• Friday

    Jul 18

    88°Lo 68°

    Times of clouds and sun

    Frizz Forecast
    Weather
    • Wind
      Gust
      17 mph
    • Precip
      11%
    • Hours of Precip
      0
    more
  • Saturday

    Jul 19

    86°Lo 66°

    Times of clouds and sun

    Frizz Forecast
    Weather
    • Wind
      Gust
      15 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Sunday

    Jul 20

    79°Lo 63°

    Partly sunny

    Frizz Forecast
    Weather
    • Wind
      Gust
      14 mph
    • Precip
      1%
    • 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.