A replacement bus service will run between 0700 and 1000 on Arriva Trains Wales between Pontypridd and Aberdare, and between Pontypridd and Merthyr Tydfil because of a problem under investigation at Abercynon.
A normal service has resumed on Arriva Trains Wales services at Cardiff Central after an earlier broken down train.
There are delays of up to 40 minutes on Arriva Trains Wales servicies at Cardiff Central because of a broken down train.
There is a replacement bus service running on Arriva Trains Wales between Llandudno and Llandudno Junction because of staff shortages.
There are delays of up to 40 minutes on Arriva Trains Wales services between Shrewsbury and Wrexham Central because of a signalling problem at Wrexham Central.
There's disruption on Arriva Trains Wales and Virgin Trains at Rhyl as emergency services deal with an incident.
The City rail line between Radyr and Cardiff Central is closed due to emergency engineering works.
A replacement bus service is running on Arriva Trains Wales between the two stations.
There's a replacement bus service running on Arriva Trains Wales between North Llanrwst and Blaenau Ffestiniog because of flooding.
Flooding at Blaenau Ffestiniog means there's a replacement bus service running on Arriva Trains Wales between Blaenau Ffestiniog and Llanrwst.
Services are suspended on Arriva Trains Wales between Machynlleth and Shrewsbury because of flooding. Buses are replacing trains.