• Friday

    Jul 10

    84°Lo 67°

    A morning thunderstorm or two

    Warning for hair frizz
    • Wind
      Gust
      21 mph
    • Precip
      78%
    • Hours of Precip
      3
    more
  • Saturday

    Jul 11

    85°Lo 68°

    Intervals of clouds and sun

    Warning for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      9%
    • Hours of Precip
      0
    more
  • Sunday

    Jul 12

    83°Lo 67°

    Humid with some sun

    Warning for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      25%
    • 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.