Oil edges higher, holding to gains made on signs of tighter supply

Brent crude for April delivery ticked up 14 cents to $83.17 a barrel, while the May contract added 13 cents, rising to $82.24 a barrel.

"The premium of spot prices over near-date futures has been widening over recent weeks, indicating a robust in the near term," ANZ analysts wrote in a note.

Oil prices rose 1% on Wednesday, with oil contracts tied to near-term deliveries hitting their highest premium in months.

in the United States are supporting demand, after a series of outages earlier cut U.S. refinery utilisation rates to the lowest level in two years.

BP's 435,000 barrel-per-day (bpd) refinery in Indiana will return to full production in March, according to people familiar with plant operations, after a power outage from Feb. 1.

TotalEnergies' 238,000 bpd refinery in Port Arthur, Texas, is also working to complete a restart, though it is still operating minimally following a weather-related power outage.

Analysts expect U.S. refinery run rates to have risen to 81.5% last week from 80.6% of total capacity in the previous week, according to a Reuters poll.

"Any drawdown in U.S. oil inventories should see further support for oil prices," the ANZ analysts wrote.

Official data from the Energy Information Administration is due at 1600 GMT on Thursday, delayed a day by a U.S. holiday.