January 29, 2015; 3:04 AM ET
Colder-than-average temperatures will hold around Philadelphia into the weekend as a couple of storm systems approach. more >
Rises at 7:13 AM with 10:07 of sunlight, then sets at 5:20 PM
Rises at 1:53 PM with 14:37 of moolight, then sets at 4:30 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.