• Friday

    May 1

    83°Lo 66°

    An afternoon t-storm or two

    Warning for hair frizz
    • Wind
      Gust
      18 mph
    • Precip
      61%
    • Hours of Precip
      4
    more
  • Saturday

    May 2

    86°Lo 68°

    An afternoon t-storm or two

    Advisory for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      60%
    • Hours of Precip
      4
    more
  • Sunday

    May 3

    88°Lo 67°

    Mostly cloudy with a shower

    Advisory for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      57%
    • Hours of Precip
      1.5
    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.