Disruption on East Coast between Kings Cross and Berwick-upon-Tweed, and between Kings Cross and Leeds due to adverse weather conditions.
Tickets being accepted on First Capital Connect, First Hull Trains and Grand Central services.
Northbound trains between York and Darlington are subject to delays of up to 40 minutes.
All other East Coast services in England are liable to delays of up to 30 minutes.
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Kerrie brings you Sunday night's forecast
Flying Scotsman travelled alongside three modern trains to celebrate the "past, present and future" of Britain's railway this morning.
Rain develops overnight into Monday before colder and stronger air digs in from the north - bringing the risk of snow, frost and ice