Disruption on CrossCountry between Edinburgh Waverley and Birmingham New Street, and between Newcastle and Reading due to flooding at Darlington.
Tickets are being accepted on East Coast, First TransPennine Express and Virgin Trains services.
A reduced hourly service is running between Newcastle and York. Also affecting First Transpennine Express.
Passengers may use East Coast, First TransPennine Express and Grand Central services via any reasonable route.
More top news
The 60-year-old takes charge of the Black Cats with immediate effect.
What has the weekend got in store for the Tyne Tees region?
The operation took around three hours to complete, with the remains being disposed of by a specialist animal by-product company.