"The world's most inhumane regimes continue to escape scrutiny and the Council continues politicizing and scapegoating of countries with positive human rights records in an attempt to distract from the abusers in their ranks", Haley said.
"For years, the UNHRC has proven to be a biased, hostile, anti-Israel organization that has betrayed its mission of protecting human rights", Netanyahu said, calling Israel the "one genuine democracy in the Middle East".
US Ambassador Nikki Haley will make the announcement at a press conference with Secretary of State Mike Pompeo in Washington at 5pm (2200 GMT).
Foreign Minister Boris Johnson yesterday urged the council to reform its treatment of Israel, objecting to the permanent Agenda Item 7 which deals with Israeli abuses in the Palestinian territories.
The council also sends out independent experts and has set up commissions of inquiry to report on human rights violations in countries including Syria, North Korea, Burundi, Myanmar and South Sudan.
In her speech, the U.S. diplomat accused a number of nations of impeding the UN Human Rights Council reform.
When the Council was created in 2006, U.S. President George W. Bush's administration shunned the body.
In March 2011, the UN General Assembly unanimously suspended Libya's membership in the council because of violence against protesters by forces loyal to Libyan leader Muammar Gaddafi.
Donald Trump is preparing for the United States to leave the U.N. Human Rights Council.
Mexican Foreign Minister Luis Videgaray Caso said the separation of children from parents at the U.S. border was "cruel and inhuman", and clearly violated human rights.
The U.S. pullout was bound to have ripple effects for at least two countries at the council: China and Israel.
"The US now signals its refusal to lend legitimacy to United Nations bias against Israel and Jews", he added.
"For decades, the United States has led global efforts to promote human rights, often through multilateral institutions". His blatant disregard for basic human rights will have dire and tragic consequences for marginalized people across the globe for years to come. Members are elected by the U.N. General Assembly for three-year terms and can not serve more than two terms in a row. It was only in 2009 that the USA joined the organization under President Barack Obama, whose administration argued that US membership could better steer it. The U.S. State Department said Friday, June 15, 2018 no decision has been made to leave. And we will continue to strongly advocate a reform of the UN Human Rights Council.