May 22, 2013; 5:15 PM ET
The focus for severe storms will move into the Ohio Valley and resume over New York state on Wednesday. more >
Mostly cloudy and not as warm with a couple of showers and a thunderstorm
Overcast, breezy and cooler with showers
Rises at 5:44 AM with 14:56 of sunlight, then sets at 8:40 PM
Rises at 7:08 PM with 10:07 of moolight, then sets at 5:15 AM
May 23, 2013; 5:00 AM ET A team has developed a model to determine the influences of humans and climate on vegetation changes. Valerie Smock explains what has the greatest effect.