• Friday

    Jan 2

    49°Lo 43°

    Chilly with periods of rain

    Warning for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      80%
    • Hours of Precip
      10
    more
  • Saturday

    Jan 3

    57°Lo 35°

    Milder with clouds and sun

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      13%
    • Hours of Precip
      0
    more
  • Sunday

    Jan 4

    52°Lo 34°

    Times of clouds and sun

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      21%
    • 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.