A thunderstorm produced one inch diameter hail in Kachina Village.
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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.
A thunderstorm produced one inch diameter hail in Kachina Village.
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 Aug 27, 9:55 AM MST, 2 hours 51 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 955 AM MST TUE AUG 27 2013 .SYNOPSIS...DEEP MONSOON MOISTURE WILL REMAIN OVER ARIZONA THROUGH THE WEEKEND. SHOWERS AND THUNDERSTORMS ARE EXPECTED EACH DAY WITH STRONGER STORMS PRODUCING HEAVY RAIN AND FLASH FLOODING CONCERNS. A FLASH FLOOD WATCH HAS BEEN ISSUED TODAY FOR YAVAPAI AND WESTERN COCONINO COUNTY. && .DISCUSSION...A WET MONSOON WEATHER PATTERN WILL CONTINUE THROUGH THE UPCOMING LABOR DAY WEEKEND. EXPECT SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS EACH DAY. THE MAIN THREATS THIS WEEK WILL BE FROM LOCALIZED FLASH FLOODING IN HEAVY RAIN SHOWERS AND LIGHTNING. A FLASH FLOOD WATCH HAS BEEN ISSUED TODAY FROM 11AM TO 11PM MST OVER YAVAPAI AND WESTERN COCONINO COUNTIES. DEEP MOISTURE WILL REMAIN ENTRENCHED ACROSS NORTHERN ARIZONA FOR THE NEXT SEVEN DAYS. FORECAST MODELS ARE PICKING UP AN INVERTED TROUGH EMBEDDED IN THE EASTERLY FLOW OVER CENTRAL MEXICO. THIS TROUGH WILL PUSH NORTHWESTWARD UP THE GULF OF CALIFORNIA THROUGH THE WEEK...CAUSING A STRONG SUBTROPICAL MOISTURE SURGE INTO ARIZONA STARING ON THURSDAY. THIS ADDITIONAL MOISTURE WILL LIKELY INCREASE OUR CHANCES FOR RAIN FROM FRIDAY THROUGH LABOR DAY. WE WILL LIKELY BE INCREASING OUR CHANCES FOR RAIN FOR THE UPCOMING WEEKEND IN THE AFTERNOON FORECAST PRODUCTS. THE SHORT TERM MORNING FORECAST GRIDS LOOK GOOD...NO UPDATES. && .AVIATION...FOR THE 18Z PACKAGE...LIGHT TO MODERATE RAINFALL REMAINS IN PLACE ALONG WESTERN YAVAPAI AND COCONINO COUNTIES. WITH DAYTIME HEATING...EXPECT RAINSHOWER AND THUNDERSTORM ACTIVITY TO INCREASE AFTER 18Z. THESE STORMS WILL BE MOST NUMEROUS ALONG AND WEST OF A KPGA-KFLG-KPAN LINE. EXPECT PREDOMINANTLY MVFR CONDITIONS WITH ISOLD IFR/LIFR WITHIN HEAVIER SHOWER ACTIVITY. AVIATION DISCUSSION NOT UPDATED FOR AMENDMENTS. && .FGZ WATCHES/WARNINGS/ADVISORIES...FLASH FLOOD WATCH TODAY 11 AM MST TIL 11 PM MST FOR YAVAPAI AND WESTERN COCONINO COUNTIES...AZ ZONES 004>008-015-037-038. && PUBLIC.........BOHLIN AVIATION.......RICKEY FOR NORTHERN ARIZONA WEATHER INFORMATION VISIT WEATHER.GOV/FLAGSTAFF
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 550 AM MST TUE AUG 27 2013 AZZ004>018-037>040-280700- WESTERN MOGOLLON RIM-GRAND CANYON COUNTRY-YAVAPAI COUNTY MOUNTAINS- YAVAPAI COUNTY VALLEYS AND BASINS-OAK CREEK AND SYCAMORE CANYONS- MARBLE AND GLEN CANYONS-KAIBAB PLATEAU-COCONINO PLATEAU- NORTHEAST PLATEAU AND MESAS HWY 264 NORTHWARD- NORTHEAST PLATEAU AND MESAS SOUTH OF HWY 264- CHINLE VALLEY-CHUSKA MOUNTAINS AND DEFIANCE PLATEAU- BLACK MESA AREA-LITTLE COLORADO RIVER VALLEY IN COCONINO COUNTY- LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY- LITTLE COLORADO RIVER VALLEY IN APACHE COUNTY- EASTERN MOGOLLON RIM-WHITE MOUNTAINS-NORTHERN GILA COUNTY- 550 AM MST TUE AUG 27 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...NORTHERN GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA. .DAY ONE...TODAY A VERY MOIST AND UNSTABLE AIRMASS ACROSS WESTERN ARIZONA SHOULD PRODUCE THUNDERSTORMS CAPABLE OF DROPPING VERY HEAVY RAINFALL. A FLASH FLOOD WATCH IS IN EFFECT TODAY 11 AM MST TIL 11 PM MST FOR AREAS BASICALLY WEST OF A LINE FROM PAGE TO BLACK CANYON CITY. SEE PHXFFAFGZ FOR ADDITIONAL DETAILS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH SUNDAY SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED WEDNESDAY...SOME WITH HEAVY RAINFALL. MONSOON MOISTURE CONTENT SHOULD INCREASE STARTING THURSDAY AND REMAIN ACROSS THE AREA THROUGH AT LEAST SUNDAY. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The Flagstaff radar (KFSX), 74 km away, was scanning. The volume nearest the first event began at 19:46 UTC.
1 hail. Local standard time, as filed.
One inch diameter hail was reported in Kachina Village.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2013Every state in 2013This day in weather historyWarnings in Arizona, August 2013
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: 474472.