An Arctic blast ushers in the coldest air yet for the Philadelphia area! A NEXT Weather Alert has been issued for this week. The incoming frigid conditions will last for two days, so prepare to bundle up. Monday will be partly cloudy and bitterly cold with highs in the low 30s. The dangerous cold kicks off the day Tuesday, when wind chills will drop into the single digits and teens under mostly sunny skies. #NEXTWeather #NEXTWeatherAlert #philadelphia #philly #arcticblast #winterweather #pawx