• Friday

    Sep 26

    80°Lo 57°

    Clearing

    Warning for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      1%
    • Hours of Precip
      1
    more
  • Saturday

    Sep 27

    75°Lo 44°

    Some sun, a couple of showers

    Advisory for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      61%
    • Hours of Precip
      1.5
    more
  • Sunday

    Sep 28

    63°Lo 51°

    Colder with a shower

    Watch for hair frizz
    • Wind
      Gust
      19 mph
    • Precip
      55%
    • Hours of Precip
      1
    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.