• Friday

    Aug 1

    88°Lo 64°

    Cloudy with a shower

    Frizz Forecast
    Weather
    • Wind
      Gust
      8 mph
    • Precip
      58%
    • Hours of Precip
      2.5
    more
  • Saturday

    Aug 2

    96°Lo 68°

    Clearing and warmer

    Frizz Forecast
    Weather
    • Wind
      Gust
      8 mph
    • Precip
      4%
    • Hours of Precip
      0
    more
  • Sunday

    Aug 3

    95°Lo 68°

    Mostly sunny and warm

    Frizz Forecast
    Weather
    • Wind
      Gust
      14 mph
    • Precip
      8%
    • 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.