 On heat alert again, 94 to 99, feeling like we're up around 105 degrees. 7 News Chief Meteorologist Veronica Johnson in the First Alert Weather Center. Tysons 85, Waldorf 81, LaFont Plaza 86. Some parts of our area could fall into the mid-70s, although it still feels like it's 90 degrees. That gives you some perspective on how hot and humid it should feel throughout the early morning hours.