Record highs at BNA on Tuesday (97 in 2018) and Wednesday (97 in 1955) could be tied or even broken.
NWS-Nashville, 9/18/22, AM Forecast Discussion

Hot, but not as humid as the other heatwaves this summer. Dewpoints upper 50°s (Comfortable) / lower 60°s (Sticky) during this End of Summer Heatwave.
There’s little to no hope of rain in the next 7+ days.