Quebec: 1:55 p.m. (ET).
For a wireless device to receive a test alert, it must be:Connected to an LTE wireless or a newer wireless network (5G).
Wireless public alerting (WPA) compatible.
Testing of the alert system dates back to the spring of 2018, and it hasn't always gone smoothly.
🔊 Emergency Alert Tests 🔊
Public alert testing will take place in Canada (except Nunavut) on November 25 on television, radio and compatible mobile devices.
Source: CBC News November 24, 2020 22:22 UTC