1 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Phoenix, AZ wrote its last area forecast discussion before the first event at Jul 29, 3:10 PM MST, 3 hours 50 minutes earlier.
AZZ020>028-CAZ030>033-300545- SOUTHWEST ARIZONA/SOUTHEAST CALIFORNIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PHOENIX AZ 310 PM MST SUN JUL 29 2001 .SYNOPSIS... THE RIDGE OF HIGH PRESSURE OVER CENTRAL AND NORTHERN ARIZONA...MOVES SLOWLY TO THE EAST TONIGHT. A VERY MOIST MONSOON FLOW...IS ANCHORED OVER SOUTH CENTRAL AND SOUTHWEST ARIZONA. SLIGHTLY DRIER SOUTHWEST WINDS...PREVAIL OVER SOUTHEAST CALIFORNIA. TONIGHT THERE IS A CHANCE FOR BRIEF HEAVY RAINFALL...TO THE EAST AND SOUTHEAST OF PHOENIX. THE CHANCE FOR SHOWERS AND THUNDERSTORMS CONTINUE UNTIL MID WEEK...THEN A TROUGH OF LOW PRESSURE OVER CALIFORNIA...WILL BRING DRIER AIR INTO THE REGION BY THE END OF THE WEEK. .DISCUSSION... A WARY EYE TO THE FAR EAST THIS EVENING...WHERE HIGHLY ACTIVE DEEP CNVCTN APPEARS TO BE GETTING ORGANIZED...AND WITH LIGHT WINDS ALFT OVER SOUTH CENTRAL AND ERN AZ...WE CD SEE SLOW MOVG SHWRS AND TSTMS DVLPG. DUE TO THE HIGH PW OF 1.4 TO 1.8...AS SEEN ON GOES PW IMAGERY THIS AFTN...WE WILL NEED TO CLOSELY MONITOR THE CNVCTN TNGT. THEY WILL BE SLOW MOVERS WITH THE WEAK FLOW ALFT...SO WILL MENTION BRIEF HVY RNFALL PSBL IN THE SRN GILA AND PINAL COUNTY ZONES. MONDAY MORNG CLDS MAY POSE A PROBLEM WITH FCSTG THE AFTN HIGHS OVER SOUTH CENTRAL AZ...IT SLOWED US DOWN TDA BY ABOUT 3 TO 6 DEGREES. AND...THEN THERE IS THE CHC FOR PCPN MONDAY TO DEAL WITH AS WELL. FOLLOWING MONDAYS ACTIVITY...WILL BE THE MUCH ANTICIPATED E/WV WED AND THU. WILL GO WITH AVN AND BRING MOISTURE...ALA CHC POPS MAINLY IN THE CENTRAL AND ERN ZONES. THEN AS WE GO INTO THE END OF THE WEEK...WILL GO WITH A FLATTENED E/WV AND BRING SLIGHTLY DRIER FLOW WEST TO EAST ACRS THE RGN. RUNYAN
The Flagstaff radar (KFSX), 93 km away, was scanning. The volume nearest the first event began at 02:00 UTC.
1 flash flood. Local standard time, as filed.
Thunderstorms with very heavy rains caused a rock slide south of San Carlos, as well as a flash flood in the community of San Carlos between 1907 MST and 1915 MST. Pinal Creek in Miami was reported to be in flash flood at 2025 MST.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2001Every state in 2001This day in weather historyWarnings in Arizona, July 2001
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5257930.