Cold Front to Bring Cooling and Heavy Rain in the East; Building Heat and Monsoon in the West

A slow moving cold front will bring temperatures back to near normal early this week in the East. Strong to severe storms ahead of the front may produce damaging winds and heavy rain that could cause flash flooding. Strengthening high pressure in the West will produce surging monsoon moisture with potential for flash flooding. Heat may become excessive in the Desert Southwest this week. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Thunderstorm Light Rain

71°F

22°C

Humidity 94%
Wind Speed E 8 mph
Barometer 29.93 in (1012.6 mb)
Dewpoint 69°F (21°C)
Visibility 7.00 mi
Last update 22 Jul 6:53 pm EDT
Extended Forecast for

Maryville TN

Flash Flood Watch until July 23, 08:00am
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch until July 23, 08:00am

    NOW until
    8:00am Tue

    Flash Flood Watch

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rain.  Patchy fog after 11pm. Low around 68. Southwest wind 5 to 10 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Heavy Rain
    and Patchy
    Fog

    Low: 68 °F

  • Tuesday

    Tuesday: Showers likely, mainly before 8am.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 79. Northwest wind 5 to 10 mph becoming northeast in the morning.  Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Showers
    Likely and
    Patchy Fog

    High: 79 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 59. Northeast wind around 5 mph.

    Mostly Clear

    Low: 59 °F

  • Wednesday

    Wednesday: Sunny, with a high near 80. Northeast wind around 5 mph.

    Sunny

    High: 80 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 60. Northeast wind around 5 mph becoming calm  in the evening.

    Mostly Clear

    Low: 60 °F

  • Thursday

    Thursday: Sunny, with a high near 84.

    Sunny

    High: 84 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 64.

    Mostly Clear

    Low: 64 °F

  • Friday

    Friday: Mostly sunny, with a high near 86.

    Mostly Sunny

    High: 86 °F

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rain. Patchy fog after 11pm. Low around 68. Southwest wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Tuesday
Showers likely, mainly before 8am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 79. Northwest wind 5 to 10 mph becoming northeast in the morning. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Mostly clear, with a low around 59. Northeast wind around 5 mph.
Wednesday
Sunny, with a high near 80. Northeast wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 60. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 64.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Isolated showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Isolated showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Click Map For Forecast
Point Forecast:
Maryville TN
 35.74°N 83.96°W (Elev. 1010 ft)
3:06 pm EDT Jul 22, 2019
6pm EDT Jul 22, 2019-6pm EDT Jul 29, 2019
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database