Turning sharply colder with a little snow at times
Partly cloudy and much colder
Rises at 7:22 AM with 9:45 of sunlight, then sets at 5:07 PM
Rises at 1:38 PM with 15:03 of moolight, then sets at 4:41 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.