• Friday

    May 1

    76°Lo 45°

    Partly sunny

    Unlikely for hair frizz
    • Wind
      Gust
      28 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Saturday

    May 2

    81°Lo 51°

    Windy in the afternoon

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

    May 3

    80°Lo 52°

    Sunshine and remaining warm

    Unlikely for hair frizz
    • Wind
      Gust
      30 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.