DFW reached 109° at 4:21pm.
It is officially the hottest day of the year.
Tomorrow could be a degree or two hotter.
This is the 37th triple-digit heat day of the year.
It was 74° this morning. #wfaaweather pic.twitter.com/mQXr7JKcBE

— Pete Delkus (@wfaaweather) August 17, 2023