December 26, 2010 10:20 am Snow Forecast: Up to 20 Inches At 10 a.m. Sunday, we were forecasting 10 to 20 inches in Philadelphia. The heaviest snowfall and wind was expected from 2 p.m. to 10 p.m. US & World Videos 3:54 NJ farm, other local growers face challenges due to climate change 3:04 Frost advisory in place overnight until Tuesday morning 3:12 Showers, storms, gusty winds heading into weekend 3:05 Strong winds and heavy rain 3:32 Time to bring out the umbrellas: Thunderstorms, heavy rain expected for end of work week