1 dust storm, 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 Aug 14, 2:45 PM MST, 2 hours 55 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 245 PM MST SAT AUG 14 2004 .SYNOPSIS...DEEP MONSOONAL MOISTURE AND AN UNSTABLE ATMOSPHERE WILL BRING ANOTHER ROUND OF STRONG STORMS THROUGH THIS EVENING. THESE STORMS WILL BE CAPABLE OF PRODUCING EXTREMELY HEAVY RAINFALL... ESPECIALLY FROM THE MOGOLLON RIM SOUTHWESTWARD. FOR SUNDAY THROUGH TUESDAY...EXTENSIVE MOISTURE WILL REMAIN OVER THE NORTHLAND WITH THUNDERSTORMS DEVELOPING EACH DAY. HEAVY RAIN WILL AGAIN BE POSSIBLE WITH THESE STORMS. MOISTURE WILL BEGIN TO DECREASE OVER NORTHERN ARIZONA BY THURSDAY. && .DISCUSSION...TEMPERATURES STRUGGLING TO WARM UP THIS AFTERNOON DUE TO WET SOILS...DEBRIS CLOUDS...AND COOLING IN THE LOWER PORTIONS OF THE ATMOSPHERE. FINALLY REACHED CONVECTIVE TEMPERATURES JUST AFTER NOON AND STORMS DEVELOPING IN AREAS OF HIGHER TERRAIN WITH THE LEAST AMOUNT OF CIRRUS. CURRENT STORMS ARE PRODUCING HEAVY RAIN AS ADVERTISED... ALONG WITH SMALL HAIL. STRONGER WINDS IN THE MID-LEVELS WILL LIKELY ALLOW SOME STORMS LATER THIS AFTERNOON TO APPROACH SEVERE HAIL LEVELS. FLASH FLOOD WATCH WILL CONTINUE ACROSS MUCH OF THE AREA UNTIL 1000 PM MST. EXPECT ACTIVITY TO LINGER WELL INTO THE EVENING AND OVERNIGHT HOURS...ESPECIALLY ACROSS WESTERN PORTIONS OF THE CWA. CONVECTION FROM NEW MEXICO WILL ALSO PROGRESS INTO THE EASTERN ZONES DURING THE EVENING HOURS. MODELS BRING UP THE TROUGH CIRCULATION CURRENTLY OVER SOUTHERN AZ INTO THE FORECAST AREA TOMORROW. WITH HIGH VALUES OF PRECIPITABLE WATER REMAINING OVER THE AREA...AND WEAKENING WINDS DUE TO THE CIRCULATION CENTER BEING MORE OVERHEAD...EXPECT STORMS TOMORROW TO ALSO PRODUCE HEAVY RAINS. WILL PLACE WORDING INTO ZONES TO ADDRESS THIS POTENTIAL. WILL NEED TO ADDRESS POTENTIAL THIS EVENING AND OVERNIGHT FOR A POSSIBLE WATCH TOMORROW DEPENDING ON CLOUD FIELDS AND PROGRESS OF THIS CIRCULATION CENTER. MODELS SLOWLY PROGRESS THIS CIRCULATION INTO UTAH BY MONDAY... HOWEVER MOISTURE VALUES WILL STILL REMAIN HIGH FOR ANOTHER ACTIVE DAY WITH HEAVY RAIN POTENTIAL. MODELS DEVELOP RIDGE OF HIGH PRESSURE OVER CA WHICH THEN PUSHES THIS CIRCULATION CENTER BACK INTO NORTHEAST AZ TUESDAY NIGHT/WEDNESDAY. DRIER AIR THEN MOVES INTO THE STATE FOR DECREASING TREND IN THUNDERSTORMS...ALONG WITH A WARMING TREND. THERE IS A SIGNIFICANT THREAT FOR HEAVY RAINFALL WITH THE STRONGER THUNDERSTORMS THROUGH MONDAY. PLEASE STAY INFORMED ABOUT THE WEATHER FORECAST THIS WEEKEND. STAUDENMAIER && .FGZ WATCHES/WARNINGS/ADVISORIES... FLASH FLOOD WATCH SATURDAY FROM NOON UNTIL 10 PM MST ZONES: 4/5/6/7/8/12/13/14/15/16/17/18/37/38. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 1000 AM MST SAT AUG 14 2004 AZZ004>018-037>040-151400- 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- 1000 AM MST SAT AUG 14 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...NORTHERN GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA. .DAY ONE...TODAY A FLASH FLOOD WATCH REMAINS IN EFFECT FOR MUCH OF NORTHERN ARIZONA FROM ST JOHNS TO PAGE SOUTHWESTWARD FROM NOON TODAY THROUGH 1000 PM MST THIS EVENING. FOR MORE DETAILS ON THE WATCH SEE (PHXFFAFGZ). DEEP MOISTURE OVER MUCH OF NORTHERN ARIZONA WILL ALLOW FOR HEAVY RAINFALL POTENTIAL FROM STORMS. ADDITIONALLY...MODERATE WINDS IN THE MID LEVELS OF THE ENVIRONMENT WILL SUPPORT THE POSSIBILITY OF ISOLATED SEVERE STORM POTENTIAL...WITH HAIL BEING THE PRIMARY THREAT. THUNDERSTORM DEVELOPMENT WILL INITIATE FIRST OVER THE MOGOLLON RIM...WHITE MOUNTAINS...AND NORTHEAST PLATEAUS BY LATE MORNING...AND THEN SPREAD TO OTHER LOCATIONS DURING THE AFTERNOON HOURS. LOCATIONS WITH PERSISTENT CLOUD COVER THIS MORNING WILL SEE DELAYED DEVELOPMENT OF THUNDERSTORMS UNTIL LATER THIS AFTERNOON. MOVEMENT OF STORMS WILL BE TOWARD THE WEST AT AROUND 10 TO 15 MPH. THE MAIN WEATHER THREAT WILL BE HEAVY RAIN WITH THE STRONGER THUNDERSTORMS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY EXPECT THE MONSOON MOISTURE TO REMAIN OVER THE REGION THROUGH WEDNESDAY WITH AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS. A FEW STORMS COULD PRODUCE LOCALLY HEAVY RAIN AND POSSIBLE FLOODING. MOISTURE WILL DIMINISH LATER IN THE WEEK WITH LESS OF A CHANCE OF SHOWERS AND THUNDERSTORMS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. STAUDENMAIER
The national radar mosaic for the moment the first event began.
1 dust storm. Local standard time, as filed.
A Sheriff on patrol reported 1/4 mile visibility in blowing dust on the north side of Holbrook.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2004Every state in 2004This day in weather historyWarnings in Arizona, August 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: 5420080.