• Some clouds 76°
    Hair Frizz Current Weather
    • Relative Humidity
      51%
    • Wind
      Speed
      7 mph
    • Dew
      Point
      57°
  • Tonight

    May 24

    Lo 66°

    Partly cloudy

    Hair Frizz Weather
    • Wind
      Gust
      21 mph
    • Precip
      3%
    • Hours of Precip
      0
    Day Details >
  • Tomorrow

    May 25

    Hi 81°

    A p.m. t-storm in spots

    Advisory for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      45%
    • Hours of Precip
      3
    Day Details >
  • Tuesday

    May 26

    Hi 80°

    A stray afternoon t-storm

    Warning for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      54%
    • Hours of Precip
      3
    Day Details >
Next

A thundershower tomorrow night

5/24 5/25 Now: 11:55pm
PM 11-3
  • 11pm Partly cloudy 71° 0%
  • 12am Intermittent clouds 71° 0%
  • 1am Intermittent clouds 70° 3%
  • 2am Intermittent clouds 68° 7%
  • 3am Intermittent clouds 67° 7%
AM 10-3
  • 10am Intermittent clouds 74° 3%
  • 11am Intermittent clouds 76° 2%
  • 12pm Intermittent clouds 76° 2%
  • 1pm Intermittent clouds 77° 5%
  • 2pm Intermittent clouds 81° 47%
  • 3pm Mostly cloudy w/ t-storms 77° 51%
PM 4-9
  • 4pm Intermittent clouds 77° 47%
  • 5pm Intermittent clouds 78° 11%
  • 6pm Intermittent clouds 78° 11%
  • 7pm Intermittent clouds 77° 15%
  • 8pm Cloudy 76° 43%
  • 9pm Cloudy 74° 47%
Hourly Forecast >
May 24, 2015; 7:24 PM ET
Five-day Weather Forecast for Chattanooga, TN
Chattanooga, TN Weather Forecast

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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.

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