 Can't rule out a chance for a pop-up shower or thunderstorm. Better chance for some stronger storms Sunday afternoon. It's going to be hot and humid. Highs in the mid-90s. Heat index values 100 to 105. I'm 7 News meteorologist Steve Rudin in the First Alert Weather Center. Mix of sun, mix of clouds. 83 DuPont Circle, 83 right now in Annandale.