• Friday

    Sep 5

    90°Lo 74°

    Mostly sunny

    Warning for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      21%
    • Hours of Precip
      0.5
    more
  • Saturday

    Sep 6

    90°Lo 73°

    A shower in the afternoon

    Warning for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      55%
    • Hours of Precip
      0.5
    more
  • Sunday

    Sep 7

    86°Lo 73°

    An afternoon t-storm or two

    Warning for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      60%
    • Hours of Precip
      4.5
    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.