• Friday

    Jan 2

    37°Lo 30°

    More sun than clouds

    Unlikely for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      13%
    • Hours of Precip
      0
    more
  • Saturday

    Jan 3

    45°Lo 38°

    Rain, increasingly heavy

    Advisory for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      80%
    • Hours of Precip
      12
    more
  • Sunday

    Jan 4

    39°Lo 19°

    Colder with clouds breaking

    Watch for hair frizz
    • Wind
      Gust
      39 mph
    • Precip
      25%
    • Hours of Precip
      1.5
    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.