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An oil pump jack is shown in a field on June 28, 2024 in Nolan, Texas.

Oil prices were flat on Thursday as concerns about lower demand erased the gains from the previous session spurred by Hurricane's Francine's impact on output in the U.S., the world's biggest crude producer.

Brent crude futures for November were up 24 cents, or 0.34% at $70.86 a barrel. U.S. crude futures for October were up 20 cents, or 0.30%, at $67.52 at 0044 GMT.

Both contracts rose by over $1, or more than 2%, in the previous session as offshore platforms in the U.S. Gulf of Mexico were shut and refinery operations on the coast disrupted by Hurricane Francine's landfall in southern Louisiana on Wednesday.

But with the storm set to eventually dissipate after making landfall, the oil market's attention again turned to lower demand.

U.S. oil stockpiles rose across the board last week as crude imports grew and exports dipped, the Energy Information Administration said on Wednesday.

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