Residents in affected counties, including Pinal, Pima, Santa Cruz, and Maricopa, should prepare for hazardous conditions. Flash flooding poses risks to low-lying areas and roadways, while severe thunderstorms may bring strong winds, heavy rainfall, and lightning. Dust storms could reduce visibility, creating dangerous driving conditions. The Air Quality Alert in Maricopa County indicates potential health risks for sensitive groups, including children, the elderly, and individuals with respiratory conditions. These weather events may disrupt travel and outdoor activities, emphasizing the need for caution.