 Now, the latest forecast from the KFNX Penguin Air Plumbing and Electrical Weather Center. I'm meteorologist Jim Rinald. We have an excessive heat warning in effect. As we head into the evening, a clear sky. It'll be mainly clear overnight, low 88. Plenty of sunshine and hot Saturday and Sunday. High each day this weekend, 114. Sunny and hot Monday with a high of 116. From the KFNX Weather Center, I'm meteorologist Jim Rinald. Currently in downtown Phoenix, it's 117 degrees.