Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

78°F

26°C

Humidity	74%
Wind Speed	SW 7 mph
Barometer	30.09 in (1017.6 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	13 Jul 9:53 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Knoxville, McGhee Tyson Airport TN

Tonight
Low: 71 °F
Partly Cloudy
Monday
High: 93 °F
Mostly Sunny
then Chance
T-storms
Monday Night
Low: 72 °F
Chance
T-storms
Tuesday
High: 95 °F
Mostly Sunny
then Chance
T-storms
Tuesday Night
Low: 73 °F
Chance
T-storms then
Chance
Showers
Wednesday
High: 93 °F
Slight Chance
T-storms then
T-storms
Likely
Wednesday Night
Low: 73 °F
T-storms
Likely then
Chance
T-storms
Thursday
High: 92 °F
Chance
T-storms then
T-storms
Likely
Thursday Night
Low: 73 °F
T-storms
Likely then
Chance
T-storms

Detailed Forecast

Tonight

Partly cloudy, with a low around 71. Calm wind.

Monday

A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 93. Heat index values as high as 102. Calm wind becoming west around 5 mph in the afternoon.

Monday Night

A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 72. Northwest wind around 5 mph becoming calm.

Tuesday

A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 105. Calm wind becoming west around 5 mph.

Tuesday Night

A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. West wind around 5 mph becoming calm.

Wednesday

A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny and hot, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

Wednesday Night

Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

Thursday

A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny and hot, with a high near 92. Chance of precipitation is 60%.

Thursday Night

Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

Friday

Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 70%.

Friday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

Saturday

Showers and thunderstorms likely. Partly sunny and hot, with a high near 91. Chance of precipitation is 60%.

Saturday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

Sunday

A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92.