• Friday

    Oct 3

    86°Lo 61°

    Rain and a thunderstorm

    Warning for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      76%
    • Hours of Precip
      6.5
    more
  • Saturday

    Oct 4

    91°Lo 60°

    Sunny and hot

    Unlikely for hair frizz
    • Wind
      Gust
      18 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Sunday

    Oct 5

    81°Lo 54°

    Clouds break for sun; colder

    Watch for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      2%
    • 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.