 Now, the latest forecast from the KFNX Penguin Air Plumbing and Electrical Weather Center. I'm meteorologist Jim Rinaldi. We have an excessive heat warning in effect. Heading into the evening, a passing thunderstorm, otherwise partly cloudy tonight, below 92. Sunshine and hot Saturday, high 114. Another hot day Sunday with sunny sky at the high temperature 112. From the KFNX Weather Center, I'm meteorologist Jim Rinaldi. Currently in downtown Phoenix, it's 112 degrees.