McGhee Tyson Airport (TYS) Weather 06/27/2025
Today
92
Mostly Sunny then Chance T-storms
Tonight
70
Chance T-storms then Patchy Fog
Saturday
90
Chance Showers and Patchy Fog then T-storms Likely
Saturday Night
70
T-storms Likely then Slight Chance T-storms and Patchy Fog
Sunday
91
Mostly Sunny then Chance T-storms
Sunday Night
71
Chance T-storms then Chance Showers and Patchy Fog
Monday
90
Chance Showers and Patchy Fog then T-storms
Monday Night
71
T-storms then Showers Likely
Tuesday
87
Showers Likely then T-storms
Tuesday Night
71
T-storms then Chance T-storms
Wednesday
89
Chance T-storms
Wednesday Night
69
Chance T-storms then Partly Cloudy
Thursday
91
Mostly Sunny then Slight Chance T-storms
Weekly Forecast
Today
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 99. Calm wind becoming southwest around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms before 10pm. Patchy fog between 2am and 5am. Otherwise, partly cloudy, with a low around 70. West wind around 5 mph becoming calm.
Saturday
A chance of showers, then showers and thunderstorms likely after 11am. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 90. Heat index values as high as 97. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind.
Sunday Night
A 30 percent chance of showers and thunderstorms before 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 71. Calm wind.
Monday
A chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy fog before 8am. High near 90. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 71. Chance of precipitation is 80%.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 87. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 71. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.