TULSA, OKLA — Afternoon highs will stay in the low to mid-90s through Friday, while overnight lows only fall into the 70s, offering little relief from the heat. Additional heat advisories may be needed later this week if humidity continues to increase.
Starting tomorrow, a slight increase in moisture will bring a small chance for isolated afternoon thunderstorms, mainly across the higher terrain of southeast Oklahoma.
Most communities will stay dry, but any storm that develops could produce gusty winds, brief heavy rainfall and frequent lightning…