Reported to be the Spanish champions' first choice target of the summer window, many have anticipated that the Frenchman will move to Catalonia once his release clause drops to €100m in July.
The forward has been expected to confirm his future before the World Cup and said Saturday that was still the case.
Lemar's potential transfer could have major implications for the future of compatriot Antoine Griezmann, who has been heavily linked with a move from Atletico Madrid to Barcelona.
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Other than he had a news conference that he had cause he assumed I was in an airplane and I wasn't watching". Responding, Wallace said: "You used some very strong words, "stab in the back", "a special place in hell ".
They claim that Griezmann has made a decision to join Barcelona. The deal, should he sign, will make him the club's highest paid player; and the entire club has been endorsing the deal since it was offered - from the president right down to the kit man.
Atletico Madrid reached a deal in principle to sign France worldwide Thomas Lemar from Monaco on Tuesday. That depends on the signing committee and the coach. "The decision is complicated, I am calm", he said. "And he is very good".
Griezmann is looking to cap another spectacular club season, in which he scored 29 goals in 49 games as Atletico finished runners-up in La Liga behind Barcelona and lifted the UEFA Europa League.