Some Southern train services are either being cancelled or delayed today because of snow. The company expects services to return to normal tomorrow. Services between Victoria station and Brighton have been reduced to an hourly service.
Passengers can use trains from other companies if necessary. For details go to the National Rail website.
The first of more than 100 new carriages for Southern Trains has rolled off the production line. It's hope that the new carriages, which will be used on key routes into London, will help to ease overcrowding.
Andrew Pate reports from the Derby factory where the carriages are being made.
Disruption on Southern between Purley and Caterham, and between Purley and Tattenham Corner due to broken down freight train. Tickets being accepted on local bus routes.
Journey times extended by up to 30 minutes.
Services at a stand on Southern between Streatham and East Dulwich due to road vehicle hitting a bridge at Tulse Hill.
Also affecting First Capital Connect services.
There is disruption on Southern train services between London Bridge and West Croydon, and between Victoria and East Croydon due to a broken down train at West Croydon. Tickets are being accepted on Tramlink services.
Southern Train services between Clapham Junction and Milton Keynes Central have been suspended due to a signalling problem.
Late-running engineering works are causing disruption on all routes through New Cross Gate. First Capital Connect, London Overground and Southern services may be delayed by up to 15 minutes.
Problems are expected to continue until around 06:30.
There are problems on Southern Trains today. Services are currently suspended between Redhill and Tonbridge due to a broken down train at Godstone.
A replacement bus service is being arranged. Journey times will be extended by up to 30 minutes.
There are delays of up to one hour on Southern services between London Bridge and Brighton, and between London Bridge and Caterham due to a signalling problem. It is also affecting First Capital Connect services.