• Friday

    May 1

    71°Lo 46°

    A little morning rain; cloudy

    Watch for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      58%
    • Hours of Precip
      1
    more
  • Saturday

    May 2

    73°Lo 52°

    Sunshine

    Watch for hair frizz
    • Wind
      Gust
      35 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Sunday

    May 3

    77°Lo 52°

    Increasing clouds and windy

    Unlikely for hair frizz
    • Wind
      Gust
      40 mph
    • Precip
      0%
    • 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.