• Friday

    Aug 29

    86°Lo 67°

    Plenty of sunshine

    Frizz Forecast
    Weather
    • Wind
      Gust
      11 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Saturday

    Aug 30

    83°Lo 67°

    Some sun with a shower; humid

    Frizz Forecast
    Weather
    • Wind
      Gust
      21 mph
    • Precip
      55%
    • Hours of Precip
      2.5
    more
  • Sunday

    Aug 31

    94°Lo 59°

    Clouds break for sun; warmer

    Frizz Forecast
    Weather
    • Wind
      Gust
      12 mph
    • Precip
      2%
    • 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.