KEY POINTS
  • Oil traders are concerned about Saudi-Iranian tensions ahead of Saudi Crown Prince Mohammed bin Salman's meeting with U.S. President Donald Trump.
  • Trump has threatened to withdraw the United States from the accord between Tehran and six world powers.
  • Worries about falling production in Venezuela, whose output has been halved since 2005 to below 2 million barrels per day, also supported oil markets.
An oil pump jack in Gonzales, Texas.

Oil prices rose to their highest level in three weeks on Tuesday as tension in the Middle East and the possibility of further falls in Venezuelan output helped offset the negative impact of growing U.S. crude production.

U.S. West Texas Intermediate (WTI) crude futures ended Tuesday's session up $1.34, or 2.2 percent, to $63.40 a barrel, closing at the highest level in three weeks. The more active May U.S. crude futures rose $1.43 to $63.56 a barrel at 2:20 p.m. ET