Brent crude prices LCOc1 were at $49.70 per barrel at 1351 GMT, down 42 cents. Brent is about 8 percent below its open on May 25, when OPEC and other producers agreed to extend oil output cuts through to the first quarter of 2018. U.S. light crude prices CLc1 were at $47.69 per barrel, down 50 cents.

EIA forecasts Brent spot prices to average $53/b in 2017 and $56/b in 2018.

Global benchmark Brent LCOc1 advanced 1.1 percent to $50.48 a barrel. U.S. oil CLc1 also climbed 1 percent to $48.17.

A crude price in the $50s is the new reality for bosses of some of the world’s largest producers as output caps from OPEC and its allies are balanced out by rising U.S. shale.

International Brent crude futures were at $50.96 per barrel at 0646 GMT on Friday, up 19 cents, or 0.37 percent, from their last close. U.S. West Texas Intermediate (WTI) crude futures were at $48.01 per barrel, up 18 cents, or 0.38 percent.

Brent LCOc1 was 60 cents higher at $50.82 a barrel by 1255 GMT (8.55 a.m. ET) after hitting an early high of $51.09. U.S. light crude oil CLc1 was last up 60 cents at $47.93.

Global benchmark Brent crude LCOc1 was up 68 cents at $49.41 a barrel by 1327 GMT (9.27 a.m. ET). U.S. light crude CLc1 oil was 69 cents higher at $46.57 a barrel.

U.S. crude CLcv1 rose 2.09 percent to $46.47 per barrel and Brent LCOcv1 was last at $49.45, up 2.21 percent on the day.

U.S. crude CLc1 fell $2.05 or 4.3 percent to $45.77, by 12:08 p.m. Brent was down $2.07, or 4.1 percent to $48.71.

OPEC and non-OPEC oil producers look likely to extend their agreement to limit supplies beyond its June expiry to help clear a glut, three OPEC delegates said on Thursday, downplaying the chance of additional steps such as a bigger cut.