You a possible meteor caused a flash of light and a loud boom in Minnesota. Hear about it at urban legends and stranger truths A bright light followed by a loud boom in a Minnesota city is believed to have been the result of a meteor. Beltrami County Emergency management said that numerous reports came in from Bemidji and the surrounding areas about 06:30 p.m. On Monday, day of a bright flash of light and a loud boom that rattled the windows and the walls of local homes