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Heavy Rain and Flooding in the Southern Plains to the Great Lakes

Several days of heavy rainfall will lead to flash flooding and river flooding from the Southern Plains to the Southern Great Lakes. A band of freezing rain is forecast across portions of the Southern Plains into the Middle Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

80°F

27°C

Humidity 54%
Wind Speed SW 18 G 25 mph
Barometer 30.27 in (1024.1 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 21 Feb 3:53 pm EST
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • This
    Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 79. Southwest wind around 10 mph.

    Chance
    Showers

    High: 79 °F

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 63. South wind around 5 mph.

    Chance
    Showers

    Low: 63 °F

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 76. South wind 5 to 10 mph.

    Chance
    Showers

    High: 76 °F

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers before 2am.  Mostly cloudy, with a low around 57. Southwest wind around 5 mph becoming calm  in the evening.

    Slight Chance
    Showers

    Low: 57 °F

  • Friday

    Friday: Partly sunny, with a high near 75. Southwest wind 5 to 10 mph.

    Partly Sunny

    High: 75 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 58.

    Slight Chance
    Showers

    Low: 58 °F

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 73.

    Chance
    Showers

    High: 73 °F

  • Saturday
    Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 59. Chance of precipitation is 90%.

    Showers

    Low: 59 °F

  • Sunday

    Sunday: Showers likely.  Mostly cloudy, with a high near 67. Chance of precipitation is 60%.

    Showers
    Likely

    High: 67 °F

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Southwest wind around 10 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63. South wind around 5 mph.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 76. South wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers before 2am. Mostly cloudy, with a low around 57. Southwest wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 75. Southwest wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73.
Saturday Night
Showers and possibly a thunderstorm. Low around 59. Chance of precipitation is 90%.
Sunday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 45.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
A chance of showers. Partly sunny, with a high near 59.
Click Map For Forecast
Point Forecast:
Knoxville, McGhee Tyson Airport TN
 35.81°N 84.01°W (Elev. 899 ft)
2:56 pm EST Feb 21, 2018
4pm EST Feb 21, 2018-6pm EST Feb 28, 2018
 
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