 Mike Steneford has our forecast. A risk of thunderstorms for the next several hours. Any storms that do develop may become severe. This activity will end after midnight. Our lows upper 60s, lower 70s. Turning partly cloudy, breezy, cooler and less muggy on Thursday. Highs 85 to 90. Partly cloudy and pleasant on Friday with a high in the mid 80s. Mike Steneford, WTOP News. Still some heavy rain in the...