There's disruption on First Great Western services between London Paddington and Cardiff Central and between London Paddington and Bristol Temple Meads because of flooding between Swindon and Bristol Parkway.
Delays of up to an hour can be expected and some trains may be diverted, not calling at Bristol Parkway. Diverted trains will call at Patchway with a shuttle bus to Bristol Parkway.
The disruption will last all day.
More top news
Ofsted's first ever inspection of the whole range of children's services in Somerset has found that too many of them are inadequate.
A British paleontologist has discovered a new species of dinosaur while studying fossils in a Canadian museum.
A report into the care of people with learning disabilities has called for "immediate action" to protect patients.