Clouds giving way to some sun and colder
Partly cloudy and colder
Rises at 6:59 AM with 9:24 of sunlight, then sets at 4:23 PM
Rises at 7:26 PM with 14:40 of moolight, then sets at 10:06 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.