in Trains Only two trains per hour between London Euston and Birmingham New Street will run, and another two trains between London Euston and Manchester Picadilly. www.virgintrains.co.uk
South West Trains Two trains per hour between London Waterloo and Basingstoke. Between London Waterloo and Guildford, only one train an hour will run. www.southwesttrains.co.uk
Southeastern Two trains per hour will run between Ashford, Kent and Charing Cross and two trains from Tunbridge Wells. Only two trains per hour will run from Ashford to London Victoria. All Southeastern services will stop at 7pm. www.southeasternrailway.co.uk
London Midland Will run a limited service until 7pm. www.londonmidland.com
First Capital Connect Only two trains per hour between Brighton and London Victoria will be run by Southern, and two trains per hour will operate on the Thameslink service between Brighton and the capital. No trains will run after 6.50pm.
Southern Will run three trains per hour between Three Bridges and Victoria, two between Horsham and Three Bridges, two between Caterham and London Bridge, two between East Grinstead and Victoria, two between Epsom Downs and Victoria, two between Sutton and London Bridge, two between Brighton and Hove and two between Brighton and City Thameslink.
Chiltern Railways Trains will run between 9am and 5.30pm to and from London Marylebone.
National Express East Anglia Two trains per hour will run between London Liverpool Street and Norwich, and two per hour between London Liverpool Street and Ipswich.
East Midlands Trains Expect a normal daytime service to run on trains between Sheffield, Derby, Nottingham, Leicester and London St. Pancras. There will be a reduced service on many local routes.
East Coast A near normal service will run on the service from 7am and 6.30pm between London Kings Cross and Glasgow. www.eastcoast.co.uk
C2C There will be no trains between 6am to 7am and between 7pm to 10pm. Reduced services will run between 7am and 7pm on the main line between Shoeburyness and London Fenchurch Street via Basildon. www.c2c-online.co.uk