A civil authority has issued A REQUIRED MONTHLY TEST for the following counties or areas: San Juan; Skagit; Whatcom, WA; at 7:30 PM on DEC 6, 2024 Effective until 8:30 PM. Message from KLT/FL. Required Monthly Test This is a test, only a test of the Emergency Alert System in San Juan County, WA. If this had been a real emergency you would have been instructed what to do. The following tones will conclude this test.This is a test, only a test of the Emergency Alert System in San Juan County, WA. If this had been a real emergency you would have been instructed what to do. The following tones will conclude this test.