A civil authority has issued A REQUIRED WEEKLY TEST for the following counties or areas: Olmsted, MN; at 11:12 AM on AUG 19, 2026 Effective until 12:12 PM. Message from IPAWSCAP. This is a test. Rochester Emergency Management is conducting a weekly test of the Emergency Alert System. If this was a real emergency, additional details and instructions would follow. This is only a test.