Extreme Heat Warning
until MON 8:00 PM MST, West Pinal County, Gila River Valley, Superior, Rio Verde/Salt River, Northwest Pinal County, Cave Creek/New River, Apache Junction/Gold Canyon, Gila Bend, Central La Paz, New River Mesa, Sonoran Desert Natl Monument, Fountain Hills/East Mesa, Aguila Valley, Kofa, Southeast Yuma County, Tonopah Desert, Lake Havasu and Fort Mohave