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Partly to mostly cloudy
Periods of sun
A little afternoon rain
Cloudy, a rain or snow shower
Low clouds and breezy
After days of temperatures more than 15 degrees Fahrenheit above normal, more seasonable air is making its return to the Chicago area. 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.