• Friday

    Aug 8

    102°Lo 78°

    Mostly sunny

    Frizz Forecast
    Weather
    • Wind
      Gust
      17 mph
    • Precip
      10%
    • Hours of Precip
      5
    more
  • Saturday

    Aug 9

    97°Lo 77°

    A strong thunderstorm

    Frizz Forecast
    Weather
    • Wind
      Gust
      19 mph
    • Precip
      56%
    • Hours of Precip
      2
    more
  • Sunday

    Aug 10

    105°Lo 80°

    Partly sunny and very warm

    Frizz Forecast
    Weather
    • Wind
      Gust
      21 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.