• Friday

    Sep 4

    81°Lo 65°

    A thunderstorm possible

    Unlikely for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      30%
    • Hours of Precip
      0
    more
  • Saturday

    Sep 5

    84°Lo 67°

    A p.m. t-storm possible

    Unlikely for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      30%
    • Hours of Precip
      0
    more
  • Sunday

    Sep 6

    85°Lo 64°

    A thunderstorm possible

    Advisory for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      30%
    • 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.