• Friday

    Apr 25

    70°Lo 46°

    A morning thunderstorm

    Unlikely for hair frizz
    • Wind
      Gust
      22 mph
    • Precip
      55%
    • Hours of Precip
      0.5
    more
  • Saturday

    Apr 26

    61°Lo 40°

    A passing morning shower

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      55%
    • Hours of Precip
      0.5
    more
  • Sunday

    Apr 27

    59°Lo 43°

    Cloudy with a little rain

    Unlikely for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      55%
    • Hours of Precip
      10.5
    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.