During his stay in Pristina, Mesic is expected to hold brief meetings with several foreign statesman who will attend Rugova's funeral.
The Kosovo Albanian leader, aged 61, died of lung cancer on Saturday. He will be buried in Pristina at 13.00 hrs Thursday.
UN Civil Administrator in Kosovo Soren Jessen-Petersen, Kosovo Parliament Speaker Nexhat Daci, Prime Minister Bajram Kosumi, a representative of the ruling Democratic Alliance of Kosovo and a member of Rugova's family are expected to speak at the funeral.
So far, some 30 state delegations have confirmed their arrival at the funeral.
Despite very low temperatures and cold weather, thousands of citizens have been standing in line outside the Kosovo parliament since early this morning to pay their last respects to the late president.
Kosovo minister Lutfi Haziri said that the committee on the funeral of President Rugova on Tuesday evening rejected the request of Serbian President Boris Tadic to attend the funeral. Haziri that Tadic's request was rejected for several reasons, including Tadic's latest statements.
One of the first officials who is expected to arrive in Kosovo is the EU High Representative for the Common Foreign and Security Policy, Javier Solana.