Weather Philly area under Heat Advisory, with heat index values up to 103; Code Orange declared due to poor air quality Hot temperatures and high humidity may cause heat illnesses, per the National Weather Service. 8 months ago
PlanPhillyWeather Philly is under a Heat Health Emergency, with heat index values up to 105 degrees. Here’s what to know Wednesday will be the final day of excessive heat and humidity "for a while," per the NWS Mount Holly branch. 9 months ago
Weather Philly region under Excessive Heat Warning amid ‘dangerously hot conditions,’ poor air quality Heat index values could reach up to 107 degrees this weekend, according to the National Weather Service. 10 months ago