July 10, 2014; 4:47 AM ET
After the intensity and number of thunderstorms diminish into Friday, the weekend will bring fairly typical warmth and humidity for the middle of July around Washington, D.C. more >
Mostly cloudy with a strong thunderstorm
Humid; watch for a strong evening thunderstorm followed by a thunderstorm in parts of the area late
Rises at 6:01 AM with 14:30 of sunlight, then sets at 8:31 PM
Rises at 3:19 AM with 14:38 of moolight, then sets at 5:57 PM
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.