• Friday

    Jan 2

    44°Lo 36°

    Mostly cloudy, a little rain

    Watch for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      63%
    • Hours of Precip
      8
    more
  • Saturday

    Jan 3

    55°Lo 37°

    Morning rain; cloudy

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      79%
    • Hours of Precip
      3
    more
  • Sunday

    Jan 4

    46°Lo 30°

    Partly sunny

    Watch for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
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The History Behind the UV Index

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.