Extreme Heat Warning

until TUE 8:00 PM MST, Scottsdale/Paradise Valley, North Phoenix/Glendale, Apache Junction/Gold Canyon, Northwest Valley, Northwest Pinal County, Tonopah Desert, Cave Creek/New River, Central Phoenix, Yuma County, East Valley, South Mountain/Ahwatukee, Fountain Hills/East Mesa, Southeast Valley/Queen Creek, Gila Bend, West Pinal County, Aguila Valley, Buckeye/Avondale, Sonoran Desert Natl Monument, Parker Valley, Deer Valley, Northwest Deserts, Lake Havasu and Fort Mohave