 will stay in the upper 90s to around 100 degrees. Mid-70s to around 80 overnight into early tomorrow morning. A new heat advisory for tomorrow, 94 to 99 degrees. Heat index values 100 to 105, perhaps as hot as 107. Scattered showers and thunderstorms Tuesday and Wednesday, cooler by Friday. I'm 7 News meteorologist Steve Rudin in the First Alert Weather Center.