Engineering work is taking place overnight at various locations on the Transport for Wales network, closing some lines.
The following trains will be diverted / amended:
Monday to Thursday:
The 19:30 Manchester Piccadilly to Cardiff Central service will depart from Church Stretton and stations to Newport earlier than normal. The train will arrive into Cardiff Central later than normally advertised.
The 21:11 Maesteg to Ebbw Vale Town service will depart Cardiff Central and not call at Newport. Rail replacement buses will depart Newport calling all stops to Ebbw Vale Town.
The 22:21 Cardiff Central to Crewe service will depart Cardiff Central and all stations to Hereford earlier than usual. The train will revert to original timings from Hereford forward to Crewe.
The 22:22 Chester to Cardiff Central will arrive later into Cardiff Central.
Tuesday to Friday:
The 00:30 Cardiff Central to Hereford service will depart Pontypool earlier and arriving into Hereford later than normally advertised.
The 04:33 Cardiff Central to Manchester Piccadilly service will now depart Cardiff Central and Newport earlier than normally advertised.
The 05:42 Swansea to Cardiff Central service will arrive into Cardiff Central at 06:39 to connect with Manchester Piccadilly service departing at 06:46.
The 23:15 Cardiff Central to Abergravenny service will arrive at Abergraveny later than normally advertised.
Thursday and Friday:
The 05:37 Cardiff Central to Milford Haven will depart earlier than normally advertised.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner.
Replacement bus travel advice:
For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page.
You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page.
Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.