• Friday

    Jan 2

    24°Lo 11°

    Mostly cloudy and cold

    Advisory for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      10%
    • Hours of Precip
      0.5
    more
  • Saturday

    Jan 3

    14°Lo 1°

    Low clouds and colder

    Advisory for hair frizz
    • Wind
      Gust
      18 mph
    • Precip
      7%
    • Hours of Precip
      3.5
    more
  • Sunday

    Jan 4

    18°Lo -2°

    Low clouds and cold

    Watch for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      11%
    • 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.