National Weather Service Baltimore-Washington: “Showers and t-storms, a few of which could be severe, are likely mainly during the afternoon & evening hours the next few days. Chances will be somewhat lower Monday, but a few pop-up showers/t-storms can’t be completely ruled out during the afternoon.”
“Today: A slight chance of showers before 11 am, then a chance of showers and thunderstorms between 11 am and 2 pm, then showers likely and possibly a thunderstorm after 2 pm. Partly sunny, with a high near 88. South wind around 7 mph. The chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.”