May 6, 2015; 2:30 PM ET
Following spotty showers and thunderstorms at midweek, warmth is set to return to the Philadelphia area by this weekend. more >
Mostly sunny and colder
Rises at 5:31 AM with 14:51 of sunlight, then sets at 8:22 PM
Rises at 7:23 PM with 10:20 of moolight, then sets at 5:43 AM
Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.