 Mostly cloudy, low around 78. Chance of showers and thunderstorms tomorrow. Partly sunny, high near 94 again. Heat index is as high as 103. Tomorrow night, chance of showers and thunderstorms. Mostly cloudy, low around 77. Thursday, a chance of showers and thunderstorms. Partly sunny Thursday, high near 90. At 811, partly cloudy, 80 degrees at WDEL.