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Clouds break for sun; warmer
A stray afternoon t-storm
A shower and t-storm around
An afternoon thunderstorm
Warmth will make a comeback around the Philadelphia area for the remainder of this Memorial Day holiday weekend, seemingly fitting for the unofficial start to summer. more >
Nov 12, 2012; 5:00 AM ET
The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.