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Dust Storm in South Central Pinal County, Arizona

Dust Storm July 17, 2023 · South Central Pinal County, Arizona

What the National Weather Service wrote

Thunderstorm outflow winds caused a wall of dust to travel northwest across south central Pinal County. ADOT sensors detected blowing dust reducing visibilities to less than a quarter mile along I-10 from Picacho Peak to Eloy.

The wider storm

Thunderstorms developed during the afternoon and moved northwest across southeast Arizona through the evening. Storms produced damaging winds and large hail across eastern Pima County and the Tohono O'odham Nation and a dust storm in Pinal County. The Catalina Foothills were especially hit hard with numerous power poles downed leaving thousands without power for two days.

Source: NOAA Storm Events Database, event 1121314. Narratives are written by the National Weather Service forecast office that issued the report.

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