• Friday

    Jul 10

    93°Lo 71°

    Sun, some clouds

    Watch for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Saturday

    Jul 11

    94°Lo 71°

    Turning cloudy

    Watch for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      9%
    • Hours of Precip
      1.5
    more
  • Sunday

    Jul 12

    93°Lo 72°

    An afternoon thunderstorm

    Watch for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      51%
    • Hours of Precip
      2.5
    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.