Engineering work is taking place between Westbury and Frome, closing some lines.
The 21:30 Cardiff Central to Frome and 23:45 Bristol Temple Meads to Frome will terminate at Westbury.
A replacement bus service will run from Westbury to Frome taking 20 minutes.
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.