Train operators in England and Wales are urging passengers to only travel if they must, as the heatwave continues.
Red and amber warnings of extreme heat are still in force, particularly in south east England, and there is also a risk of thunderstorms.
There are also no trains between Luton and Bedford, as work continues on repairing the Midland Main Line after the collision south of Bedford on 19 June. Normal services are not expected to be restored until tomorrow at the earliest.
There are reduced services on many other routes as the very hot weather continues, making speed restrictions necessary.
Operators running fewer trains than usual or warning of delays and cancellations are Avanti West Coast, c2c, Chiltern Railways, CrossCountry, East Midlands Railway, Greater Anglia (including Stansted Express), Greater Thameslink Railway (Gatwick Express, Great Northern, Southern and Thameslink), Great Western Railway, Heathrow Express, LNER, Merseyrail (Headbolt Lane line), Northern (particularly in the Manchester area), Southeastern, South Western Railway, Transpennine Express, Transport for Wales and West Midlands Trains (London Northwestern and West Midlands Railway).
Transport for London is also warning of disruption on London Overground and the Elizabeth line, where trains are not calling at Heathrow Terminal 5.
Network Rail Central route director Denise Wetton said: ‘While all railway lines will remain open, running fewer trains will help us manage the impact of the hot weather and keep passengers and colleagues safe.
‘We strongly advise customers to think carefully about their plans and only travel if it’s absolutely necessary in the areas most affected by the highest temperatures. If you do need to travel, please allow extra time, carry water to stay hydrated and be prepared for services to be busier than usual.’
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