 Here's your Wild Horse Resort and Casino weather update for the Columbia Basin. An excessive heat warning is in effect from 11 a.m. Saturday to 10 p.m. on Monday for dangerously hot conditions with temperatures of 100 to 110 degrees. Also expect more of that widespread haze throughout the region. Tonight, mostly clear with overnight temperatures in the upper 50s into the low 60s. Stay connected with the latest breaking news, wildfire updates, and more. Download the O'Korn mobile app at okornmediagroup.com.