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Very Heavy Rain, Severe Thunderstorms, and High Flash Flood Risk moves into the Mississippi Valley and Midwest

Thunderstorms, some severe, with very heavy rain have moved into the Mid South and Tennessee Valley today. Flash flooding and severe thunderstorms will be possible from the central Gulf Coast to the Upper Great Lakes. The greatest threat of excessive rains will be in portions of the Lower and Middle Mississippi Valleys. This storm system has a history of producing life threatening flash floods. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

27°C

80°F

Humidity 44%
Wind Speed S 24 G 37 km/h
Barometer 1012.4 mb (29.93 in)
Dewpoint 13°C (56°F)
Visibility 16 km
Heat Index27°C (80°F)
Last update 30 Apr 7:53 pm EDT
Extended Forecast for

Gatlinburg TN

Wind Advisory April 30, 11:00pm until May 1, 04:00pm
Click here for hazard details and duration
Wind Advisory
  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 19. Breezy, with a south wind 20 to 25 km/h increasing to 25 to 30 km/h after midnight. Winds could gust as high as 45 km/h.

    Chance
    T-storms and
    Breezy

    Low: 19 °C

  • Monday

    Monday: Showers and thunderstorms likely, mainly before 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 22. Breezy, with a southwest wind 25 to 30 km/h, with gusts as high as 50 km/h.  Chance of precipitation is 70%. New rainfall amounts between 7.5 mm and 1 cm possible.

    T-storms
    Likely and
    Breezy

    High: 22 °C

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 9. Southwest wind 10 to 20 km/h, with gusts as high as 30 km/h.

    Mostly Clear

    Low: 9 °C

  • Tuesday

    Tuesday: Sunny, with a high near 22. West wind 10 to 20 km/h, with gusts as high as 30 km/h.

    Sunny

    High: 22 °C

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 11. West wind 10 to 15 km/h.

    Partly Cloudy

    Low: 11 °C

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 24.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 24 °C

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 8pm.  Mostly cloudy, with a low around 14.

    Chance
    T-storms

    Low: 14 °C

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm.  Cloudy, with a high near 21. Chance of precipitation is 70%.

    Showers
    Likely

    High: 21 °C

  • Thursday
    Night

    Thursday Night: Showers likely.  Cloudy, with a low around 11. Chance of precipitation is 70%.

    Showers
    Likely

    Low: 11 °C

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 19. Breezy, with a south wind 20 to 25 km/h increasing to 25 to 30 km/h after midnight. Winds could gust as high as 45 km/h.
Monday
Showers and thunderstorms likely, mainly before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 22. Breezy, with a southwest wind 25 to 30 km/h, with gusts as high as 50 km/h. Chance of precipitation is 70%. New rainfall amounts between 7.5 mm and 1 cm possible.
Monday Night
Mostly clear, with a low around 9. Southwest wind 10 to 20 km/h, with gusts as high as 30 km/h.
Tuesday
Sunny, with a high near 22. West wind 10 to 20 km/h, with gusts as high as 30 km/h.
Tuesday Night
Partly cloudy, with a low around 11. West wind 10 to 15 km/h.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 24.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 14.
Thursday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 21. Chance of precipitation is 70%.
Thursday Night
Showers likely. Cloudy, with a low around 11. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 17. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 8.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 18.
Saturday Night
Partly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 21.
Click Map For Forecast
Point Forecast:
Gatlinburg TN
 35.73°N 83.49°W (Elev. 486 m)
7:03 pm EDT Apr 30, 2017
8pm EDT Apr 30, 2017-6pm EDT May 7, 2017
 
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Additional Resources

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