Shortly after 5 p.m. Sunday, the National Weather Service issued a severe thunderstorm warning for Baltimore and the surrounding area. Initially issued until 5:30 p.m. and then to 6:15 p.m., it was updated to extend until 8:30 p.m. for Baltimore, Waldorf and Glen Burnie. The warning said the storms could include winds up to 60 mph and penny-sized hail and could hit Columbia, Glen Burnie, Rockville, Bowie, Aspen Hill, Elkton, Aberdeen and Havre de Grace.