1 dust storm, as filed by the National Weather Service.
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 Phoenix, AZ wrote its last area forecast discussion before the first event at Aug 8, 3:25 PM MST, 3 hours 5 minutes earlier.
AZZ020>028-CAZ030>033-090545- SOUTHWEST ARIZONA/SOUTHEAST CALIFORNIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PHOENIX AZ 325 PM MST WED AUG 8 2001 .SYNOPSIS... A LOW PRESSURE SYSTEM NEAR THE ARIZONA-NEW MEXICO BORDER WILL RESULT IN SCATTERED SHOWERS AND THUNDERSTORMS...MAINLY OVER SOUTH-CENTRAL ARIZONA THROUGH THURSDAY. STRONG HIGH PRESSURE ALOFT OVER SOUTHERN CALIFORNIA WILL MOVE EAST OVER NORTHERN ARIZONA WITH HOTTER WEATHER BY THIS WEEKEND...THEN EAST OVER THE CENTRAL UNITED STATES BY THE MIDDLE OF NEXT WEEK. SOME MOISTURE MOVING AROUND THE HIGH WILL CONTINUE A CHANCE OF MAINLY AFTERNOON AND NIGHTTIME SHOWERS AND THUNDERSTORMS AT LEAST OVER SOUTH-CENTRAL ARIZONA. .DISCUSSION... A LOW PRESSURE SYSTEM CONTINUES NEAR THE ARIZONA-NEW MEXICO BORDER. AND...GIVEN THE AMOUNT OF MOISTURE OVER US...THUNDERSTORMS UPSTREAM ...AND A STEERING FLOW FROM THE NORTH OR NORTHEAST...EXPECT SCATTERED SHOWERS AND THUNDERSTORMS OVER PORTIONS OF SOUTH-CENTRAL AND SOUTHWEST ARIZONA TONIGHT. THERE IS ENOUGH MOISTURE FOR ISOLATED THUNDERSTORMS IN THE SOUTHEAST CALIFORNIA DESERT AREAS. ONE INHIBITING FACTOR FOR THE SOUTH-CENTRAL ARIZONA DESERT AREAS INCLUDING PHOENIX MAY BE THAT CLOUD COVER KEPT TEMPERATURES FROM GETTING AS HOT AS EXPECTED TODAY...BUT NOT COUNTING ON THIS GIVEN THE REASONING MENTIONED AT THE BEGINNING OF THIS DISCUSSION. ALSO... EARLY EVENING THUNDERSTORMS COULD SPREAD OUT BOUNDARIES THAT COLLIDE AND SET OFF OTHER THUNDERSTORMS AS THE EVENING PROGRESSES. AS HIGH PRESSURE ALOFT OVER SOUTHERN CALIFORNIA AND SOUTHERN NEVADA BECOMES MORE DOMINATE...DRIER AIR IS EXPECTED TO TAKE OVER SOUTHEAST CALIFORNIA AND SOUTHWEST ARIZONA WITH MORE SUNSHINE BY FRIDAY. ALSO TEMPERATURES WILL BE HEATING UP...ESPECIALLY IN SOUTH-CENTRAL ARIZONA. WITH THE STRONG HIGH PRESSURE AREA ALOFT MOVING EAST OVER NORTHERN ARIZONA THIS WEEKEND...EXPECT HOTTER WEATHER. THE HIGH PRESSURE SYSTEM IS EXPECTED TO CONTINUE MOVING EAST OVER THE CENTRAL UNITED STATES BY THE MIDDLE OF NEXT WEEK. SOME MOISTURE MOVING AROUND THE HIGH WILL CONTINUE A CHANCE OF MAINLY AFTERNOON AND NIGHTTIME SHOWERS AND THUNDERSTORMS AT LEAST OVER SOUTH-CENTRAL ARIZONA. ELLIS
1 dust storm. Local standard time, as filed.
Winds 36 to 48 knots caused widespread blowing dust and sand throughout much of the county. Reports included visibility less than 100 feet. Some wind damage to a mobile home and power poles was reported between Wellton and Tacna.
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, August 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: 5262749.