Todays weather in Knoxville TN - Tuesday - 26 May 2026

Knoxville weather today is anything but simple: thunderstorms are already moving through Tuesday morning, temperatures are hovering near 81 degrees, and an 81% chance of precipitation makes carrying an umbrella essentially non-negotiable. This daily weather briefing breaks down exactly what to expect and how to plan around it.The east Tennessee weather pattern today is warm, humid, and persistently unsettled. Rain chances ease briefly before late morning, but showers and thunderstorms push back in through the afternoon with light southerly winds offering zero relief from the heat and moisture. For your commute home, budget extra time — wet roads and reduced visibility are a genuine factor in this classic Knoxville afternoon storm setup.Overnight, the Knoxville TN forecast shows a modest improvement: storm chances drop to around 49% and the low settles near 66 degrees — still muggy, but slightly less intense than the daytime push.Looking ahead at the week, Wednesday brings a 75% storm chance and Thursday holds near 72%. Friday backs off to 42%, and the real breathing room doesn't arrive until Sunday and Monday when rain chances finally slide into the thirties and twenties. No active severe weather alerts are in effect as of this briefing, though conditions remain dynamic — keep an eye on local updates throughout the week.Bottom line: rain layer is mandatory, light jacket is optional, and patience is your best accessory for the rest of this damp Knoxville week.This episode includes AI-generated content.