 Now, the latest forecast from the KFNX Penguin Air Plumbing and Electrical Weather Center. I'm meteorologist Jim Rinaldi. We have an extensive heat warning in effect this afternoon. It's going to be hot under a sunny sky, the high 112. Mainly clear tonight. Fireworks should be great. Low temperature will be 86. Sunny and hot for Friday, high 114. Saturday and Sunday, sunny and hot, highs of 112. From the KFNX Weather Center, I'm meteorologist Jim Rinaldi. Currently in downtown Phoenix, it's 108 degrees.