A civil authority has issued A REQUIRED MONTHLY TEST for the following counties or areas: Colorado; at 2:59 AM on AUG 21, 2026 Effective until 3:59 AM. Message from IPAWSCAP. This is a monthly test from the Colorado Office of Emergency Management. If this had been an actual emergency, an official message would have followed the tone alert you heard at the beginning of this message. No action is required.