• Friday

    Sep 5

    86°Lo 52°

    Sunny and very warm

    Watch for hair frizz
    • Wind
      Gust
      21 mph
    • Precip
      2%
    • Hours of Precip
      2.5
    more
  • Saturday

    Sep 6

    68°Lo 52°

    Cooler with occasional rain

    Advisory for hair frizz
    • Wind
      Gust
      25 mph
    • Precip
      58%
    • Hours of Precip
      4.5
    more
  • Sunday

    Sep 7

    71°Lo 51°

    A morning thunderstorm or two

    Advisory for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      60%
    • Hours of Precip
      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.