Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

83°F

28°C

Humidity	63%
Wind Speed	SW 5 mph
Barometer	30.08 in (1017.1 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Heat Index	87°F (31°C)
Last update	14 Jul 9:53 pm EDT

More Information:

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

Extended Forecast for

3 Miles WNW Louisville TN

Tonight
Low: 73 °F
Partly Cloudy
Tuesday
High: 93 °F
Sunny then
Chance
T-storms
Tuesday Night
Low: 74 °F
Chance
T-storms then
Chance
Showers
Wednesday
High: 92 °F
Slight Chance
T-storms then
T-storms
Likely
Wednesday Night
Low: 75 °F
T-storms
Likely then
Chance
Showers
Thursday
High: 92 °F
Chance
T-storms then
T-storms
Likely
Thursday Night
Low: 75 °F
T-storms
Likely then
Chance
T-storms
Friday
High: 91 °F
Slight Chance
T-storms then
T-storms
Likely
Friday Night
Low: 74 °F
T-storms
Likely then
Chance
T-storms

Detailed Forecast

Tonight

Partly cloudy, with a low around 73. Calm wind.

Tuesday

A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93. Heat index values as high as 101. Calm wind.

Tuesday Night

A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. Calm wind.

Wednesday

A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny and hot, with a high near 92. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

Wednesday Night

Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

Thursday

A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny and hot, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

Thursday Night

Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm. Chance of precipitation is 60%.

Friday

A slight chance of showers, then showers and thunderstorms likely after 8am. Partly sunny and hot, with a high near 91. Chance of precipitation is 60%.

Friday Night

Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.

Saturday

Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 91. Chance of precipitation is 60%.

Saturday Night

Showers and thunderstorms likely. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

Sunday

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

Sunday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.

Monday

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