• Friday

    Aug 7

    79°Lo 64°

    Cloudy

    Emergency for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      25%
    • Hours of Precip
      0.5
    more
  • Saturday

    Aug 8

    79°Lo 60°

    Mostly sunny

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      10%
    • Hours of Precip
      0
    more
  • Sunday

    Aug 9

    82°Lo 64°

    Plenty of sunshine

    Unlikely for hair frizz
    • Wind
      Gust
      20 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.