Heavy rain caused flooding in and around Tuba City. Damage in town was minor.
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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 episode as NWS FGZ wrote it up.
Heavy rain caused flooding in and around Tuba City. Damage in town was minor. Highway 264 was washed out just south of town.
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 Flagstaff, AZ wrote its last area forecast discussion before the first event at Sep 30, 9:15 AM MST, 5 hours 15 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 915 AM MST SUN SEP 30 2012 .SYNOPSIS...WARM DAYS AND DRY CONDITIONS ARE EXPECTED FOR THE REMAINDER OF THE WEEKEND AND INTO NEXT WEEK. NIGHTTIME TEMPERATURES WILL BE SEASONABLY COOL DUE TO THE DRY AIRMASS OVER ARIZONA. POCKETS OF NEAR FREEZING TEMPERATURES ARE LIKELY EACH MORNING IN THE HIGHER ELEVATIONS. && .DISCUSSION...DRY NORTHERLY FLOW ALOFT WILL BRING MOSTLY CLEAR SKIES TODAY ALONG WITH LIGHT NORTH TO NORTHEASTERLY BREEZES. LIGHT BREEZES OVERNIGHT TONIGHT WILL BRING SOMEWHAT MILDER TEMPERATURES TO HIGH ELEVATION PLATEAUS AND VALLEYS ABOVE 7000 FEET...BUT A FEW POCKETS OF NEAR FREEZING TEMPERATURES ARE LIKELY IN SHELTERED LOCATIONS. THE CURRENT FORECAST DEPICTS THESE SHORT TERM TRENDS AND NO UPDATES ARE PLANNED THIS MORNING. && .PREV DISCUSSION/320 AM MST/...NORTHERLY STREAMLINES WILL USHER IN LOWER PW VALUES TODAY AND MONDAY AS A RIDGE BUILDS TO OUR WEST. THIS RIDGE WILL ALSO MEAN WARMING MID-LEVEL TEMPERATURES...WHICH WILL STABILIZE THE AIRMASS. STREAMLINES WILL TRANSITION TO WESTERLY BY TUESDAY AND WEDNESDAY AND WILL REMAIN THAT WAY THROUGH THE END OF THE WEEK. RIDGING OVER SOUTHERN CALIFORNIA WILL MOVE TO SOUTHERN ARIZONA DURING THIS TIME PERIOD. THIS WILL KEEP US CLEAR AND WARM...WITH INCREASING SOUTHWESTERLY BREEZES AS THE WEEK GOES ON. TEMPERATURES WILL BE ABOVE NORMAL IN THE DAY...AND COOL AT NIGHT. POCKETS OF FREEZING TEMPERATURES WILL BE LIKELY OVER HIGHER TERRAIN DURING MUCH OF THIS FORECAST PERIOD. && .AVIATION...FOR THE 18Z PACKAGE...BUILDING HIGH PRESSURE WILL BRING VFR CONDITIONS AND GENERALLY LIGHT WINDS FOR THE NEXT 24 HOURS. AVIATION DISCUSSION NOT UPDATED FOR AMENDMENTS. && .FGZ WATCHES/WARNINGS/ADVISORIES...NONE. && PUBLIC.........ONTON/PETERSON AVIATION.......MCCOLLUM FOR NORTHERN ARIZONA WEATHER INFORMATION VISIT WEATHER.GOV/FLAGSTAFF
The Flagstaff radar (KFSX), 162 km away, was scanning. The volume nearest the first event began at 21:28 UTC.
1 heavy rain, 1 flash flood. Local standard time, as filed.
Thunderstorms with heavy rain caused minor flooding in much of Tuba City with damaged landscaping and washed out driveways.
Highway 264 was washed out by a flash flood at mile marker 323 just southeast of Tuba City.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2012Every state in 2012This day in weather historyWarnings in Arizona, September 2012
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: 413098, 413099.