Work to clear the railway line between Rhymney and Barry has been completed. It's after trees and debris on the line caused a derailment yesterday morning.
A spokesperson from Network Rail confirmed that all debris was now clear, and the track is now fit for use.
Work is now underway with Arriva Trains Wales to resume normal train services as soon as possible.
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There will be a number of road closures in place in Cardiff today as the British Speedway Grand Prix returns to the Welsh Capital.
Today will be a day of often heavy showers, with the risk of hail and thunder.
Heavy rain and strong winds will clear eastwards through this evening. However, scattered heavy showers will return in the southwest later.