U.S. crude settled down 78 cents at a two-month low of $43.20 a barrel on Tuesday, as oil fell for a third straight session on the persistent global supply glut ahead of U.S. data expected to show another increase in crude inventories.
Crude futures felt pressure from analyst expectations that U.S. crude inventories rose last week, a fifth consecutive build after gaining 22 million barrels in a four-week span.
At 476.6 million barrels, U.S. crude stocks on Oct. 16 were nearly 100 million barrels above where they were in the year-ago period, according to Energy Information Administration (EIA) data.
Brent for December delivery had fallen 70 cents to $46.84 a barrel by 2:35 p.m. EDT (1835 GMT), having earlier fallen more than $1 to $46.41, the lowest since mid-September.
Natural gas prices were up 1.7 percent at $2.098, having earlier broken below $2 for the first time since 2012. The contract for November fell nearly 10 percent in the previous session on forecasts of warmer winter weather.