July 22, 2014; 2:17 AM ET
Cooler air will persist across the Chicago area into the weekend but temperatures will spike into next week. more >
Rises at 5:36 AM with 14:44 of sunlight, then sets at 8:20 PM
Rises at 2:10 AM with 14:47 of moolight, then sets at 4:57 PM
Aug 30, 2012; 5:00 AM ET If you're longing to ski the Alps or swim in the Great Barrier Reef, you may be running out of time. A changing climate may beat you to the punch line. Valerie Smock has more.