 A heat advisory from noon until 8 p.m. with feels like readings at or above 100 degrees. Hot and humid with partly sunny skies on Saturday, mid-90s, lower to middle 90s on Sunday. I'm 7 News meteorologist Steve Rudin in the First Alert Weather Center. 78 in Tyson, 78 in Waldorf at 79 outside the WTOP studios. Brought to you by Len the Plumber, heating and air. Trusted same-day service, seven days a week.