Network Rail has confirmed access to all main line platforms at Cardiff Central Station after yesterday's landslip.
First Great Western are operating full service, including additional services planned for the Olympic Football event in Cardiff this evening.
Passengers are warned that services on the Cardiff Valley lines are still subject to disruption, and Arriva Trains Wales has outlined an amended timetable for the rest of today.
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Passengers being urged to check before they travel as upgrading work begins between Cardiff and the Severn Tunnel.
Over 40,000 people in the UK have young onset dementia. One charity says there needs to be more support for people in Wales under 65.
It has since apologised and removed the Tweet, which included the potential customer's name, email address and phone number.