Weymouth presently serves as Senior Associate Editor of "The Washington Post". She has been writing on foreign affairs and conducting exclusive interviews with foreign heads of state since 1986. In June 2017, Lally Weymouth conducted the first foreign interview with South Korea's new President Moon Jae-in in Seoul to discuss the crisis in North Korea. In April, Lally Weymouth interviewed Italy's new Prime Minister Gentilioni to discuss the flow of refugees into that country. Jordan's King Abdullah II also granted Mrs. Weymouth an interview in April and he discussed the Islamic State and the future of Syria. In March 2017, she travelled to Estonia to interview President Kersti Kaljulaid about the threat from Russia. She then went to Lithuania, where she interviewed President Dailia Grybauskaite about the same topics. In January, Lally Weymouth interviewed Masoud Barzani, President of the Kurdistan Region of Iraq, about the battle for Mosul. In December 2016, Lally Weymouth travelled to Peru to conduct an interview with Peru's President Pedro Pablo Kuczynski. In September 2016, she interviewed Colombia's President Manuel Santos and Italy's former Prime Minister Matteo Renzi.