Chattanooga Airport (CHA) Weather 08/18/2025

Tonight
73
Mostly Clear
Tuesday
93
Sunny then Slight Chance T-storms
Tuesday Night
73
Mostly Clear
Wednesday
93
Sunny then Chance T-storms
Wednesday Night
73
Chance T-storms then Partly Cloudy
Thursday
91
Mostly Sunny then Chance T-storms
Thursday Night
71
Chance T-storms then Partly Cloudy
Friday
85
Chance Showers then Chance T-storms
Friday Night
71
Chance T-storms
Saturday
85
Chance Showers then Chance T-storms
Saturday Night
70
Chance T-storms
Sunday
87
Mostly Sunny then Chance T-storms
Sunday Night
65
Chance T-storms then Mostly Clear
Weekly Forecast
Tonight
Mostly clear, with a low around 73. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93. Heat index values as high as 99. Calm wind.
Tuesday Night
Mostly clear, with a low around 73. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93. Heat index values as high as 100. Calm wind.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind becoming north around 5 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. North wind around 5 mph becoming calm.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 71.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 65.