Todays weather in Knoxville TN - Saturday - 23 May 2026

(00:00:00) Todays weather in Knoxville TN - Saturday - 23 May 2026 (00:00:37) Today's Timing and Rain Detail (00:01:18) What To Wear and Carry (00:01:35) Tonight's Outlook (00:01:51) Weekend and Memorial Day Watch Knoxville wakes up to a stormy Saturday with an 85% chance of showers and thunderstorms throughout the day. The high stays right at 80°F, so heat isn't the concern — rain is. Light southwest winds and high humidity are creating ideal conditions for repeated rounds of thunderstorms, with the heaviest activity expected through late morning and into early afternoon before a brief lull and another push later in the day.Rainfall totals could reach between a tenth and a quarter of an inch, and if you're heading out this morning, expect wet roads, reduced visibility, and possible lightning delays. No active severe weather alerts are in effect, but conditions are messy enough to impact your commute and any outdoor plans.For what to wear: go light and waterproof. A rain jacket will serve you better than an umbrella in this on-and-off storm pattern. Skip white shirts and open-toe shoes if you're walking any distance.Tonight offers little relief — showers and thunderstorms likely continue with a 74% precipitation chance and a low near 63°F. Sunday brings a slight break with partial sunshine and a high near 83°F, but don't put the rain gear away. Memorial Day comes in at an 82% chance of showers and thunderstorms, so if you're planning a cookout or outdoor gathering, start building your backup plan now.Storms today, a brief breath Sunday, then wet all over again for the holiday. Stay flexible, Knoxville.This episode includes AI-generated content.