Colder with variable clouds; breezy this afternoon
Becoming clear, brisk and very cold; extreme cold can be dangerous for outdoor activities
Rises at 6:51 AM with 10:32 of sunlight, then sets at 5:23 PM
Rises at 9:52 AM with 13:42 of moolight, then sets at 11:34 PM
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.