Heavy Rain Floods Phoenix, Disrupts Flights to Palm Springs
Heavy rainfall inundated the Phoenix area on Wednesday, September 16, 2026, causing widespread flooding and travel disruptions. According to the National Weather Service, some areas received nearly four inches of rain within six hours, prompting multiple flash flood warnings across Maricopa County. Urban areas, highways, and underpasses were particularly affected, with water levels reaching 6 to 8 inches in some locations. The flooding stranded vehicles, closed roads, and required water rescues in Scottsdale and other parts of the county. Phoenix Sky Harbor International Airport also issued ground stops, delaying flights to and from the region, including those to Palm Springs, California.