Arizona Tornado Warnings by County 11 counties · live NWS tornado warnings · history & climatology since 1950 Counties Apache County AZ Cochise County AZ Coconino County AZ Gila County AZ Maricopa County AZ Mohave County AZ Navajo County AZ Pima County AZ Pinal County AZ Yavapai County AZ Yuma County AZ More for Arizona Arizona tornado history FEMA disaster declarations in Arizona Get real-time tornado alerts for Arizona Vortex monitors NWS warnings, SPC outlooks, and live radar — with push + phone call alerts when storms threaten your location. Open the Vortex app →