Snow showers? Makes it sound like it's just going to snow off and on throughout the event, which is really not how true snowstorms act in PA.
Tonight
Snow showers, possibly mixed with rain. Low around 29. Light east wind increasing to 11 to 16 mph in the evening. Winds could gust as high as 29 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Tuesday
Snow showers, mainly before 10am. The snow could be heavy at times. High near 34. Northeast wind 14 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.