I-81 weather conditions near Knoxville, Tennessee
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Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 71°F 2025-08-24T06:53:00-04:00 Today 2025-08-24, Chance T-storms then Mostly Sunny. A 50 percent chance of showers and thunderstorms, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 84. Calm wind. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight 2025-08-24, Partly Cloudy. Partly cloudy, with a low around 60. North wind around 5 mph.
Monday 2025-08-25, Sunny. Sunny, with a high near 78. North wind around 5 mph.
Monday Night 2025-08-25, Mostly Cloudy. Mostly cloudy, with a low around 57. Northwest wind around 5 mph becoming calm in the evening.
Tuesday 2025-08-26, Mostly Sunny. Mostly sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night 2025-08-26, Mostly Clear. Mostly clear, with a low around 54. North wind around 5 mph.
Wednesday 2025-08-27, Sunny. Sunny, with a high near 77. Northeast wind around 5 mph.- Wednesday Night 2025-08-27, Partly Cloudy. Partly cloudy, with a low around 55.
Thursday 2025-08-28, Partly Sunny. Partly sunny, with a high near 77.- Thursday Night 2025-08-28, Mostly Cloudy. Mostly cloudy, with a low around 57.
- Friday 2025-08-29, Mostly Sunny. Mostly sunny, with a high near 79.
Friday Night 2025-08-29, Slight Chance Showers. A 20 percent chance of showers. Partly cloudy, with a low around 58.Saturday 2025-08-30, Mostly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.