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A couple of showers
Partly sunny with a shower
Sunshine and patchy clouds
Mostly sunny and delightful
Following a surge of humidity and showers to end the week, dry and cooler air will push southward across the Boston areaa this weekend 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.