TULSA, Okla. (AP) — Residents of Oklahoma and Arkansas are bracing for some of the hottest temperatures so far this summer.

The National Weather Service says high temperatures during the upcoming work week will rise to above normal levels for this time of year, with the hottest conditions expected near the end of the week and next weekend.

Forecasters say a ridge of high pressure will shift east across the Southern Plains during the week, setting up a typical mid-summer heat wave and creating hot and humid conditions in eastern Oklahoma as well as northwestern and east central Arkansas.

Temper...