The National Weather Service will use NOAA Weather Radio To conduct a statewide live test tornado drill on Wednesday April 13. At 1:30 p.m. EDT, the National Weather Service will use a live tornado warning code on NOAA Weather Radio to simulate an actual tornado warning. These tests will cover all counties in Michigan and will originate from the NWS offices at Grand Rapids…Gaylord…Marquette… Detroit/Pontiac…and Northern Indiana. Persons are urged to practice their tornado safety measures during the drill.

Outdoor Warning Siren system