The dust storms and thunderstorms have caused significant disruptions, including power outages affecting over 20,000 customers in Maricopa and Pinal counties. Gilbert police have warned of hazardous road conditions due to debris and fallen trees. Residents in areas west of Phoenix, such as Peoria and Surprise, should prepare for high winds and potential hail. The extreme heat warning remains in effect, posing health risks such as heat exhaustion and heatstroke, especially for vulnerable populations.