| NWS Forecast for: Knoxville, McGhee Tyson Airport TN Issued by: National Weather Service Morristown, TN Last Update: 1:42 pm EDT Jul 13, 2025 | |
| Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 72. West wind 5 to 10 mph becoming light and variable in the evening. Monday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 95. Calm wind becoming west around 5 mph in the afternoon. Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73. Northwest wind around 5 mph becoming calm in the evening. Tuesday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93. Heat index values as high as 97. Calm wind becoming west around 5 mph in the afternoon. Tuesday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening. Wednesday: A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny and hot, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. Wednesday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 74. South wind around 5 mph. Chance of precipitation is 60%. Thursday: A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny and hot, with a high near 91. Chance of precipitation is 60%. Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 74. Chance of precipitation is 60%. Friday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 91. Chance of precipitation is 70%. Friday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%. Saturday: Showers and thunderstorms likely. Partly sunny and hot, with a high near 91. Chance of precipitation is 60%. Saturday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%. Sunday: A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92. | |
| Knoxville, McGhee Tyson Airport TN 35.83°N 83.98°W (Elev. 961 ft) | |
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