• Friday

    Jul 18

    83°Lo 63°

    Partly sunny

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

    Jul 19

    82°Lo 66°

    Overcast with a shower

    Frizz Forecast
    Weather
    • Wind
      Gust
      12 mph
    • Precip
      41%
    • Hours of Precip
      1
    more
  • Sunday

    Jul 20

    91°Lo 69°

    Mostly sunny and warmer

    Frizz Forecast
    Weather
    • Wind
      Gust
      16 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.