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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The coldest night of the season lies ahead, with temperatures set to plummet to lows of a possible -15c.
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