National Weather Service Baltimore-Washington: “This Afternoon: Scattered showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 103. South wind around 9 mph. Chance of precipitation is 30%.”
“Tonight: Scattered showers and thunderstorms before 11 p.m. Patchy fog after 1 a.m. Otherwise, mostly cloudy, with a low around 73. West wind 3 to 6 mph. Chance of precipitation is 30%.”