McGhee Tyson Airport (TYS) Weather 08/28/2025
Tonight
69
Partly Cloudy
Friday
89
Mostly Sunny then Chance T-storms
Friday Night
70
Chance T-storms then Slight Chance Showers
Saturday
85
Slight Chance T-storms then Showers Likely
Saturday Night
69
Showers Likely
Sunday
83
Chance T-storms
Sunday Night
62
Mostly Clear
Monday
83
Sunny
Monday Night
61
Partly Cloudy
Tuesday
78
Mostly Sunny
Tuesday Night
57
Partly Cloudy
Wednesday
78
Sunny
Wednesday Night
56
Mostly Clear
Weekly Forecast
Tonight
Partly cloudy, with a low around 69. Northeast wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Heat index values as high as 97. Calm wind.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 70. South wind around 5 mph becoming calm. Chance of precipitation is 30%.
Saturday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 85. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 62. Northwest wind around 5 mph becoming calm.
Monday
Sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 56.