You’re likely familiar with hurricane categories and the EF scale for tornadoes, but now dust storms in Phoenix have a scale of their own.

Monsoonal activity started strong with severe storms and dust storms. While the midweek is quieter, more storms are expected ...

Thunderstorms producing heavy rain of between 1.5 and 2.5 inches were reported in Pima County, with Pinal County seeing ...

This system ranks dust storms from Category 1 to Category 5, with Category 5 representing the most severe events.

China and the southern United States were hit last year by some of their worst sand and dust storms in decades, the United ...

Dust storms pose significant hazards to human health, aviation safety, agriculture and infrastructure across arid and semi-arid regions. Their detection and monitoring have advanced through the ...

The monsoon that has been lighting up the rest of Arizona has a second, meaner edge, and this one sets up southeast of ...

A dust storm rolled through much of metro Phoenix on July 13, bringing heavy rain and winds above 50 mph.