 Tomorrow, a brand new heat advisory goes into effect at noon. Daytime high is 94 to 99 degrees. Heat index values at or above 100 and a chance for a thunderstorm or two. I'm 7 News meteorologist Steve Rudin in the First Alert Weather Center. Feels like 100 or more in many spots around here. We're at 93 in Georgetown, 95 in Leesburg, downtown D.C. at 97. We're brought to you by Dulles Glass. For all your glass, mirror, and shower door needs, visit dullesglass.com. Dulles Glass. Love your glass.