 Now, the latest forecast from the KFNX Penguin Air Plumbing and Electrical Weather Center. For this afternoon, skies are partly sunny. Highs reach 108 with a light westerly breeze. There's a chance of shower and thudster activity between sunset and midnight tonight with a partly cloudy sky. Lows drop to 87. For tomorrow, Monday, a sunny sky. High 107. Partly cloudy Monday night. Low 89. Sunny Tuesday. High 110. Currently in downtown Phoenix, it's 106 degrees.