Tornado Warnings are broadcasted using ET Alert Ready .
On March 27 at 2:00 p.m . ET , Alert Ready ( similar to that used to broadcast Amber Alerts and Tornado Warnings ) was activated on all radio stations , television channels and providers , and LTE wireless networks in Ontario , to distribute a warning informing travellers returning to Ontario of the mandatory self-isolation requirements under federal law .
2020 coronavirus pandemic in Ontario