Sun giving way to increasing clouds
Considerable cloudiness with showers
Rises at 7:50 AM with 11:57 of sunlight, then sets at 7:47 PM
Rises at 7:06 PM with 12:27 of moolight, then sets at 7:33 AM
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.