An experimental system is ranking how harsh Phoenix-area dust storms are so here's where Monday's madness ranked.

Monday's massive dust storm blanketed the skies, but beyond the visibility concerns, the storm didn't just kick up dirt. It ...

A large dust storm, called a haboob, sweeps into the Phoenix area, knocking out power and grounding flights. [Video courtesy ...

Monsoon rains and a massive dust storm – also known as a haboob – engulfed the Phoenix metro area, creating low visibility, ...

A massive dust storm swept through the Phoenix area on Monday afternoon, engulfing the city in an ominous, thick wall of dust ...

A powerful dust storm — known as a haboob — swept through the Phoenix area on Monday, causing thousands of people to lose ...

A severe dust storm, known as a haboob, swept across parts of metro Phoenix in the US state of Arizona on Monday evening, ...

PHOENIX (AP) — A powerful storm kicked up a towering wall of dust that rolled through metro Phoenix on Monday, darkening the ...

Called a haboob, the dust was accompanied by rain and wind that left thousands without power and caused delays at Phoenix Sky ...

A powerful storm, known as a haboob, swept across metro Phoenix on Monday evening, unleashing a towering wall of dust that ...

A towering wall of dust, known meteorologically as a haboob, swallowed parts of metro Phoenix Monday evening, plunging the ...

One mother told how the dust storm affected visibility so much she could not see her hand in front of her face.