Schools, businesses and families across Missouri will practice taking shelter at 1:30 p.m. on Tuesday, March 05, during the statewide tornado drill. Joplin plans to sound the warning sirens for 1 minute at the designated time. If there is a threat for severe weather, the drill will be rescheduled for 1:30 p.m. on Thursday, March 7. For more information on seeking shelter and severe weather safety, visit: