Oil prices extended their gains at a 13-month high during Thursday's trading, as weather fluctuations in Texas and adjacent areas led to a halt in about a fifth of US refinery production. / p>

The power outage in Texas continues for the fifth day in a row due to the polar wave, and the repercussions of weather fluctuations have contributed to raising the price of Brent and Nymex crude by more than 6% since Thursday The past.

In terms of trading, Brent crude futures for April delivery rose 1.2% to $ 65.14 a barrel, the first time crude has crossed the $ 65 barrier since January Last year.

US Nymex crude for March delivery rose 1% at $ 61.73 a barrel.

The American Petroleum Institute data revealed that oil inventories in the United States fell by 5.8 million barrels in the week ending February 12th.

The US Energy Information Administration is due to release official stockpile data for the past week later today.