The National Weather Service said Los Angeles County experienced its highest official temperature ever recorded on Sunday.
Residents in Denver are set to experience summer and winterlike temperatures within the span of just 24 hours.
Hundreds of thousands of homes and businesses are without electricity in Louisiana and Texas Thursday and at least three people are dead after Hurricane Laura arrived on land as a severe storm.
Tropical Depression One has become the first storm of the 2020 Atlantic hurricane season on Saturday over the warm waters offshore of Florida.
Close to 30 million people may be at risk for severe thunderstorms over the central United States as a volatile weather pattern unfolds into Saturday, and AccuWeather meteorologists say some of the storms will be capable of spawning strong tornadoes.