July 12, 2014; 8:59 AM ET
Strong thunderstorms will threaten Chicago this weekend before the city gets a taste of September. more >
Cool with times of clouds and sun; an afternoon shower in places
Rises at 5:30 AM with 14:56 of sunlight, then sets at 8:26 PM
Rises at 10:28 PM with 12:12 of moolight, then sets at 10:40 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.