO NATIONAL PARK  
WEST AND RYAN AIRFIELD.  
- THIS INCLUDES THE FOLLOWING HIGHWAYS...  
INTERSTATE 19 BETWEEN MILE MARKERS 58 AND 63. ROUTE 86 BETWEEN  
MILE MARKERS 160 AND 171. ROUTE 77 BETWEEN MILE MARKERS 70 AND  
74. INTERSTATE 10 BETWEEN MILE MARKERS 249 AND 265.  
 
THIS INCLUDES THE FOLLOWING FLASH FLOOD PRONE LOCATIONS...  
SANTA CLARA AVE AT EL VADO WASH, 1ST AVE NORTH OF FORT LOWELL RD,  
STONE AVE AT MABEL ST, ALAMO WASH BETWEEN SPEEDWAY AND GRANT,  
CAMINO DE LA TIERRA AT THE RILLITO RIVER, CAMINO DE OESTE FROM  
SWEETWATER TO GATES PASS, IRONWOOD HILLS DR FROM SHANNON TO  
CAMINO DE OESTE, SNYDER RD FROM KOLB RD TO SABINO CANYON RD AND  
SUNSET RD WEST OF CAMINO DE OESTE.  
- 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 AWARE OF YOUR SURROUNDINGS AND DO NOT DRIVE ON FLOODED ROADS.  
 
PLEASE REPORT OBSERVED FLOODING TO LOCAL EMERGENCY SERVICES OR LAW  
ENFORCEMENT AND REQUEST THEY PASS THIS INFORMATION TO THE NATIONAL  
WEATHER SERVICE WHEN YOU CAN DO SO SAFELY.  
 
 
 
LAT...LON 3211 11097 3224 11078 3230 11080 3234 11106  
3230 11120 3213 11117 3213 11106  
 
 
 
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