• Friday

    Jul 10

    91°Lo 69°

    An afternoon thunderstorm

    Advisory for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      58%
    • Hours of Precip
      1
    more
  • Saturday

    Jul 11

    89°Lo 71°

    Mostly sunny

    Advisory for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      15%
    • Hours of Precip
      0
    more
  • Sunday

    Jul 12

    93°Lo 71°

    Partly sunny

    Advisory for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      1%
    • 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.