Philadelphia July 21, 2021 8:08 am Air Quality Alert for a Hot, Humid and Hazy Day Due to Wildfire Smoke Smoke from western and Canadian wildfires continues to be pushed our way, causing hazy conditions and an air quality alert Wednesday. US & World Videos 2:12 Any more rain on the way? 2:18 ‘A great sign': Lack of rain leads to bumper grape harvest for NJ winemakers 0:20 Get your Halloween trick-or-treat weather forecast 2:08 We're about to smash record for consecutive days without rain 2:20 Warming up