Disruption on Northern Rail between Middlesbrough and Whitby due to landslip at Lealholm.
Buses will replace trains between Lealholm and Whitby.
Trains may be delayed between Lealholm and Middlesbrough while waiting for bus connections to arrive.
The line is expected to be closed all day on Saturday, December 8.
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Protestors will head to County Hall on Friday to protest against the proposals for a retail park and 200 houses on the outskirts of Morpeth.
The two cities have been awarded a combined £393,400 to develop technology to help make motoring easier in the region
His Royal Highness rounded off his visit to the region by giving a speech at Virgin Money headquarters in Newcastle.