• Friday

    Jun 5

    81°Lo 69°

    A stray thunderstorm

    Warning for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      40%
    • Hours of Precip
      1.5
    more
  • Saturday

    Jun 6

    87°Lo 69°

    A stray morning thunderstorm

    Warning for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      40%
    • Hours of Precip
      0.5
    more
  • Sunday

    Jun 7

    90°Lo 71°

    An afternoon thunderstorm

    Warning for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      51%
    • Hours of Precip
      2
    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.