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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Swansea relieved the pressure on under-fire manager Bob Bradley with an emphatic 3-0 home victory over fellow strugglers Sunderland.
Sol Bamba was sent off after losing his cool but Cardiff hung on to claim a deserved 1-1 draw at Ipswich.
Today's rain will soon clear south-eastwards to leave a largely dry night with some long clear spells.