582  
WGUS65 KTWC 012256  
FFATWC  
 
FLOOD WATCH  
NATIONAL WEATHER SERVICE TUCSON AZ  
356 PM MST FRI SEP 1 2023  
 
AZZ501>506-514-515-020700-  
/O.CON.KTWC.FA.A.0002.000000T0000Z-230902T0700Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
WESTERN PIMA COUNTY-TOHONO O'ODHAM NATION-UPPER SANTA CRUZ RIVER  
VALLEY/ALTAR VALLEY-TUCSON METRO AREA-SOUTH CENTRAL PINAL COUNTY-  
SOUTHEAST PINAL COUNTY-CATALINA AND RINCON MOUNTAINS-BABOQUIVARI  
MOUNTAINS-  
INCLUDING THE CITIES OF NOGALES, GREEN VALLEY, TUCSON, KITT PEAK,  
MARANA, AJO, VAIL, MAMMOTH, MOUNT LEMMON, SELLS, ORGAN PIPE CACTUS  
N.M., PICACHO PEAK STATE PARK, ORACLE, AND SUMMERHAVEN  
356 PM MST FRI SEP 1 2023  
   
..FLOOD WATCH REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT
 
 
* WHAT...FLASH FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE  
POSSIBLE.  
 
* WHERE...A PORTION OF SOUTHEAST ARIZONA, INCLUDING THE FOLLOWING  
AREAS, BABOQUIVARI MOUNTAINS, CATALINA AND RINCON MOUNTAINS, SOUTH  
CENTRAL PINAL COUNTY, SOUTHEAST PINAL COUNTY, TOHONO O'ODHAM  
NATION, TUCSON METRO AREA, UPPER SANTA CRUZ RIVER VALLEY/ALTAR  
VALLEY AND WESTERN PIMA COUNTY.  
 
* WHEN...UNTIL MIDNIGHT MST TONIGHT.  
 
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,  
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.  
LOW-WATER CROSSINGS MAY BE FLOODED.  
 
* ADDITIONAL DETAILS...  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION  
SHOULD FLASH FLOOD WARNINGS BE ISSUED.  
 

 
 

 
 
AZZ507>509-511>513-020700-  
/O.CON.KTWC.FA.A.0002.000000T0000Z-230902T0700Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
UPPER SAN PEDRO RIVER VALLEY-EASTERN COCHISE COUNTY BELOW 5000 FEET-  
UPPER GILA RIVER VALLEY-GALIURO AND PINALENO MOUNTAINS-CHIRICAHUA  
MOUNTAINS-DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS-  
INCLUDING THE CITIES OF CLIFTON, MADERA CANYON, CHIRICAHUA NM,  
BISBEE, DOUGLAS, CANELO HILLS, SIERRA VISTA, WILLCOX, MOUNT GRAHAM,  
BENSON, AND SAFFORD  
356 PM MST FRI SEP 1 2023  
   
..FLOOD WATCH REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT
 
 
* WHAT...FLASH FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE  
POSSIBLE.  
 
* WHERE...A PORTION OF SOUTHEAST ARIZONA, INCLUDING THE FOLLOWING  
AREAS, CHIRICAHUA MOUNTAINS, DRAGOON AND MULE AND HUACHUCA AND  
SANTA RITA MOUNTAINS, EASTERN COCHISE COUNTY BELOW 5000 FEET,  
GALIURO AND PINALENO MOUNTAINS, UPPER GILA RIVER VALLEY AND UPPER  
SAN PEDRO RIVER VALLEY.  
 
* WHEN...UNTIL MIDNIGHT MST TONIGHT.  
 
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,  
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.  
LOW-WATER CROSSINGS MAY BE FLOODED.  
 
* ADDITIONAL DETAILS...  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION  
SHOULD FLASH FLOOD WARNINGS BE ISSUED.  
 

 
 

 
 
TGD  
 
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