• Friday

    Aug 1

    73°Lo 58°

    Periods of rain

    Frizz Forecast
    Weather
    • Wind
      Gust
      9 mph
    • Precip
      67%
    • Hours of Precip
      5.5
    more
  • Saturday

    Aug 2

    78°Lo 58°

    Sunshine and patchy clouds

    Frizz Forecast
    Weather
    • Wind
      Gust
      10 mph
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Sunday

    Aug 3

    80°Lo 59°

    Mostly sunny and warm

    Frizz Forecast
    Weather
    • Wind
      Gust
      12 mph
    • Precip
      6%
    • 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.