A heavy thunderstorm moved through Wyandotte County around 9:50 p.m.
The thunderstorm included heavy lightning and rain throughout the area.
At 10:10 p.m. Monday, about 227 customers were without power in Kansas City, Kan., according to the Board of Public Utilities’ outage map. Many of the customers were close to the southern county line, near I-35.
A tornado watch remains in effect until 1 a.m. in Wyandotte County.