Prince William will be a guest at the Anglesey Show where he watch gundog and falconry displays before meeting local young farmers.
Afterwards, he will view some cattle judging before moving to the central show area.
The Duke is also expected to make a short speech before being presented with a gift.
More top news
The preacher was a counsellor to American presidents and become one of the most widely heard Christian evangelist in history.
An blast of cold air from the east could see the UK's coldest spell since 2013.
UK unemployment increased by 46,000 to 1.47 million, in the quarter to December 2017 - the first jump since the summer of 2016