Knoxville is starting Sunday, September 6, with clear skies and temperatures in the low 70s, but the calm morning will not last forever. The city is headed for a high near 92 degrees, with heat index values approaching 99 and a 30% chance of showers and thunderstorms developing after 2 p.m.
Storms Arrive After A Hot, Mostly Sunny Start
Rain chances should stay low through late morning as sunshine pushes temperatures through the 80s. A few showers could pop after 2 p.m., with isolated thunderstorms possible through the afternoon; most of Knoxville should stay dry, but stronger cells may bring brief downpours and gusty winds.
The National Weather Service in Morristown says a slow-moving front will bring slightly cooler air to the region, although the change will be modest. Winds should remain light from the north at 0 to 5 mph, and no watches, warnings or advisories are listed for Knox County in the current forecast.
Labor Day Keeps The Storm Chance Alive
Sunday night should turn partly cloudy with a low near 70. On Labor Day, Monday, September 7, temperatures will reach about 89 under partly sunny skies, with showers and thunderstorms possible during the afternoon and evening and a 40% chance of precipitation…