Supporters of Venezuela's Hugo Chavez began setting off fireworks and partying in the street on Sunday night in anticipation of victory in the presidential election.
Various aides to Chavez published celebratory messages on Twitter, while some supporters of opposition leader Henrique Capriles began crying at his campaign center, Reuters witnesses said.
Interior Minister Tareck el Aissami tweeted: "Perfect victory! The fatherland has won".
There was no confirmation from election authorities who have stressed it is illegal to declare victory before an official announcement.
More top news
Cloud and rain will continue to spread across Northern Ireland and Scotland through the day. The rain will be accompanied by a strong wind.
Two Birmingham men have been found guilty of funding Brussels airport bombing suspect Mohamed Abrini - known as "the man in the hat".
The actor was best known for his role as Maester Aemon in the TV hit and sitcom Porridge.