 and Towson areas tonight. Rockville is at 80 degrees. We're heading down to the upper 60s and getting a break from the heat wave, at least for a while. Partly sunny, isolated showers and thunderstorms tomorrow. Not as hot with a high of 92. And Friday, showers and thunderstorms, highs about 85 degrees. Again in Ashburn, now 79. Fort Washington, 82. And Rockville at 80.