• Friday

    May 1

    74°Lo 57°

    Warmer with clouds and sun

    Unlikely for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      8%
    • Hours of Precip
      0
    more
  • Saturday

    May 2

    79°Lo 53°

    Sunshine

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

    May 3

    73°Lo 56°

    Sunshine

    Unlikely for hair frizz
    • Wind
      Gust
      7 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.