• Friday

    Apr 10

    82°Lo 59°

    Afternoon thunderstorms

    Warning for hair frizz
    • Wind
      Gust
      32 mph
    • Precip
      76%
    • Hours of Precip
      3.5
    more
  • Saturday

    Apr 11

    72°Lo 65°

    Cloudy and not as warm

    Watch for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      0%
    • Hours of Precip
      5.5
    more
  • Sunday

    Apr 12

    74°Lo 66°

    Morning thunderstorms

    Warning for hair frizz
    • Wind
      Gust
      41 mph
    • Precip
      78%
    • Hours of Precip
      10
    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.