Knoxville hits the low 90s Thursday with a heat index near 102°F. Isolated storms tonight; a wetter, potentially flood‑prone pattern moves in Friday–Sunday.

Mostly sunny and muggy today with highs near 89°F and heat‑index values in the mid‑90s. Showers and thunderstorms become more likely Friday through Sunday.

Muggy morning in Knoxville with highs near 86°F. Scattered storms are possible after 2 p.m.; saturated ground raises isolated flood risk.

A Flood Watch covers Knoxville today with heavy storms likely this afternoon. Expect downpours and possible urban flooding during the commute.

A strong thunderstorm swept parts of East Tennessee with gusts up to 40 mph and pea‑size hail; officials warned of flash flooding and downed limbs.

Showers and thunderstorms likely in Knoxville today with a Flood Watch through early Monday. Heavy downpours could cause flash flooding in low‑lying areas.

Heavy thunderstorms and a Flood Watch cover Knoxville today; pockets of flash flooding and gusty winds are possible.

A Flood Watch runs noon Friday through Sunday. Heavy storms and flash flooding are possible; expect travel impacts and brief power outages.

Warm and humid Thursday with a slight chance of afternoon storms. Rain chances ramp up Friday into Saturday with localized flood risk.

Spotted lanternflies have turned up across multiple Tennessee counties this week. State officials urge Tennesseans to photograph, report and destroy any they find.

Hot and muggy today with afternoon storm chances. Local cooling centers are available for relief.

Fog this morning gives way to upper-80s heat and a roughly 60% chance of afternoon storms. Slow-moving cells could bring brief heavy rain and gusty winds.

Knox County's forensic center is investigating six possible heat-related deaths after a regional heat wave; autopsies and toxicology testing are pending. Cooling centers have opened across Knoxville.