1 heavy rain, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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 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 16, 2:30 PM MST, 42 minutes earlier.
NORTHERN ARIZONA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 230 PM MST SUN SEP 16 2001 .SYNOPSIS...SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS EVENING FROM THE MOGOLLON RIM EASTWARD TO THE NEW MEXICO ARIZONA BORDER THIS EVENING. SHOWERS AND THUNDERSTORMS WILL BEGIN TO DIMINISH DURING THE EVENING HOURS. AN UPPER LEVEL WEATHER DISTURBANCE WILL MOVE ACROSS NORTHERN UTAH ON MONDAY AND INTO WYOMING BY MONDAY EVENING. THIS SYSTEM COMBINED WITH SOME MOISTURE REMAINING OVER NORTHERN ARIZONA WILL AID MORE SCATTERED THUNDERSTORM DEVELOPMENT ON MONDAY. BY TUESDAY...A DRIER WESTERLY FLOW WILL DEVELOP OVER THE STATE...WITH DRY WEATHER EXPECTED THROUGH THE REMAINDER OF THE WEEK. .DISCUSSION...WATER VAPOR IMAGERY SHOWING A SHORTWAVE PUSHING EAST OF FLAGSTAFF...HELPING CONVECTION TO THE EAST. CONVERGENCE ZONE EXTENDING JUST TO THE EAST OF PRESCOTT TO EAGAR WITH ANOTHER BOUNDARY EXTENDING FROM JOSEPH CITY TO THE PETRIFIED FOREST NATIONAL MONUMENT AND ON EAST TO THE ARIZONA/NEW MEXICO BORDER. THESE TWO AREAS WILL BE THE FOCUS FOR POSSIBLE HEAVY RAIN AND RAPID RISES ON DRY WASHES. WILL CONTINUE TO MONITOR THIS AREA...AND ISSUES ADVISORIES OR WARNING WHEN WARRANTED. AS THE SHORTWAVE MOVE EAST OF THE FORECAST AREA LATER THIS AFTERNOON...ENOUGH INSTABILITY TO SUPPORT MORE ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS THROUGH SUNSET. MODELS INDICATE THAT THERE WILL BE LESS MOISTURE TO DEAL WITH ON MONDAY...HOWEVER SYNOPTIC SCALE DYNAMIC WILL COME INTO PLAY WHICH WILL HELP THE STORMS TO BECOME MORE ORGANIZED...ESPECIALLY EAST OF FLAGSTAFF. FLOW TIGHTENS MONDAY AS WELL SO WE WILL BE PUTTING BREEZY WIND IN NORTHERN ZONES. AFTER SHORTWAVE ON MONDAY MOISTURE THINS SO ONLY EXPECTING ISOLATED TSRA TUESDAY OVER HIGHER TERRAIN...WILL LEAVE MENTION OUT TO THE NORTHWEST OF FLAGSTAFF. SHORT WAVE TROUGH ON WEDNESDAY...DID PUT ISOLD OVER MTNS AGAIN...BUT THAT DEPENDS IF ANY RESIDUAL MOISTURE IS LEFT. EXTENDED...DRY THROUGH SUNDAY...COLD FRONT SATURDAY NIGHT WILL COOL TEMPS DOWN AROUND 4 TO 8 DEGREES. CLEMMONS .FGZ...NONE.
The national radar mosaic for the moment the first event began.
1 heavy rain. Local standard time, as filed.
Water was reported over Highway 377 about 15 miles north of Heber.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2001Every state in 2001This day in weather historyWarnings in Arizona, September 2001
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: 5267876.