 Buy two windows, get two free. Visit windownation.com. Rick McClure, WTOP Traffic. Now to 7 News First Alert meteorologist Jordan Evans. Partly cloudy overnight, mild and muggy temperatures again in the upper 70s with a light northeast wind, 5 to 10 miles per hour. For tomorrow, partly cloudy skies again, an isolated shower thunderstorm, but the heat index is back above 100, and that heat advisory will start at noon and go until 8 o'clock. On 7 News, meteorologist Jordan Evans in the First Alert Weather Center.