Phoenix faces hazy conditions and elevated dust on Thursday following overnight storms, with high temperatures reaching 107 degrees and storm chances persisting into the weekend.

Scientists call the back-to-back dust storms unprecedented, with only six reaching that intensity in 16 years of tracking.

Dust storms pose myriad issues in the U.S. They can cause crashes due to poor visibility, can damage crops, and also carry diseases. And in some parts of the South, the number of dust storms is only increasing. Host Scott Tong spoke to Daniel Tong, an atmospheric scientist at George Mason University, in January. We revisit their conversation.

Monday night's dust storm destroyed The Learning Vine's shade structure, prompting safety concerns and a search for a contractor to rebuild.

A dust storm is expected to sweep across parts of Arizona Tuesday, potentially sending disease-causing fungal spores into the air.