A civil authority has issued A REQUIRED MONTHLY TEST for the following counties or areas: Snohomish, WA; at 3:41 PM on SEP 15, 2026 Effective until 4:11 PM. Message from IPAWSCAP. This is a test, only a test, of the Emergency Alert System, from the Snohomish County 911. Had this been an actual alert, this system would bring you important information. No action is needed.  This is only a test.