1 tornado, as filed by the National Weather Service.
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 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 4, 3:45 AM MST, 3 hours 30 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 345 AM MST SAT SEP 04 2004 .SYNOPSIS...AN UNSEASONABLY STRONG STORM SYSTEM AND COLD FRONT WILL MOVE ACROSS THE STATE TODAY BRINGING BREEZY CONDITIONS AS WELL AS SHOWERS AND THUNDERSTORMS. EXPECT GRADUALLY WARMING TEMPERATURES AND MAINLY SUNNY SKIES ON SUNDAY AND MONDAY...WITH A CHANCE OF SHOWERS DURING THE REMAINDER OF THE WEEK. && .DISCUSSION...DYNAMICS AND COLDER AIR ALOFT NOW MOVING ACROSS NRN AZ...WITH CONVECTION BREAKING OUT ACROSS ALL BUT THE NORTHEASTERN ZONES. DRIER AIR RESIDES TO THE WEST OF THE CWFA AND QUESTION IS HOW QUICKLY THIS WILL MOVE EASTWARD AND PUT AN END TO THE SHOWERS. FOR NOW...WILL GO WITH MID-RANGE CHANCE POPS FOR MUCH OF THE CWFA FOR ALL PERIODS TODAY...AND LET THE DRYING START TONIGHT. IN THE WAKE OF THE TROUGH AND COLD FRONT...THE DRIER AIR AND LOWER THICKNESSES WILL RESULT IN MUCH COOLER TEMPS WITH SOME LOCATIONS ABOVE 7000 FEET FALLING TO NEAR FREEZING BY SUNRISE ON SUNDAY MORNING. SUNDAY SHOULD BE MOSTLY CLEAR ACROSS ALL BUT THE SRN PORTION OF THE CWFA. WARMER TEMPS RETURN ON MONDAY WITH MOSTLY CLEAR SKIES CONTINUING. .EXTENDED...SUBTROPICAL MOISTURE BEGINS TO MOVE NORTHWARD AGAIN AND THERE WILL BE AN INCREASING CHANCE OF SHOWERS THROUGH THE EXTENDED PERIOD. GFS HAS BEEN INCONSISTENT WITH THE DETAILS OF HOW MUCH MOISTURE...AND HOW FAR NORTH IT GETS...SO WILL JUST BROAD BRUSH SCHC/CHC POPS FOR MOST LOCATIONS. DB && .FGZ WATCHES/WARNINGS/ADVISORIES...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 1000 AM MST FRI SEP 3 2004 AZZ004>018-037>040-041400- 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- 700 AM MST FRI SEP 3 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...NORTHERN GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA. .DAY ONE...TODAY STRONG WINDS ARE EXPECTED ACROSS MUCH OF NORTHERN ARIZONA TODAY WITH WIND GUSTS FROM THE SOUTH TO SOUTHWEST OF 40 TO 50 MPH. THE STRONGEST WINDS WILL BE LOCATED OVER THE NORTHWEST AND NORTH CENTRAL PORTIONS OF THE STATE. AS A RESULT...A WIND ADVISORY HAS BEEN ISSUED FOR MUCH OF THE AREA...REFER TO PHXNPWFGZ FOR DETAILS. ISOLATED THUNDERSTORMS ARE EXPECTED LATER THIS AFTERNOON AND EVENING WITH THE MAIN THREAT BEING CLOUD TO GROUND LIGHTNING AND LOCALIZED WIND GUSTS TO 50 MPH. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THE THREAT FOR ISOLATED THUNDERSTORM ACTIVITY IS EXPECTED TO CONTINUE INTO NEXT WEEK. .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
526 AM MST SAT SEP 04 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0325 PM TSTM WND GST PAGE 36.90N 111.46W
09/03/2004 66 MPH COCONINO AZ OFFICIAL NWS OBS
&&The Flagstaff radar (KFSX), 57 km away, was scanning. The volume nearest the first event began at 14:15 UTC.
1 tornado. Local standard time, as filed.
A tornado touched down about 12 miles northeast of Young along the Young-Heber Highway near Forest Service Road 188. Trees were sheared off and the road was blocked.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2004Every state in 2004This day in weather historyThe tornado archive for Arizona, 2004Warnings in Arizona, September 2004
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: 5424060.