Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

92°F

33°C

Humidity	43%
Wind Speed	W 7 mph
Barometer	29.99 in (1014.2 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Heat Index	95°F (35°C)
Last update	15 Jul 6:53 pm EDT

More Information:

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

Extended Forecast for

4 Miles NNW Louisville TN

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

Detailed Forecast

Tonight

A 40 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73. Calm wind.

Wednesday

A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93. Heat index values as high as 102. Calm wind becoming southwest around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.

Thursday

A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 92. Heat index values as high as 101. Southwest wind around 5 mph. Chance of precipitation is 50%.

Thursday Night

A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 74. Southwest wind around 5 mph. Chance of precipitation is 40%.

Friday

Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny and hot, with a high near 91. Southwest wind around 5 mph. Chance of precipitation is 60%.

Friday Night

Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

Saturday

A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 91.

Saturday Night

A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73.

Sunday

Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 60%.

Sunday Night

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

Monday

Showers and thunderstorms likely. Mostly sunny and hot, with a high near 92. Chance of precipitation is 60%.

Monday Night

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