The National Weather Service has issued a flash flood watch for the area until 10 p.m. today.
Slow-moving showers and thunderstorms are expected this afternoon and into the evening. Intense rainfall rates could lead to flash flooding.
Here’s more from the NWS alert:
A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED
Flash Flood Watch has been expanded southward to include metro Washington DC and additional portions of northwestern Virginia and eastern West Virginia. Aside from the flood threat, storms this afternoon and evening could produce localized damage due to gusty winds. Keep alert! pic.twitter.com/MTvM8W0YMp
— NWS DC/Baltimore (@NWS_BaltWash) August 13, 2018