TRAIN services across Berkshire are being hit by more strike action this week.

Train drivers who are members of Aslef will walk out on Wednesday (May 31) and Saturday (June 3), while workers who are members of the Rail, Maritime and Transport union (RMT) will strike on Friday (June 2).

There will be limited or no trains in operation on strike days so passengers are advised to plan ahead.

Here is a breakdown of each operator’s plan for strike days, that could affect Berkshire services:

– Chiltern Railways

Wednesday: No trains.

Friday: Services will be limited to one train per hour from around 8am until 10pm in both directions between London Marylebone and each of Banbury, Oxford and Aylesbury via High Wycombe; and between Amersham and Aylesbury Vale Parkway.

No trains will run between Banbury and each of Birmingham and Stourbridge Junction, or between Hatton and Stratford-upon-Avon.

Saturday: No trains.

A spokesperson for Chiltern Railways said: "Chiltern Railways is advising customers to only travel if absolutely essential on this day."

– CrossCountry

Wednesday: No trains.

Friday: A limited service will operate. No trains will run between Birmingham New Street and Cardiff Central or Nottingham.

Saturday: No trains.

– Elizabeth line

Wednesday: Usual timetable.

Friday: The Elizabeth line is not involved in the industrial dispute with the RMT but there will be some alterations to its services.

These include no trains between Maidenhead and Reading before 7am or after 7pm, and no trains between Brentwood and Shenfield from 11.30pm.

Saturday: Usual timetable.

– Great Western Railway

Wednesday and Saturday: A limited service will run and only between 7.30am and 6.30pm.

The only open routes will be between: London Paddington and Bristol Temple Meads; Reading and Didcot; Reading and Basingstoke; Reading and Redhill; Westbury and Swindon; Cardiff and Bristol; Exeter and Barnstaple; Plymouth and Gunnislake; and Penzance and St Ives.

The Night Riviera sleeper service is cancelled.

Friday: More routes will be open compared to Wednesday, including additions such as between London Paddington and Cardiff; London Paddington and Plymouth; and Slough and Windsor.

– Heathrow Express

Wednesday: An hourly service between 7am and 7pm.

Friday: Usual timetable.

Saturday: No trains.

– South Western Railway

Wednesday: Services will be reduced and there will be no trains on the Isle of Wight.

There will be a reduced service between London Waterloo and Chessington South; Dorking; Hampton Court; London Waterloo via Hounslow; London Waterloo via Kingston; Reading; Shepperton; Twickenham; Weybridge; and Windsor & Eton Riverside.

A shuttle service will operate between Basingstoke and Exeter St Davids, with customers travelling between Exeter St Davids and London Waterloo required to change at Basingstoke.

Friday: A reduced service will operate and only between 7am and 7pm.

Saturday: Services will be reduced and there will be no trains on the Isle of Wight.

SWR’s planning and performance director, Steve Tyler, said: "I’m sorry to say that due to strike action we will be forced to make changes to our services on Wednesday 31 May, Friday 2 June and Saturday 3 June. We are still working to confirm our services but able to advise customers of what to expect.

"On Friday 2 June, we will operate a significantly reduced service on a limited number of lines. Train services will only operate between the hours of 0700 and 1900. For this reason, we are asking customers to only travel if their journeys are absolutely necessary."

Customers are advised to check their journeys before they travel.