There's a reduced service on the First Great Western line between Bristol and London Paddington.
Trains are being diverted via Newbury, and services are suspended between Cheltenham at Paddington, with replacement buses in place between Swindon and Didcot; Swindon and Gloucester; and Bath and Swindon.
More top news
Two students have broken the record for the youngest pair to row across the Atlantic ocean in the Talisker Whisky Atlantic Challenge.
The Environment Agency has nearly 50 red and 144 amber flood warnings in place across the country.
Police divers have dragged the body of a man from the river Avon in Bristol city centre. A man was seen struggling in the water last night.