Update, 1:55 p.m. A tornado watch has been issued for Montgomery County, the District of Columbia, and neighboring counties until 9 p.m. Friday. See the NOAA alert for more details about which counties are included in the tornado watch.
Commuters may find themselves driving home in bad weather this evening. Don't forget to check Patch's live traffic map to see where accidents have blocked intersections.
The National Weather Service is warning of severe thunderstorms likely to develop this afternoon and evening, with heavy rain and strong winds. There is also a possibility of large hail, isolated tornadoes, and flash flooding in the region.
More updates to come as the storms draw closer.