• Friday

    Aug 1

    81°Lo 58°

    Cloudy with a few showers

    Frizz Forecast
    Weather
    • Wind
      Gust
      13 mph
    • Precip
      68%
    • Hours of Precip
      4
    more
  • Saturday

    Aug 2

    81°Lo 57°

    Clouds breaking for some sun

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

    Aug 3

    79°Lo 62°

    Clouds, a couple of showers

    Frizz Forecast
    Weather
    • Wind
      Gust
      16 mph
    • Precip
      64%
    • 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.