Approaching cold front brought strong winds and caused blowing dust in northeast Arizona on April 30.
Every event with a place to put it; 2 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 episode as NWS FGZ wrote it up.
Approaching cold front brought strong winds and caused blowing dust in northeast Arizona on April 30.
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 Apr 30, 9:05 AM MST, 3 hours 25 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
2 dust storm. Local standard time, as filed.
Strong winds caused blowing dust with visibility down to 1/2 mile at times.
Strong winds brought blowing dust to the Chinle Valley with visibility down to 1/2 mile at times.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2013Every state in 2013This day in weather historyWarnings in Arizona, April 2013
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 2026-09-30. Each event’s entry at NCEI: 448659, 448658.