• Friday

    Jan 2

    35°Lo 26°

    Mostly cloudy, a shower

    Unlikely for hair frizz
    • Wind
      Gust
      24 mph
    • Precip
      41%
    • Hours of Precip
      11
    more
  • Saturday

    Jan 3

    38°Lo 30°

    Low clouds

    Advisory for hair frizz
    • Wind
      Gust
      25 mph
    • Precip
      6%
    • Hours of Precip
      9
    more
  • Sunday

    Jan 4

    38°Lo 21°

    Decreasing clouds

    Watch for hair frizz
    • Wind
      Gust
      47 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.