A thunderstorm produced heavy rain over the Yarnell area.
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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 heavy rain over the Yarnell area.
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 Jul 9, 10:00 AM MST, 4 hours 45 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 1000 AM MST WED JUL 9 2014 .SYNOPSIS... A MOIST AND UNSTABLE AIR MASS WILL REMAIN ACROSS NORTHERN ARIZONA THROUGH THURSDAY...BRINGING DAILY SHOWERS AND THUNDERSTORMS. FOR FRIDAY AND SATURDAY...DRIER AIR WILL PUSH INTO THE REGION REDUCING THE CHANCES FOR SHOWERS AND THUNDERSTORMS A BIT WHILE INCREASING HIGH TEMPERATURES BY A FEW DEGREES. && .DISCUSSION...CLOUD COVER DECREASED OVER THE PAST FEW HOURS WHICH SHOULD ALLOW CONVECTION TO BEGIN DEVELOPING OVER THE HIGHER ELEVATIONS OF THE MOGOLLON RIM...WHITE MTNS AND NE ARIZONA OVER THE NEXT FEW HOURS. OVERALL...INSTABILITY IS A BIT LOWER THAN YESTERDAY...THOUGH STILL EXPECT A FEW STORMS WITH HEAVY RAIN AND SMALL HAIL. FOR AREAS SOUTH OF THE MOGOLLON RIM INCLUDING YAVAPAI AND NORTHERN GILA COUNTIES...EXPECT CONVECTION TO BE SLOWER TO DEVELOP DUE TO MORNING CLOUDS...PROBABLY MID TO LATE AFTERNOON. FORECASTS ARE IN GOOD SHAPE THIS MORNING...NO MAJOR UPDATES ANTICIPATED. .PREV DISCUSSION...(418 AM MST)... EXTENSIVE CLOUD COVER...LEFT OVER FROM YESTERDAYS CONVECTIVE ACTIVITY...REMAINS IN PLACE ACROSS NORTHERN ARIZONA THIS MORNING. THIS WILL REDUCE HEATING DURING THE MORNING HOURS AND SHOULD DELAY CONVECTIVE INITIATION BY AN HOUR OR TWO. WITH THAT SAID...PRECIPITABLE WATER REMAINS ELEVATED AND ANOTHER ROUND OF SCATTERED TO NUMEROUS THUNDERSTORMS CAPABLE OF PRODUCING HEAVY RAIN AND SMALL HAIL ARE IN THE FORECAST. EXPECT SIMILAR CONDITIONS ON THURSDAY. FRIDAY AND SATURDAY...A DRIER AND MORE STABLE AIR MASS WILL PUSH INTO NORTHERN ARIZONA FROM THE NORTHWEST. THIS WILL CAUSE A NOTICEABLE DECREASE IN CONVECTIVE ACTIVITY...WITH THE BEST CHANCES FOR SHOWERS AND THUNDERSTORMS OVER HIGHER TERRAIN. IN ADDITION...THE DRIER AIR MASS WILL ALLOW DAYTIME TEMPERATURES TO WARM BY A FEW DEGREES. SUNDAY ONWARD...LONG TERM MODELS PREDICT ANOTHER UPTICK IN MOISTURE BEGINNING SUNDAY. THIS WILL LEAD TO INCREASED CHANCES FOR SHOWERS AND THUNDERSTORMS EACH DAY THROUGH AT LEAST EARLY NEXT WEEK. && .AVIATION...FOR THE 18Z PACKAGE...SCT-NMRS -SHRA/-TSRA WILL DEVELOP OVER HIGHER TERRAIN AREAS FROM 18Z ON WITH ISOLD +TSRA AND MVFR TO EVEN IFR VSBY. LOWER ELEVATIONS OF YAVAPAI/GILA COUNTIES LIKELY WILL BE MUCH QUIETER THAN YESTERDAY. CONVECTIVE ACTIVITY IS EXPECTED TO DIMINISH BETWEEN 03-06Z. && .FIRE WEATHER...AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS NORTHERN ARIZONA TODAY AND THURSDAY AS A MOIST AND UNSTABLE AIR MASS PERSISTS ACROSS THE AREA. FRIDAY THROUGH SUNDAY...A TROUGH NEAR THE WEST COAST WILL ALLOW SLIGHTLY DRIER AIR OVER THE AREA ON FRIDAY THROUGH THE WEEKEND. A DECREASE IN THUNDERSTORM COVERAGE IS EXPECTED...MOST NOTABLE ACROSS NORTHWEST ARIZONA. && .FGZ WATCHES/WARNINGS/ADVISORIES...NONE. && PUBLIC.........JJ/RR AVIATION.......AT FIRE WEATHER...DB FOR NORTHERN ARIZONA WEATHER INFORMATION VISIT WEATHER.GOV/FLAGSTAFF
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 457 AM MST WED JUL 9 2014 AZZ004>018-037>040-100715- KAIBAB PLATEAU-MARBLE AND GLEN CANYONS-GRAND CANYON COUNTRY- COCONINO PLATEAU-YAVAPAI COUNTY MOUNTAINS- NORTHEAST PLATEAUS AND MESAS HWY 264 NORTHWARD-CHINLE VALLEY- CHUSKA MOUNTAINS AND DEFIANCE PLATEAU- LITTLE COLORADO RIVER VALLEY IN COCONINO COUNTY- LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY- LITTLE COLORADO RIVER VALLEY IN APACHE COUNTY- WESTERN MOGOLLON RIM-EASTERN MOGOLLON RIM-WHITE MOUNTAINS- NORTHERN GILA COUNTY-YAVAPAI COUNTY VALLEYS AND BASINS- OAK CREEK AND SYCAMORE CANYONS-BLACK MESA AREA- NORTHEAST PLATEAUS AND MESAS SOUTH OF HWY 264- 457 AM MST WED JUL 9 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO... NORTHERN GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA. .DAY ONE...TODAY AND TONIGHT A MOIST AND UNSTABLE AIR MASS WILL REMAIN IN PLACE ACROSS NORTHERN ARIZONA TODAY. SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL DEVELOP BY LATE MORNING OVER HIGHER TERRAIN AND WILL MOVE INTO LOWER ELEVATIONS THIS AFTERNOON AND EVENING. STEERING WINDS ALOFT WILL GUIDE MOST STORMS TOWARD THE NORTH TODAY. THE PRIMARY THREAT FROM THESE STORMS WILL BE SMALL HAIL AND PERIODS OF LOCALLY HEAVY RAINFALL. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY EXPECT DAILY SHOWERS AND THUNDERSTORMS FOR MUCH OF THE WEEK...WITH PERIODS OF LOCALLY HEAVY RAINFALL POSSIBLE. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1037 AM MST WED JUL 09 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0435 PM FLASH FLOOD 2 NE FLAGSTAFF 35.21N 111.59W
07/08/2014 COCONINO AZ NEWSPAPER
30 HOMES FLOODED IN EAST FLAGSTAFF. STREETS FLOODED AND
IMPASSABLE DUE TO HEAVY RAIN AND ACCUMULATION OF HAIL.
&&
EVENT NUMBER FGZ1400048
MLThe national radar mosaic for the moment the first event began.
1 heavy rain. Local standard time, as filed.
A thunderstorm produced heavy rain (0.90) over Yarnell and the Yarnell Hill Fire scar. This caused flowing water in washes and over low water crossings. The water stayed below the bridges in town.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2014Every state in 2014This day in weather historyWarnings in Arizona, July 2014
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: 536858.