A haboob covered central Arizona in dust. But what exactly is it?

3 months ago 4
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A giant dust storm approaches the Phoenix metro area as a monsoon storm pushes the dust into the air on Aug. 25 in Phoenix, Az.

According to the National Oceanic and Atmospheric Administration, these storms can whip up walls of dust as high as 10,000 feet.

(Image credit: Ross D. Franklin)

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