BETA This is a new service that is being trialled – your feedback will help us to improve it.
Byddwn yn profi system Rhybuddion Argyfwng y DU ar ddydd Sul 7 Medi am 3yh.
This is a test of Emergency Alerts, a new UK government service that will warn you if there's a life-threatening emergency nearby.
In a real emergency, follow the instructions in the alert to keep yourself and others safe.
Visit gov.uk/alerts for more information.
This is a test. You do not need to take any action.
Sent by the UK government at 2:59pm on Sunday 23 April 2023
Anfonwyd at England, Northern Ireland and Scotland.
Efallai fod ardaloedd oddi amgylch hefyd wedi cael y rhybudd.