• Friday

    Feb 6

    40°Lo 14°

    Mostly sunny and cold

    Watch for hair frizz
    • Wind
      Gust
      22 mph
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Saturday

    Feb 7

    32°Lo 24°

    Sunny and cold

    Unlikely for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Sunday

    Feb 8

    42°Lo 21°

    Variable clouds with a shower

    Watch for hair frizz
    • Wind
      Gust
      32 mph
    • Precip
      41%
    • 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.