A thunderstorm produce heavy rain over far east Flagstaff.
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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 produce heavy rain over far east Flagstaff.
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 31, 9:34 AM MST, 2 hours 6 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 934 AM MST THU JUL 31 2014 .SYNOPSIS... SCATTERED THUNDERSTORMS ACTIVITY IS EXPECTED ACROSS NORTHERN ARIZONA TODAY AND FRIDAY WITH CLOSE TO NORMAL TEMPERATURES. OVER THE WEEKEND...MOISTURE AND THE CHANCE OF STORMS IS EXPECTED TO BE ON THE INCREASE AS HIGH PRESSURE SHIFTS TOWARD THE FOUR CORNERS AREA AND A WEAK WEATHER DISTURBANCE MOVES ACROSS ARIZONA FROM THE SOUTH. && .MORNING UPDATE... HAVE UPDATED THE FORECAST TODAY TO INCREASE PRECIPITATION CHANCES ACROSS MOST OF NORTHERN ARIZONA...ESPECIALLY THE HIGHER TERRAIN...FOR THIS AFTERNOON AND EVENING. THE FGZ SOUNDING THIS MORNING SHOWS AN INCREASE IN MOISTURE CONTENT AND INSTABILITY WHICH SHOULD LEAD TO AT LEAST A SLIGHTLY MORE ACTIVE DAY THAN YESTERDAY. EXPECT GENERALLY SCATTERED STORM COVERAGE WITH STORM DEVELOPMENT FAVORING THE HIGHER TERRAIN AREAS...THOUGH HIGH RESOLUTION MODEL GUIDANCE SUGGESTS THE POSSIBILITY OF ORGANIZED OUTFLOWS DEVELOPING AND DRIVING STORMS SOUTH OF THE MOGOLLON RIM LATE THIS AFTERNOON AND EVENING. WILL CONTINUE TO MONITOR CONVECTIVE TRENDS BUT OVERALL EXPECT AN UPTICK OVER YESTERDAY'S ACTIVITY. && .DISCUSSION... OVER THE WEEKEND INTO EARLY NEXT WEEK...MODELS SHOW THE HIGH PRESSURE CENTER SHIFTING TOWARD THE FOUR CORNERS AREA AND NEW MEXICO. IN ADDITION...THE MODELS ARE ALSO SUGGESTING THAT A WEAK LOW WILL MOVE NORTHWARD FROM OVER BAJA CALIFORNIA. THE POSITION OF THE HIGH/LOW COUPLET WILL ALLOW MONSOON MOISTURE TO PUSH NORTHWARD AND PRODUCE A MUCH BETTER ENVIRONMENT FOR ORGANIZED SHOWERS AND STORMS. IN FACT...MODELS ARE SHOWING AN AREA OF ORGANIZED UPWARD MOTION...ESPECIALLY FROM SATURDAY INTO SUNDAY...SOMEWHAT RARE FOR THE MONSOON PERIOD. WHILE THE MODEL PRECIPITATION AMOUNTS LOOK TOO HIGH A GENERALLY DAMP FORECAST MAY BE RIGHT ON IF THE ORGANIZED UPWARD MOTION MATERIALIZES (ESPECIALLY FROM LATE SATURDAY INTO SUNDAY). MAKE SURE AND CHECK BACK FOR UPDATES CONCERNING THE WEEKEND FORECAST. && .AVIATION... FOR THE 18Z PACKAGE...SCT SHRA/TSRA WITH ISOLD +TSRA WILL DEVELOP THIS AFTERNOON AND PERSIST INTO THE EVENING. MVFR VSBY AND WIND GUSTS UP TO 35 KTS PSBL IN THE STRONGER STORMS. ISOLD SHRA/TSRA EXPECTED TO CONTINUE OVERNIGHT. AVIATION DISCUSSION NOT UPDATED FOR AMENDMENTS. && .FGZ WATCHES/WARNINGS/ADVISORIES...NONE. && PUBLIC.........MCS AVIATION.......BAK FOR NORTHERN ARIZONA WEATHER INFORMATION VISIT WEATHER.GOV/FLAGSTAFF
The national radar mosaic for the moment the first event began.
1 heavy rain. Local standard time, as filed.
Two inches of rain fell over a period of two hours.
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: 537892.