A pendulous weather weekend with sleet and rain will tip back down to the frigid end of the thermometer on Monday, potentially causing hazarddous driveway, sidewalk and road conditions for the Monday morning commute.
According to a statement from the National Weather Service, temperatures will steadily drop overnight Sunday in the wake of a strong cold front, with low temperatures in the mid to upper teens above Interstate 78 and in the low to mid 20's elsewhere.
Residents across the Delaware Valley are advised to be watchful of any standing water on untreated surfaces that may freeze over and create slick conditions.
Drivers are cautioned to reduce speed and maintain a safe following distance between vehicles.
Here's the forecast in Philadelphia for the upcoming week.
Monday: Sunny, with a high near 35. North wind around 8 mph. At night, mostly clear, with a low around 20. North wind 3 to 6 mph.
Tuesday: Sunny, with a high near 40. Light and variable wind. At night, mostly clear, with a low around 27.
Wednesday: Mostly sunny, with a high near 45. At night, mostly cloudy, with a low around 30.
Thursday: Snow showers likely before 8am, then rain and snow showers likely between 8am and 9am, then rain showers likely after 9am. Mostly cloudy, with a high near 47. Chance of precipitation is 60 percent. At night, a chance of showers. Mostly cloudy, with a low around 33. Chance of precipitation is 50 percent.
Friday: A chance of showers. Mostly sunny, with a high near 47. Chance of precipitation is 30 percent.