• Friday

    May 1

    82°Lo 62°

    A couple of showers

    Watch for hair frizz
    • Wind
      Gust
      37 mph
    • Precip
      61%
    • Hours of Precip
      3
    more
  • Saturday

    May 2

    76°Lo 43°

    Mostly cloudy

    Advisory for hair frizz
    • Wind
      Gust
      35 mph
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Sunday

    May 3

    73°Lo 46°

    Sunny

    Advisory for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      14%
    • 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.