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An afternoon thunderstorm
A heavy thunderstorm
A thunderstorm possible
of sunlight, then sets at
of moolight, then sets at
After a rain-free weekend for much of the New York City area, the risk of severe thunderstorms and flash flooding will ramp up quickly early next week. more >
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.