Strong thunderstorms produced hail, heavy rain, and gusty winds over the Eastern Mogollon Rim and White Mountains on the 4th of July.
Every event with a place to put it. 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 episode as NWS FGZ wrote it up.
Strong thunderstorms produced hail, heavy rain, and gusty winds over the Eastern Mogollon Rim and White Mountains on the 4th of July.
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 4, 3:00 PM MST, 45 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 300 PM MST THU JUL 4 2013 .SYNOPSIS...HIGH PRESSURE WILL MEANDER OVER THE SOUTHWEST UNITED STATES THROUGH THE COMING WEEK. AS A RESULT...MONSOON MOISTURE WILL REMAIN OVER PORTIONS OF ARIZONA WITH THE THREAT FOR MAINLY ISOLATED STORMS AND SHOWERS CONTINUING EACH DAY. && .DISCUSSION...A GULF OF CALIFORNIA MOISTURE SURGE PUSHED ACROSS CENTRAL ARIZONA AND OVER THE MOGOLLON RIM DURING THE EARLY AFTERNOON HOURS. AS A RESULT...AMPLE MOISTURE WILL REMAIN OVER NORTHERN ARIZONA FOR THE THREAT OF ISOLATED THUNDERSTORMS AND SHOWERS INTO THE EVENING HOURS. FOR FRIDAY...MONSOON MOISTURE WILL CONTINUE TO BRING ISOLATED THUNDERSTORMS AND SHOWERS. THE AREA OF HIGHEST CONVECTIVE INSTABILITY WILL BE OVER THE MOGOLLON RIM INTO THE WHITE MOUNTAINS FRIDAY AFTERNOON...WHERE STORMS LIKELY WILL BE MOST NUMEROUS. FROM SATURDAY INTO SUNDAY...MONSOON MOISTURE WILL REMAIN. THE HIGH SHIFTS INTO NEW MEXICO WITH A SOUTHERLY FLOW DEVELOPING ACROSS ARIZONA. UNDER THIS PATTERN GENERAL STORM MOTION WILL BE FROM SOUTH TO NORTH PROMISING A LOWER CHANCE OF STORMS SOUTH OF THE MOGOLLON BUT A BETTER CHANCE ACROSS THE NORTHEAST CORNER OF ARIZONA. LOOKING TOWARD MONDAY AND NEXT WEEK...HIGH PRESSURE REMAINS OVER THE SOUTHWEST UNITED STATES. MODELS SHOW A SOUTHWARD WIGGLE OF THE HIGH CENTER DELIVERING SOUTHWEST FLOW WITH A POTENTIAL DECREASE IN THUNDERSTORM ACTIVITY AND WARMER TEMPERATURES. HOWEVER...THE PATTERN IS ALSO CONDUCIVE TO THE DEVELOPMENT OF THUNDERSTORM COMPLEXES OVER MEXICO WITH THUNDERSTORM OUTFLOWS/MOISTURE PUSHING NORTHWARD INTO ARIZONA. UNDER THIS PATTERN MONSOON MOISTURE AND INSTABILITY COULD EASILY LINGER ACROSS NORTHERN ARIZONA. AS A RESULT...WE HAVE CONTINUED WITH LOW TO MEDIUM LEVEL MONSOON ACTIVITY THROUGH THE EXTENDED FORECAST. .AVIATION...FOR THE 00Z PACKAGE...ISOLD TO SCT TSRA PERSISTING ACROSS NORTHERN AZ THROUGH EARLY EVENING. BRIEF MVFR WITH HEAVY RAIN AND GUSTY WINDS POSSIBLE WITH THE STRONGER STORM CELLS...THOUGH CIGS GENERALLY EXPECTED TO REMAIN AT OR ABOVE 8KFT AGL. STORMS SHOULD DISSIPATE BY 03-04Z WITH ISOLD -SHRA POSSIBLE OVERNIGHT. SCT -TSRA WILL REDEVELOP AFT 18Z FRI. AVIATION DISCUSSION NOT UPDATED FOR AMENDMENTS. && .FIRE WEATHER...HIGH PRESSURE CENTERED OVER THE LOWER COLORADO RIVER WILL GRADUALLY MOVE EAST ACROSS ARIZONA THROUGH SATURDAY. NORTHERN ARIZONA WILL BE UNDER A WEST TO NORTHWEST FLOW REGIME WITH ENOUGH MOISTURE TO FUEL SCATTERED DAILY THUNDERSTORMS. GUSTY ERRATIC OUTFLOW WINDS AND LOCALLY HEAVY RAIN ARE POSSIBLE WITH ANY THUNDERSTORMS. HIGH TEMPERATURES WILL BE VERY CLOSE TO NORMAL. SUNDAY THROUGH TUESDAY...THE HIGH PRESSURE CENTER MOVES INTO NEW MEXICO WITH A DRIER SOUTHWEST FLOW MOVING INTO NORTHWESTERN ARIZONA. A SLIGHT DOWNWARD TREND IN THUNDERSTORM ACTIVITY IS EXPECTED THROUGH THIS PERIOD WITH CORRESPONDINGLY WARMER THAN NORMAL TEMPERATURES. && .FGZ WATCHES/WARNINGS/ADVISORIES...NONE. PUBLIC.........MCCOLLUM AVIATION.......MCS FIRE WEATHER...MCS FOR NORTHERN ARIZONA WEATHER INFORMATION VISIT WEATHER.GOV/FLAGSTAFF
The national radar mosaic for the moment the first event began.
2 heavy rain. Local standard time, as filed.
Spotters in Heber-Overgaard reported from 0.48 inches of rain to 1.40 inches of rain in as little as 25 minutes. Hail up to 1/2 inch in diameter and wind gusts to 48 MPH was also reported.
Heavy rain caused County Road 1126 near Greer to be come impassible due to heavy runoff. The report was received at 655 PM MST.
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, July 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: 471691, 471701.