Northern has announced details of the services it will operate for the RMT strike action on Saturday, 29 December and the following Saturday, 5 January. In addition, RMT Union has announced its members will be striking on every Saturday in January. Northern will announce details of the services running as soon as possible.
The RMT strike action, planned for 29 December and 5 January, will see Northern running approximately 700 services during each Saturday – but with very few Northern services running after 5pm.

For more information see https://www.northernrailway.co.uk/strike