Knoxville could get significant rainfall and severe thunderstorms this week thanks to Tropical Storm Helene.
The National Weather Service has issued a flood watch for Knoxville and other parts of East Tennessee from 11 a.m. Sept. 25 to 11 a.m. Sept. 26.
Sept. 24 has a 60% chance of thunderstorms and showers before 10 p.m. with up to an inch of total rainfall…