Designate tornado shelters in your building Tornadoes Tornadoes [with statewide tornado drills] HSEM Tornado Safety Information Page Homeland Security and Emergency Management Minnesota Dept. of Safety HSEM Tornado Safety Information Page Tornadoes (with statewide tornado drills) Tornadoes (with statewide tornado drills) Tornado Safety Tornado Safety Minnesota Department of Public Safety Tornado Safety Tornado Safety Tornadoes [with statewide tornado drills] Tornadoes Homeland Security and Emergency Management (HSEM) website HSEM Tornado Safety Information Page