Knoxville, TN Weather - Tomorrow’s Forecast

Wednesday

Mostly sunny

High:
94°F

A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. 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

Chance of thunderstorms

Overnight low:
75°F

A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.