The strike is going ahead from 18,30 on wednesday

On Wednesday, Tube services will stop running at 18:30, so please complete your journey by then and travel earlier if possible. Tubes are expected to be exceptionally busy between 16:30 and 18:30.

DLR, London Overground, tram and TfL Rail services will be running as normal. All of these services are expected to be much busier than usual.